feat: EXE launcher no longer reject Java 11 and later.

* use api & implementation scope, instead of compile
* add shadow plugin back
  * related: https://github.com/huanghongxun/HMCL/pull/863
  * the duplicate entry bug is fixed
* move dependencies from root project to HMCLCore module

.gitattributes

@@ -0,0 +1 @@
+*.exe filter=lfs diff=lfs merge=lfs -text

.github/ISSUE_TEMPLATE.md

@@ -6,7 +6,7 @@
 
 
 
-我们发现，对于不经常检查邮箱的人来说，GitHub issues 的反馈效率太低，时隔几个小时甚至一天的情况很多。为了改善反馈效率，并将积极为 HMCL 提供问题反馈和建议的人聚集起来，我们希望在这里反馈的人可以在 HMCL 3 用户 QQ 群：219177735 中反馈信息，**而不在 GitHub Issues 中反馈问题**。
+我们发现，对于不经常检查邮箱的人来说，GitHub Issues 的反馈效率太低，时隔几个小时甚至一天的情况很多。为了改善反馈效率，并将积极为 HMCL 提供问题反馈和建议的人聚集起来，我们希望在这里反馈的人可以在 HMCL 3 用户 QQ 群：219177735 中反馈信息，**而不在 GitHub Issues 中反馈问题**。
 
 如果你希望在 QQ 群中反馈问题，也请将下面的信息表填好直接发在群中，加快我们的沟通速度。
 
@@ -24,5 +24,5 @@
 * 对游戏做的修改（是否自行通过安装器安装 Rift 等 API，以及 mod）：
 * 游戏崩溃报告（如果有）：
 * 启动器崩溃报告（如果有）：
-* 启动器日志文件（在启动器设置中打开日志文件夹并将文件夹内所有文件打包发在这里）：
-* 问题描述（如何触发问题）：
+* 启动器日志文件（出现问题后点击启动器设置中的【导出启动器日志】按钮）：
+* 问题描述（如何触发问题）：

.github/workflows/gradle.yml

@@ -0,0 +1,18 @@
+name: Java CI
+
+on: [push]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v1
+    - name: Set up JDK 1.8
+      uses: actions/setup-java@v1
+      with:
+        java-version: 1.8
+        java-package: jdk+fx
+    - name: Build with Gradle
+      run: ./gradlew build

.gitignore

@@ -17,20 +17,25 @@ NVIDIA
 /build/
 /HMCL/build/
 /HMCLCore/build/
+/HMCLTransformerDiscoveryService/build/
 
 # idea
 .idea
 /out/
 /HMCL/out/
 /HMCLCore/out/
+/HMCLTransformerDiscoveryService/out/
 
 # eclipse
 /bin/
 /HMCL/bin/
 /HMCLCore/bin/
+/HMCLTransformerDiscoveryService/bin/
 .classpath
 .project
 .settings
 
 # netbeans
 .nb-gradle
+
+*.exe

HMCL/build.gradle

@@ -1,6 +1,15 @@
+buildscript {
+    repositories {
+        gradlePluginPortal()
+    }
+    dependencies {
+        classpath 'org.tukaani:xz:1.8'
+    }
+}
+
 plugins {
-    id 'com.github.johnrengelman.shadow' version '4.0.0'
     id 'application'
+    id 'com.github.johnrengelman.shadow' version '7.0.0'
 }
 
 import java.nio.file.FileSystems
@@ -27,8 +36,8 @@ version = versionroot + '.' + buildnumber
 mainClassName = 'org.jackhuang.hmcl.Main'
 
 dependencies {
-    compile project(":HMCLCore")
-    compile rootProject.files("lib/JFoenix.jar")
+    implementation project(":HMCLCore")
+    implementation rootProject.files("lib/JFoenix.jar")
 }
 
 def digest(String algorithm, byte[] bytes) {
@@ -69,35 +78,70 @@ ext.packer = Pack200.newPacker()
 packer.properties()["pack.effort"] = "9"
 ext.unpacker = Pack200.newUnpacker()
 
+// Pack200 does not guarantee that unpacked .class file is bit-wise same as the .class file before packing
+// because of shrinking. So we should pack .class files and unpack it to make sure that after unpacking
+// .class files remain the same.
 def repack(File file) {
     def packed = new ByteArrayOutputStream()
     new JarFile(file).withCloseable { packer.pack(it, packed) }
     new JarOutputStream(file.newOutputStream()).withCloseable { unpacker.unpack(new ByteArrayInputStream(packed.toByteArray()), it) }
 }
 
-jar {
-    manifest {
-        attributes 'Created-By': 'Copyright(c) 2013-2018 huangyuhui.',
-                'Main-Class': mainClassName,
-                'Multi-Release': 'true',
-                'Implementation-Version': version
+sourceSets {
+    java11 {
+        java {
+            srcDirs = ['src/main/java11']
+        }
     }
-    finalizedBy shadowJar
+}
+
+compileJava11Java {
+    javaCompiler = javaToolchains.compilerFor {
+        languageVersion = JavaLanguageVersion.of(11)
+    }
+    options.compilerArgs.add('--add-exports=java.base/jdk.internal.loader=ALL-UNNAMED')
+    sourceCompatibility = 11
+    targetCompatibility = 11
+}
+
+jar {
+    enabled = false
+    dependsOn shadowJar
 }
 
 shadowJar {
     classifier = null
 
-    exclude 'META-INF/maven/**'
-    exclude 'META-INF/NOTICE.txt'
-    exclude 'META-INF/LICENSE.txt'
-
-    dependencies {
-        exclude(dependency('org.jetbrains:annotations'))
+    manifest {
+        attributes 'Created-By': 'Copyright(c) 2013-2020 huangyuhui.',
+                'Main-Class': mainClassName,
+                'Multi-Release': 'true',
+                'Implementation-Version': version,
+                'Add-Opens': [
+                        'java.base/java.lang',
+                        'java.base/java.lang.reflect',
+                        'javafx.graphics/javafx.css',
+                        'javafx.base/com.sun.javafx.runtime',
+                        'javafx.controls/com.sun.javafx.scene.control.behavior',
+                        'javafx.controls/javafx.scene.control.skin',
+                        'javafx.controls/com.sun.javafx.scene.control',
+                        'javafx.base/com.sun.javafx.binding',
+                        'javafx.base/com.sun.javafx.event',
+                        'javafx.graphics/com.sun.javafx.stage'
+                ].join(" "),
+                'Add-Exports': [
+                        'java.base/jdk.internal.loader',
+                        'javafx.controls/com.sun.javafx.scene.control.behavior',
+                        'javafx.controls/javafx.scene.control.skin',
+                        'javafx.controls/com.sun.javafx.scene.control',
+                        'javafx.base/com.sun.javafx.binding',
+                        'javafx.graphics/com.sun.javafx.stage',
+                        'javafx.base/com.sun.javafx.event'
+                ].join(" ")
     }
 
     doLast {
-        repack(jar.archivePath)
+        repack(jar.archivePath) // see repack()
         attachSignature(jar.archivePath)
         createChecksum(jar.archivePath)
     }
@@ -112,7 +156,7 @@ def createExecutable(String suffix, String header) {
 
 processResources {
     ext.convertToBSS = { String resource ->
-        exclude resource
+        // exclude resource
         doFirst {
             def cssFile = new File(this.projectDir, "src/main/resources/" + resource)
             def bssFile = new File(this.projectDir, "build/compiled-resources/" + resource[0..-4] + "bss")
@@ -126,6 +170,11 @@ processResources {
 
     convertToBSS "assets/css/root.css"
     convertToBSS "assets/css/blue.css"
+
+    into('META-INF/versions/11') {
+        from sourceSets.java11.output
+    }
+    dependsOn java11Classes
 }
 
 task makePack(dependsOn: jar) {
@@ -140,7 +189,8 @@ task makePack(dependsOn: jar) {
 
 task makePackXz(dependsOn: makePack) doLast {
     def packXz = new File(makePack.outputPath.parentFile, makePack.outputPath.name + ".xz")
-    new XZOutputStream(packXz.newOutputStream(), new LZMA2Options(6)).withCloseable { it << makePack.outputPath.bytes }
+    // Our CI server does not have enough memory space to compress file at highest level.
+    new XZOutputStream(packXz.newOutputStream(), new LZMA2Options(5)).withCloseable { it << makePack.outputPath.bytes }
     createChecksum(packXz)
 }
 
@@ -157,4 +207,4 @@ task makeExecutables(dependsOn: jar) doLast {
 
 build.dependsOn makePackXz
 build.dependsOn makePackGz
-build.dependsOn makeExecutables
+build.dependsOn makeExecutables

HMCL/src/main/java/org/jackhuang/hmcl/Launcher.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2017  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,45 +13,55 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl;
 
-import com.jfoenix.concurrency.JFXUtilities;
 import javafx.application.Application;
 import javafx.application.Platform;
 import javafx.stage.Stage;
 import org.jackhuang.hmcl.setting.ConfigHolder;
 import org.jackhuang.hmcl.task.Schedulers;
+import org.jackhuang.hmcl.task.AsyncTaskExecutor;
+import org.jackhuang.hmcl.ui.AwtUtils;
 import org.jackhuang.hmcl.ui.Controllers;
 import org.jackhuang.hmcl.upgrade.UpdateChecker;
-import org.jackhuang.hmcl.util.*;
+import org.jackhuang.hmcl.upgrade.UpdateHandler;
+import org.jackhuang.hmcl.util.CrashReporter;
+import org.jackhuang.hmcl.util.Lang;
+import org.jackhuang.hmcl.util.StringUtils;
+import org.jackhuang.hmcl.util.io.FileUtils;
 import org.jackhuang.hmcl.util.platform.OperatingSystem;
 
+import java.awt.*;
 import java.io.File;
 import java.io.IOException;
 import java.lang.management.ManagementFactory;
-import java.net.URISyntaxException;
-import java.net.URL;
-import java.net.URLClassLoader;
+import java.net.*;
 import java.nio.file.Paths;
 import java.util.LinkedList;
 import java.util.List;
 import java.util.concurrent.TimeUnit;
+import java.util.logging.Level;
 
+import static org.jackhuang.hmcl.ui.FXUtils.runInFX;
 import static org.jackhuang.hmcl.util.Logging.LOG;
 import static org.jackhuang.hmcl.util.i18n.I18n.i18n;
 
 public final class Launcher extends Application {
+    public static final CookieManager COOKIE_MANAGER = new CookieManager();
 
     @Override
     public void start(Stage primaryStage) {
         Thread.currentThread().setUncaughtExceptionHandler(CRASH_REPORTER);
 
+        CookieHandler.setDefault(COOKIE_MANAGER);
+
         try {
             try {
                 ConfigHolder.init();
             } catch (IOException e) {
+                LOG.log(Level.SEVERE, "Failed to load config", e);
                 Main.showErrorAndExit(i18n("fatal.config_loading_failure", Paths.get("").toAbsolutePath().normalize()));
             }
 
@@ -61,8 +71,8 @@ public final class Launcher extends Application {
                 // Stage.show() cannot work again because JavaFX Toolkit have already shut down.
                 Platform.setImplicitExit(false);
                 Controllers.initialize(primaryStage);
-                primaryStage.setResizable(false);
-                primaryStage.setScene(Controllers.getScene());
+
+                initIcon();
 
                 UpdateChecker.init();
 
@@ -73,8 +83,25 @@ public final class Launcher extends Application {
         }
     }
 
+    @Override
+    public void stop() throws Exception {
+        super.stop();
+        Controllers.onApplicationStop();
+    }
+
+    private void initIcon() {
+        Toolkit toolkit = Toolkit.getDefaultToolkit();
+        Image image = toolkit.getImage(Launcher.class.getResource("/assets/img/icon.png"));
+        AwtUtils.setAppleIcon(image);
+    }
+
     public static void main(String[] args) {
+        if (UpdateHandler.processArguments(args)) {
+            return;
+        }
+
         Thread.setDefaultUncaughtExceptionHandler(CRASH_REPORTER);
+        AsyncTaskExecutor.setUncaughtExceptionHandler(new CrashReporter(false));
 
         try {
             LOG.info("*** " + Metadata.TITLE + " ***");
@@ -97,21 +124,20 @@ public final class Launcher extends Application {
     public static void stopApplication() {
         LOG.info("Stopping application.\n" + StringUtils.getStackTrace(Thread.currentThread().getStackTrace()));
 
-        JFXUtilities.runInFX(() -> {
+        runInFX(() -> {
             if (Controllers.getStage() == null)
                 return;
             Controllers.getStage().close();
             Schedulers.shutdown();
             Controllers.shutdown();
             Platform.exit();
-            Lang.executeDelayed(OperatingSystem::forceGC, TimeUnit.SECONDS, 5, true);
         });
     }
 
     public static void stopWithoutPlatform() {
         LOG.info("Stopping application without JavaFX Toolkit.\n" + StringUtils.getStackTrace(Thread.currentThread().getStackTrace()));
 
-        JFXUtilities.runInFX(() -> {
+        runInFX(() -> {
             if (Controllers.getStage() == null)
                 return;
             Controllers.getStage().close();
@@ -133,6 +159,11 @@ public final class Launcher extends Application {
                 } catch (URISyntaxException e) {
                     return null;
                 }
+        } else {
+            File jarFile = new File(Launcher.class.getProtectionDomain().getCodeSource().getLocation().getPath());
+            String ext = FileUtils.getExtension(jarFile);
+            if ("jar".equals(ext) || "exe".equals(ext))
+            result.add(jarFile);
         }
         if (result.isEmpty())
             return null;
@@ -140,5 +171,5 @@ public final class Launcher extends Application {
             return result;
     }
 
-    public static final CrashReporter CRASH_REPORTER = new CrashReporter();
+    public static final CrashReporter CRASH_REPORTER = new CrashReporter(true);
 }

HMCL/src/main/java/org/jackhuang/hmcl/Main.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,22 +13,28 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl;
 
-import org.jackhuang.hmcl.upgrade.UpdateHandler;
 import org.jackhuang.hmcl.util.Logging;
+import org.jackhuang.hmcl.util.SelfDependencyPatcher;
 
-import javax.net.ssl.TrustManager;
-import javax.net.ssl.TrustManagerFactory;
-import javax.net.ssl.X509TrustManager;
+import javax.net.ssl.*;
 import javax.swing.*;
 import java.io.File;
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.security.KeyManagementException;
 import java.security.KeyStore;
 import java.security.KeyStoreException;
 import java.security.NoSuchAlgorithmException;
+import java.security.cert.CertificateException;
 import java.security.cert.X509Certificate;
+import java.util.Collections;
 import java.util.logging.Level;
 
 import static org.jackhuang.hmcl.util.Lang.thread;
@@ -42,17 +48,20 @@ public final class Main {
         System.setProperty("http.agent", "HMCL/" + Metadata.VERSION);
         System.setProperty("javafx.autoproxy.disable", "true");
 
-        checkJavaFX();
         checkDirectoryPath();
 
         // This environment check will take ~300ms
-        thread(() -> checkDSTRootCAX3(), "CA Certificate Check", true);
+        thread(() -> {
+            fixLetsEncrypt();
+            checkDSTRootCAX3();
+        }, "CA Certificate Check", true);
 
         Logging.start(Metadata.HMCL_DIRECTORY.resolve("logs"));
 
-        if (UpdateHandler.processArguments(args)) {
-            return;
-        }
+        checkJavaFX();
+
+        // Fix title bar not displaying in GTK systems
+        System.setProperty("jdk.gtk.version", "2");
 
         Launcher.main(args);
     }
@@ -68,9 +77,13 @@ public final class Main {
 
     private static void checkJavaFX() {
         try {
-            Class.forName("javafx.application.Application");
-        } catch (ClassNotFoundException e) {
-            showErrorAndExit(i18n("fatal.missing_javafx"));
+            SelfDependencyPatcher.patch();
+        } catch (SelfDependencyPatcher.PatchException e) {
+            LOG.log(Level.SEVERE, "unable to patch JVM", e);
+            showErrorAndExit(i18n("fatal.javafx.missing"));
+        } catch (SelfDependencyPatcher.IncompatibleVersionException e) {
+            LOG.log(Level.SEVERE, "unable to patch JVM", e);
+            showErrorAndExit(i18n("fatal.javafx.incompatible"));
         }
     }
 
@@ -115,4 +128,34 @@ public final class Main {
         JOptionPane.showMessageDialog(null, message, "Warning", JOptionPane.WARNING_MESSAGE);
     }
 
+    static void fixLetsEncrypt() {
+        try {
+            KeyStore defaultKeyStore = KeyStore.getInstance(KeyStore.getDefaultType());
+            Path ksPath = Paths.get(System.getProperty("java.home"), "lib", "security", "cacerts");
+
+            try (InputStream ksStream = Files.newInputStream(ksPath)) {
+                defaultKeyStore.load(ksStream, "changeit".toCharArray());
+            }
+
+            KeyStore letsEncryptKeyStore = KeyStore.getInstance(KeyStore.getDefaultType());
+            InputStream letsEncryptFile = Main.class.getResourceAsStream("/assets/lekeystore.jks");
+            letsEncryptKeyStore.load(letsEncryptFile, "supersecretpassword".toCharArray());
+
+            KeyStore merged = KeyStore.getInstance(KeyStore.getDefaultType());
+            merged.load(null, new char[0]);
+            for (String alias : Collections.list(letsEncryptKeyStore.aliases()))
+                merged.setCertificateEntry(alias, letsEncryptKeyStore.getCertificate(alias));
+            for (String alias : Collections.list(defaultKeyStore.aliases()))
+                merged.setCertificateEntry(alias, defaultKeyStore.getCertificate(alias));
+
+            TrustManagerFactory instance = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm());
+            instance.init(merged);
+            SSLContext tls = SSLContext.getInstance("TLS");
+            tls.init(null, instance.getTrustManagers(), null);
+            HttpsURLConnection.setDefaultSSLSocketFactory(tls.getSocketFactory());
+            LOG.info("Added Lets Encrypt root certificates as additional trust");
+        } catch (KeyStoreException | IOException | NoSuchAlgorithmException | CertificateException | KeyManagementException e) {
+            LOG.log(Level.SEVERE, "Failed to load lets encrypt certificate. Expect problems", e);
+        }
+    }
 }

HMCL/src/main/java/org/jackhuang/hmcl/Metadata.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,15 +13,16 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl;
 
-import java.nio.file.Path;
-
 import org.jackhuang.hmcl.util.io.JarUtils;
 import org.jackhuang.hmcl.util.platform.OperatingSystem;
 
+import java.nio.file.Path;
+import java.nio.file.Paths;
+
 /**
  * Stores metadata about this application.
  */
@@ -35,8 +36,18 @@ public final class Metadata {
     public static final String UPDATE_URL = System.getProperty("hmcl.update_source.override", "https://hmcl.huangyuhui.net/api/update_link");
     public static final String CONTACT_URL = "https://hmcl.huangyuhui.net/contact";
     public static final String HELP_URL = "https://hmcl.huangyuhui.net/help";
+    public static final String CHANGELOG_URL = "https://hmcl.huangyuhui.net/changelog/";
     public static final String PUBLISH_URL = "http://www.mcbbs.net/thread-142335-1-1.html";
 
     public static final Path MINECRAFT_DIRECTORY = OperatingSystem.getWorkingDirectory("minecraft");
-    public static final Path HMCL_DIRECTORY = OperatingSystem.getWorkingDirectory("hmcl");
+    public static final Path HMCL_DIRECTORY = getHMCLDirectory();
+
+    private static Path getHMCLDirectory() {
+        String home = System.getProperty("user.home", ".");
+        if (OperatingSystem.CURRENT_OS == OperatingSystem.LINUX) {
+            // to fulfill XDG standard.
+            return Paths.get(home, ".cache", "hmcl");
+        }
+        return OperatingSystem.getWorkingDirectory("hmcl");
+    }
 }

HMCL/src/main/java/org/jackhuang/hmcl/game/AccountHelper.java

@@ -1,188 +0,0 @@
-/*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
- */
-package org.jackhuang.hmcl.game;
-
-import javafx.embed.swing.SwingFXUtils;
-import javafx.scene.image.Image;
-import org.jackhuang.hmcl.Metadata;
-import org.jackhuang.hmcl.auth.Account;
-import org.jackhuang.hmcl.auth.yggdrasil.GameProfile;
-import org.jackhuang.hmcl.auth.yggdrasil.Texture;
-import org.jackhuang.hmcl.auth.yggdrasil.YggdrasilAccount;
-import org.jackhuang.hmcl.setting.Accounts;
-import org.jackhuang.hmcl.task.FileDownloadTask;
-import org.jackhuang.hmcl.task.Scheduler;
-import org.jackhuang.hmcl.task.Schedulers;
-import org.jackhuang.hmcl.task.Task;
-import org.jackhuang.hmcl.ui.DialogController;
-import org.jackhuang.hmcl.util.io.NetworkUtils;
-
-import java.awt.Graphics2D;
-import java.awt.image.BufferedImage;
-import java.io.File;
-import java.util.*;
-
-public final class AccountHelper {
-
-    private AccountHelper() {}
-
-    public static final File SKIN_DIR = Metadata.HMCL_DIRECTORY.resolve("skins").toFile();
-
-    public static void loadSkins() {
-        for (Account account : Accounts.getAccounts()) {
-            if (account instanceof YggdrasilAccount) {
-                new SkinLoadTask((YggdrasilAccount) account, false).start();
-            }
-        }
-    }
-
-    public static Task loadSkinAsync(YggdrasilAccount account) {
-        return new SkinLoadTask(account, false);
-    }
-
-    public static Task refreshSkinAsync(YggdrasilAccount account) {
-        return new SkinLoadTask(account, true);
-    }
-
-    private static File getSkinFile(UUID uuid) {
-        return new File(SKIN_DIR, uuid + ".png");
-    }
-
-    public static Image getSkin(YggdrasilAccount account) {
-        return getSkin(account, 1);
-    }
-
-    public static Image getSkin(YggdrasilAccount account, double scaleRatio) {
-        UUID uuid = account.getUUID();
-        if (uuid == null)
-            return getSteveSkin(scaleRatio);
-
-        File file = getSkinFile(uuid);
-        if (file.exists()) {
-            Image original = new Image("file:" + file.getAbsolutePath());
-            return new Image("file:" + file.getAbsolutePath(),
-                    original.getWidth() * scaleRatio,
-                    original.getHeight() * scaleRatio,
-                    false, false);
-        }
-        return getDefaultSkin(uuid, scaleRatio);
-    }
-
-    public static Image getSkinImmediately(YggdrasilAccount account, GameProfile profile, double scaleRatio) throws Exception {
-        File file = getSkinFile(profile.getId());
-        downloadSkin(account, profile, true);
-        if (!file.exists())
-            return getDefaultSkin(profile.getId(), scaleRatio);
-
-        String url = "file:" + file.getAbsolutePath();
-        return scale(url, scaleRatio);
-    }
-
-    public static Image getHead(Image skin, int scaleRatio) {
-        final int size = 8 * scaleRatio;
-        final int faceOffset = (int) Math.round(scaleRatio * 4d / 9d);
-        BufferedImage image = SwingFXUtils.fromFXImage(skin, null);
-        BufferedImage head = new BufferedImage(size, size, BufferedImage.TYPE_INT_ARGB);
-        Graphics2D g2d = head.createGraphics();
-        g2d.drawImage(image, faceOffset, faceOffset, size - faceOffset, size - faceOffset,
-                size, size, size + size, size + size, null);
-        if (image.getHeight() > 32) {
-            g2d.drawImage(image, 0, 0, size, size,
-                    40 * scaleRatio, 8 * scaleRatio, 48 * scaleRatio, 16 * scaleRatio, null);
-        }
-        return SwingFXUtils.toFXImage(head, null);
-    }
-
-    private static class SkinLoadTask extends Task {
-        private final YggdrasilAccount account;
-        private final boolean refresh;
-        private final List<Task> dependencies = new LinkedList<>();
-
-        public SkinLoadTask(YggdrasilAccount account, boolean refresh) {
-            this.account = account;
-            this.refresh = refresh;
-        }
-
-        @Override
-        public Scheduler getScheduler() {
-            return Schedulers.io();
-        }
-
-        @Override
-        public Collection<Task> getDependencies() {
-            return dependencies;
-        }
-
-        @Override
-        public void execute() throws Exception {
-            if (!account.isLoggedIn() && (account.getCharacter() == null || refresh))
-                DialogController.logIn(account);
-
-            downloadSkin(account, refresh);
-        }
-    }
-
-    private static void downloadSkin(YggdrasilAccount account, GameProfile profile, boolean refresh) throws Exception {
-        account.clearCache();
-
-        File file = getSkinFile(profile.getId());
-        if (!refresh && file.exists())
-            return;
-        Optional<Texture> texture = account.getSkin(profile);
-        if (!texture.isPresent()) return;
-        String url = texture.get().getUrl();
-        new FileDownloadTask(NetworkUtils.toURL(url), file).run();
-    }
-
-    private static void downloadSkin(YggdrasilAccount account, boolean refresh) throws Exception {
-        account.clearCache();
-
-        if (account.getCharacter() == null) return;
-        File file = getSkinFile(account.getUUID());
-        if (!refresh && file.exists())
-            return;
-        Optional<Texture> texture = account.getSkin();
-        if (!texture.isPresent()) return;
-        String url = texture.get().getUrl();
-        new FileDownloadTask(NetworkUtils.toURL(url), file).run();
-    }
-
-    public static Image scale(String url, double scaleRatio) {
-        Image origin = new Image(url);
-        return new Image(url,
-                origin.getWidth() * scaleRatio,
-                origin.getHeight() * scaleRatio,
-                false, false);
-    }
-
-    public static Image getSteveSkin(double scaleRatio) {
-        return scale("/assets/img/steve.png", scaleRatio);
-    }
-
-    public static Image getAlexSkin(double scaleRatio) {
-        return scale("/assets/img/alex.png", scaleRatio);
-    }
-
-    public static Image getDefaultSkin(UUID uuid, double scaleRatio) {
-        int type = uuid.hashCode() & 1;
-        if (type == 1)
-            return getAlexSkin(scaleRatio);
-        else
-            return getSteveSkin(scaleRatio);
-    }
-}

HMCL/src/main/java/org/jackhuang/hmcl/game/HMCLCacheRepository.java

@@ -1,3 +1,20 @@
+/*
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
 package org.jackhuang.hmcl.game;
 
 import javafx.beans.property.SimpleStringProperty;

HMCL/src/main/java/org/jackhuang/hmcl/game/HMCLGameLauncher.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.game;
 
@@ -21,24 +21,32 @@ import org.jackhuang.hmcl.Metadata;
 import org.jackhuang.hmcl.auth.AuthInfo;
 import org.jackhuang.hmcl.launch.DefaultLauncher;
 import org.jackhuang.hmcl.launch.ProcessListener;
+import org.jackhuang.hmcl.util.Logging;
+import org.jackhuang.hmcl.util.i18n.I18n;
+import org.jackhuang.hmcl.util.io.FileUtils;
+import org.jackhuang.hmcl.util.platform.ManagedProcess;
 
+import java.io.File;
+import java.io.IOException;
+import java.util.Locale;
 import java.util.Map;
+import java.util.logging.Level;
 
 /**
  * @author huangyuhui
  */
 public final class HMCLGameLauncher extends DefaultLauncher {
 
-    public HMCLGameLauncher(GameRepository repository, String versionId, AuthInfo authInfo, LaunchOptions options) {
-        this(repository, versionId, authInfo, options, null);
+    public HMCLGameLauncher(GameRepository repository, Version version, AuthInfo authInfo, LaunchOptions options) {
+        this(repository, version, authInfo, options, null);
     }
 
-    public HMCLGameLauncher(GameRepository repository, String versionId, AuthInfo authInfo, LaunchOptions options, ProcessListener listener) {
-        this(repository, versionId, authInfo, options, listener, true);
+    public HMCLGameLauncher(GameRepository repository, Version version, AuthInfo authInfo, LaunchOptions options, ProcessListener listener) {
+        this(repository, version, authInfo, options, listener, true);
     }
 
-    public HMCLGameLauncher(GameRepository repository, String versionId, AuthInfo authInfo, LaunchOptions options, ProcessListener listener, boolean daemon) {
-        super(repository, versionId, authInfo, options, listener, daemon);
+    public HMCLGameLauncher(GameRepository repository, Version version, AuthInfo authInfo, LaunchOptions options, ProcessListener listener, boolean daemon) {
+        super(repository, version, authInfo, options, listener, daemon);
     }
 
     @Override
@@ -48,4 +56,29 @@ public final class HMCLGameLauncher extends DefaultLauncher {
         res.put("${launcher_version}", Metadata.VERSION);
         return res;
     }
+
+    private void generateOptionsTxt() {
+        File optionsFile = new File(repository.getRunDirectory(version.getId()), "options.txt");
+        if (optionsFile.exists())
+            return;
+        try {
+            // TODO: Dirty implementation here
+            if (I18n.getCurrentLocale().getLocale() == Locale.CHINA)
+                FileUtils.writeText(optionsFile, "lang:zh_cn\nforceUnicodeFont:true\n");
+        } catch (IOException e) {
+            Logging.LOG.log(Level.WARNING, "Unable to generate options.txt", e);
+        }
+    }
+
+    @Override
+    public ManagedProcess launch() throws IOException, InterruptedException {
+        generateOptionsTxt();
+        return super.launch();
+    }
+
+    @Override
+    public void makeLaunchScript(File scriptFile) throws IOException {
+        generateOptionsTxt();
+        super.makeLaunchScript(scriptFile);
+    }
 }

HMCL/src/main/java/org/jackhuang/hmcl/game/HMCLGameRepository.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,33 +13,46 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.game;
 
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
+import com.google.gson.JsonParseException;
+import com.google.gson.reflect.TypeToken;
 import javafx.scene.image.Image;
-import org.jackhuang.hmcl.event.EventBus;
-import org.jackhuang.hmcl.event.RefreshedVersionsEvent;
-import org.jackhuang.hmcl.event.RefreshingVersionsEvent;
-import org.jackhuang.hmcl.setting.EnumGameDirectory;
+import org.jackhuang.hmcl.Metadata;
+import org.jackhuang.hmcl.download.LibraryAnalyzer;
+import org.jackhuang.hmcl.mod.Modpack;
+import org.jackhuang.hmcl.mod.ModpackConfiguration;
+import org.jackhuang.hmcl.mod.mcbbs.McbbsModpackLocalInstallTask;
+import org.jackhuang.hmcl.mod.mcbbs.McbbsModpackManifest;
 import org.jackhuang.hmcl.setting.Profile;
+import org.jackhuang.hmcl.setting.ProxyManager;
 import org.jackhuang.hmcl.setting.VersionSetting;
+import org.jackhuang.hmcl.util.Lang;
 import org.jackhuang.hmcl.util.Logging;
+import org.jackhuang.hmcl.util.StringUtils;
+import org.jackhuang.hmcl.util.gson.JsonUtils;
 import org.jackhuang.hmcl.util.io.FileUtils;
+import org.jackhuang.hmcl.util.platform.JavaVersion;
 
 import java.io.File;
 import java.io.IOException;
+import java.nio.file.Files;
 import java.util.*;
 import java.util.logging.Level;
 
+import static org.jackhuang.hmcl.setting.ConfigHolder.config;
+import static org.jackhuang.hmcl.ui.FXUtils.newImage;
+
 public class HMCLGameRepository extends DefaultGameRepository {
     private final Profile profile;
-    private final Map<String, VersionSetting> versionSettings = new HashMap<>();
-    private final Set<String> beingModpackVersions = new HashSet<>();
 
-    public boolean checkedModpack = false, checkingModpack = false;
+    // local version settings
+    private final Map<String, VersionSetting> localVersionSettings = new HashMap<>();
+    private final Set<String> beingModpackVersions = new HashSet<>();
 
     public HMCLGameRepository(Profile profile, File baseDirectory) {
         super(baseDirectory);
@@ -50,26 +63,41 @@ public class HMCLGameRepository extends DefaultGameRepository {
         return profile;
     }
 
+    @Override
+    public GameDirectoryType getGameDirectoryType(String id) {
+        if (beingModpackVersions.contains(id) || isModpack(id)) {
+            return GameDirectoryType.VERSION_FOLDER;
+        } else {
+            return getVersionSetting(id).getGameDirType();
+        }
+    }
+
     @Override
     public File getRunDirectory(String id) {
-        if (beingModpackVersions.contains(id) || isModpack(id))
-            return getVersionRoot(id);
-        else {
-            VersionSetting vs = profile.getVersionSetting(id);
-            switch (vs.getGameDirType()) {
-                case VERSION_FOLDER: return getVersionRoot(id);
-                case ROOT_FOLDER: return super.getRunDirectory(id);
-                case CUSTOM: return new File(vs.getGameDir());
-                default: throw new Error();
-            }
+        switch (getGameDirectoryType(id)) {
+            case VERSION_FOLDER:
+                return getVersionRoot(id);
+            case ROOT_FOLDER:
+                return super.getRunDirectory(id);
+            case CUSTOM:
+                File dir = new File(getVersionSetting(id).getGameDir());
+                if (!FileUtils.isValidPath(dir)) return getVersionRoot(id);
+                return dir;
+            default:
+                throw new Error();
         }
     }
 
     @Override
     protected void refreshVersionsImpl() {
-        versionSettings.clear();
+        localVersionSettings.clear();
         super.refreshVersionsImpl();
-        versions.keySet().forEach(this::loadVersionSetting);
+        versions.keySet().forEach(this::loadLocalVersionSetting);
+        versions.keySet().forEach(version -> {
+            if (isModpack(version)) {
+                specializeVersionSetting(version);
+            }
+        });
 
         try {
             File file = new File(getBaseDirectory(), "launcher_profiles.json");
@@ -80,13 +108,6 @@ public class HMCLGameRepository extends DefaultGameRepository {
         }
     }
 
-    @Override
-    public void refreshVersions() {
-        EventBus.EVENT_BUS.fireEvent(new RefreshingVersionsEvent(this));
-        refreshVersionsImpl();
-        EventBus.EVENT_BUS.fireEvent(new RefreshedVersionsEvent(this));
-    }
-
     public void changeDirectory(File newDirectory) {
         setBaseDirectory(newDirectory);
         refreshVersionsAsync().start();
@@ -102,19 +123,57 @@ public class HMCLGameRepository extends DefaultGameRepository {
         clean(getRunDirectory(id));
     }
 
-    private File getVersionSettingFile(String id) {
+    public void duplicateVersion(String srcId, String dstId, boolean copySaves) throws IOException {
+        File srcDir = getVersionRoot(srcId);
+        File dstDir = getVersionRoot(dstId);
+
+        if (dstDir.exists()) throw new IOException("Version exists");
+        FileUtils.copyDirectory(srcDir.toPath(), dstDir.toPath());
+        Files.move(dstDir.toPath().resolve(srcId + ".jar"), dstDir.toPath().resolve(dstId + ".jar"));
+        Files.move(dstDir.toPath().resolve(srcId + ".json"), dstDir.toPath().resolve(dstId + ".json"));
+        VersionSetting oldVersionSetting = getVersionSetting(srcId).clone();
+        GameDirectoryType originalGameDirType = oldVersionSetting.getGameDirType();
+        oldVersionSetting.setUsesGlobal(false);
+        oldVersionSetting.setGameDirType(GameDirectoryType.VERSION_FOLDER);
+        VersionSetting newVersionSetting = initLocalVersionSetting(dstId, oldVersionSetting);
+        saveVersionSetting(dstId);
+
+        File srcGameDir = getRunDirectory(srcId);
+        File dstGameDir = getRunDirectory(dstId);
+
+        List<String> blackList = new ArrayList<>(Arrays.asList(
+                "regex:(.*?)\\.log",
+                "usernamecache.json", "usercache.json", // Minecraft
+                "launcher_profiles.json", "launcher.pack.lzma", // Minecraft Launcher
+                "backup", "pack.json", "launcher.jar", "cache", // HMCL
+                ".curseclient", // Curse
+                ".fabric", ".mixin.out", // Fabric
+                "jars", "logs", "versions", "assets", "libraries", "crash-reports", "NVIDIA", "AMD", "screenshots", "natives", "native", "$native", "server-resource-packs", // Minecraft
+                "downloads", // Curse
+                "asm", "backups", "TCNodeTracker", "CustomDISkins", "data", "CustomSkinLoader/caches" // Mods
+        ));
+        blackList.add(srcId + ".jar");
+        blackList.add(srcId + ".json");
+        if (!copySaves)
+            blackList.add("saves");
+
+        if (originalGameDirType != GameDirectoryType.VERSION_FOLDER)
+            FileUtils.copyDirectory(srcGameDir.toPath(), dstGameDir.toPath(), path -> Modpack.acceptFile(path, blackList, null));
+    }
+
+    private File getLocalVersionSettingFile(String id) {
         return new File(getVersionRoot(id), "hmclversion.cfg");
     }
 
-    private void loadVersionSetting(String id) {
-        File file = getVersionSettingFile(id);
+    private void loadLocalVersionSetting(String id) {
+        File file = getLocalVersionSettingFile(id);
         if (file.exists())
             try {
                 VersionSetting versionSetting = GSON.fromJson(FileUtils.readText(file), VersionSetting.class);
-                initVersionSetting(id, versionSetting);
+                initLocalVersionSetting(id, versionSetting);
             } catch (Exception ex) {
                 // If [JsonParseException], [IOException] or [NullPointerException] happens, the json file is malformed and needed to be recreated.
-                initVersionSetting(id, new VersionSetting());
+                initLocalVersionSetting(id, new VersionSetting());
             }
     }
 
@@ -123,18 +182,18 @@ public class HMCLGameRepository extends DefaultGameRepository {
      * @param id the version id.
      * @return new version setting, null if given version does not exist.
      */
-    public VersionSetting createVersionSetting(String id) {
+    public VersionSetting createLocalVersionSetting(String id) {
         if (!hasVersion(id))
             return null;
-        if (versionSettings.containsKey(id))
-            return getVersionSetting(id);
+        if (localVersionSettings.containsKey(id))
+            return getLocalVersionSetting(id);
         else
-            return initVersionSetting(id, new VersionSetting());
+            return initLocalVersionSetting(id, new VersionSetting());
     }
 
-    private VersionSetting initVersionSetting(String id, VersionSetting vs) {
+    private VersionSetting initLocalVersionSetting(String id, VersionSetting vs) {
+        localVersionSettings.put(id, vs);
         vs.addPropertyChangedListener(a -> saveVersionSetting(id));
-        versionSettings.put(id, vs);
         return vs;
     }
 
@@ -143,44 +202,57 @@ public class HMCLGameRepository extends DefaultGameRepository {
      *
      * @param id version id
      *
-     * @return may return null if the id not exists
+     * @return corresponding version setting, null if the version has no its own version setting.
      */
-    public VersionSetting getVersionSetting(String id) {
-        if (!versionSettings.containsKey(id))
-            loadVersionSetting(id);
-        VersionSetting setting = versionSettings.get(id);
+    public VersionSetting getLocalVersionSetting(String id) {
+        if (!localVersionSettings.containsKey(id))
+            loadLocalVersionSetting(id);
+        VersionSetting setting = localVersionSettings.get(id);
         if (setting != null && isModpack(id))
-            setting.setGameDirType(EnumGameDirectory.VERSION_FOLDER);
+            setting.setGameDirType(GameDirectoryType.VERSION_FOLDER);
         return setting;
     }
 
+    public VersionSetting getVersionSetting(String id) {
+        VersionSetting vs = getLocalVersionSetting(id);
+        if (vs == null || vs.isUsesGlobal()) {
+            profile.getGlobal().setGlobal(true); // always keep global.isGlobal = true
+            profile.getGlobal().setUsesGlobal(true);
+            return profile.getGlobal();
+        } else
+            return vs;
+    }
+
     public File getVersionIconFile(String id) {
         return new File(getVersionRoot(id), "icon.png");
     }
 
     public Image getVersionIconImage(String id) {
         if (id == null || !isLoaded())
-            return new Image("/assets/img/grass.png");
+            return newImage("/assets/img/grass.png");
 
-        Version version = getVersion(id);
+        Version version = getVersion(id).resolve(this);
         File iconFile = getVersionIconFile(id);
         if (iconFile.exists())
             return new Image("file:" + iconFile.getAbsolutePath());
-        else if ("net.minecraft.launchwrapper.Launch".equals(version.getMainClass()))
-            return new Image("/assets/img/furnace.png");
+        else if (version.getMainClass() != null &&
+                (LibraryAnalyzer.LAUNCH_WRAPPER_MAIN.equals(version.getMainClass())
+                        || version.getMainClass().startsWith("net.fabricmc")
+                        || LibraryAnalyzer.MOD_LAUNCHER_MAIN.equals(version.getMainClass())))
+            return newImage("/assets/img/furnace.png");
         else
-            return new Image("/assets/img/grass.png");
+            return newImage("/assets/img/grass.png");
     }
 
     public boolean saveVersionSetting(String id) {
-        if (!versionSettings.containsKey(id))
+        if (!localVersionSettings.containsKey(id))
             return false;
-        File file = getVersionSettingFile(id);
+        File file = getLocalVersionSettingFile(id);
         if (!FileUtils.makeDirectory(file.getAbsoluteFile().getParentFile()))
             return false;
 
         try {
-            FileUtils.writeText(file, GSON.toJson(versionSettings.get(id)));
+            FileUtils.writeText(file, GSON.toJson(localVersionSettings.get(id)));
             return true;
         } catch (IOException e) {
             Logging.LOG.log(Level.SEVERE, "Unable to save version setting of " + id, e);
@@ -194,9 +266,9 @@ public class HMCLGameRepository extends DefaultGameRepository {
      * @return specialized version setting, null if given version does not exist.
      */
     public VersionSetting specializeVersionSetting(String id) {
-        VersionSetting vs = getVersionSetting(id);
+        VersionSetting vs = getLocalVersionSetting(id);
         if (vs == null)
-            vs = createVersionSetting(id);
+            vs = createLocalVersionSetting(id);
         if (vs == null)
             return null;
         vs.setUsesGlobal(false);
@@ -204,7 +276,7 @@ public class HMCLGameRepository extends DefaultGameRepository {
     }
 
     public void globalizeVersionSetting(String id) {
-        VersionSetting vs = getVersionSetting(id);
+        VersionSetting vs = getLocalVersionSetting(id);
         if (vs != null)
             vs.setUsesGlobal(true);
     }
@@ -213,6 +285,54 @@ public class HMCLGameRepository extends DefaultGameRepository {
         return FORBIDDEN.contains(id);
     }
 
+    public LaunchOptions getLaunchOptions(String version, File gameDir, boolean checkJava) throws InterruptedException {
+        VersionSetting vs = getVersionSetting(version);
+
+        JavaVersion javaVersion = Optional.ofNullable(vs.getJavaVersion(checkJava)).orElse(JavaVersion.fromCurrentEnvironment());
+        LaunchOptions.Builder builder = new LaunchOptions.Builder()
+                .setGameDir(gameDir)
+                .setJava(javaVersion)
+                .setVersionName(Metadata.TITLE)
+                .setVersionType(Metadata.TITLE)
+                .setProfileName(Metadata.TITLE)
+                .setGameArguments(StringUtils.tokenize(vs.getMinecraftArgs()))
+                .setJavaArguments(StringUtils.tokenize(vs.getJavaArgs()))
+                .setMaxMemory(vs.getMaxMemory())
+                .setMinMemory(vs.getMinMemory())
+                .setMetaspace(Lang.toIntOrNull(vs.getPermSize()))
+                .setWidth(vs.getWidth())
+                .setHeight(vs.getHeight())
+                .setFullscreen(vs.isFullscreen())
+                .setServerIp(vs.getServerIp())
+                .setWrapper(vs.getWrapper())
+                .setPrecalledCommand(vs.getPreLaunchCommand())
+                .setNoGeneratedJVMArgs(vs.isNoJVMArgs());
+        if (config().hasProxy()) {
+            builder.setProxy(ProxyManager.getProxy());
+            if (config().hasProxyAuth()) {
+                builder.setProxyUser(config().getProxyUser());
+                builder.setProxyPass(config().getProxyPass());
+            }
+        }
+
+        File json = getModpackConfiguration(version);
+        if (json.exists()) {
+            try {
+                String jsonText = FileUtils.readText(json);
+                ModpackConfiguration<?> modpackConfiguration = JsonUtils.GSON.fromJson(jsonText, ModpackConfiguration.class);
+                if (McbbsModpackLocalInstallTask.MODPACK_TYPE.equals(modpackConfiguration.getType())) {
+                    ModpackConfiguration<McbbsModpackManifest> config = JsonUtils.GSON.fromJson(FileUtils.readText(json), new TypeToken<ModpackConfiguration<McbbsModpackManifest>>() {
+                    }.getType());
+                    config.getManifest().injectLaunchOptions(builder);
+                }
+            } catch (IOException | JsonParseException e) {
+                e.printStackTrace();
+            }
+        }
+
+        return builder.create();
+    }
+
     @Override
     public File getModpackConfiguration(String version) {
         return new File(getVersionRoot(version), "modpack.cfg");
@@ -226,6 +346,20 @@ public class HMCLGameRepository extends DefaultGameRepository {
         beingModpackVersions.remove(id);
     }
 
+    public void markVersionLaunchedAbnormally(String id) {
+        try {
+            Files.createFile(getVersionRoot(id).toPath().resolve(".abnormal"));
+        } catch (IOException ignored) {
+        }
+    }
+
+    public boolean unmarkVersionLaunchedAbnormally(String id) {
+        File file = new File(getVersionRoot(id), ".abnormal");
+        boolean result = file.isFile();
+        file.delete();
+        return result;
+    }
+
     private static final Gson GSON = new GsonBuilder()
             .setPrettyPrinting()
             .create();

HMCL/src/main/java/org/jackhuang/hmcl/game/HMCLModpackExportTask.java

@@ -1,82 +0,0 @@
-/*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
- */
-package org.jackhuang.hmcl.game;
-
-import org.jackhuang.hmcl.mod.Modpack;
-import org.jackhuang.hmcl.task.Task;
-import org.jackhuang.hmcl.util.Logging;
-import org.jackhuang.hmcl.util.gson.JsonUtils;
-import org.jackhuang.hmcl.util.io.Zipper;
-
-import java.io.File;
-import java.util.ArrayList;
-import java.util.List;
-
-/**
- * Export the game to a mod pack file.
- */
-public class HMCLModpackExportTask extends Task {
-    private final DefaultGameRepository repository;
-    private final String version;
-    private final List<String> whitelist;
-    private final Modpack modpack;
-    private final File output;
-
-    /**
-     * @param output  mod pack file.
-     * @param version to locate version.json
-     */
-    public HMCLModpackExportTask(DefaultGameRepository repository, String version, List<String> whitelist, Modpack modpack, File output) {
-        this.repository = repository;
-        this.version = version;
-        this.whitelist = whitelist;
-        this.modpack = modpack;
-        this.output = output;
-
-        onDone().register(event -> {
-            if (event.isFailed()) output.delete();
-        });
-    }
-
-    @Override
-    public void execute() throws Exception {
-        ArrayList<String> blackList = new ArrayList<>(HMCLModpackManager.MODPACK_BLACK_LIST);
-        blackList.add(version + ".jar");
-        blackList.add(version + ".json");
-        Logging.LOG.info("Compressing game files without some files in blacklist, including files or directories: usernamecache.json, asm, logs, backups, versions, assets, usercache.json, libraries, crash-reports, launcher_profiles.json, NVIDIA, TCNodeTracker");
-        try (Zipper zip = new Zipper(output.toPath())) {
-            zip.putDirectory(repository.getRunDirectory(version).toPath(), "minecraft", path -> {
-                if (path.isEmpty())
-                    return true;
-                for (String s : blackList)
-                    if (path.equals(s))
-                        return false;
-                for (String s : whitelist)
-                    if (path.equals(s))
-                        return true;
-                return false;
-            });
-
-            Version mv = repository.getResolvedVersion(version);
-            String gameVersion = GameVersion.minecraftVersion(repository.getVersionJar(version))
-                    .orElseThrow(() ->  new IllegalStateException("Cannot parse the version of " + version));
-            zip.putTextFile(JsonUtils.GSON.toJson(mv.setJar(gameVersion)), "minecraft/pack.json"); // Making "jar" to gameVersion is to be compatible with old HMCL.
-            zip.putTextFile(JsonUtils.GSON.toJson(modpack.setGameVersion(gameVersion)), "modpack.json"); // Newer HMCL only reads 'gameVersion' field.
-        }
-    }
-}

HMCL/src/main/java/org/jackhuang/hmcl/game/HMCLModpackInstallTask.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,14 +13,14 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.game;
 
 import com.google.gson.JsonParseException;
 import com.google.gson.reflect.TypeToken;
-import org.jackhuang.hmcl.download.DependencyManager;
-import org.jackhuang.hmcl.download.game.VersionJsonSaveTask;
+import org.jackhuang.hmcl.download.DefaultDependencyManager;
+import org.jackhuang.hmcl.download.LibraryAnalyzer;
 import org.jackhuang.hmcl.mod.MinecraftInstanceTask;
 import org.jackhuang.hmcl.mod.Modpack;
 import org.jackhuang.hmcl.mod.ModpackConfiguration;
@@ -35,17 +35,20 @@ import java.io.File;
 import java.io.IOException;
 import java.util.LinkedList;
 import java.util.List;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
 
-public final class HMCLModpackInstallTask extends Task {
+public final class HMCLModpackInstallTask extends Task<Void> {
     private final File zipFile;
     private final String name;
     private final HMCLGameRepository repository;
+    private final DefaultDependencyManager dependency;
     private final Modpack modpack;
-    private final List<Task> dependencies = new LinkedList<>();
-    private final List<Task> dependents = new LinkedList<>();
+    private final List<Task<?>> dependencies = new LinkedList<>();
+    private final List<Task<?>> dependents = new LinkedList<>();
 
     public HMCLModpackInstallTask(Profile profile, File zipFile, Modpack modpack, String name) {
-        DependencyManager dependency = profile.getDependency();
+        dependency = profile.getDependency();
         repository = profile.getRepository();
         this.zipFile = zipFile;
         this.name = name;
@@ -73,25 +76,43 @@ public final class HMCLModpackInstallTask extends Task {
             }
         } catch (JsonParseException | IOException ignore) {
         }
-        dependents.add(new ModpackInstallTask<>(zipFile, run, "/minecraft", it -> !"pack.json".equals(it), config));
+        dependents.add(new ModpackInstallTask<>(zipFile, run, modpack.getEncoding(), "/minecraft", it -> !"pack.json".equals(it), config));
+        dependents.add(new MinecraftInstanceTask<>(zipFile, modpack.getEncoding(), "/minecraft", modpack, MODPACK_TYPE, modpack.getName(), modpack.getVersion(), repository.getModpackConfiguration(name)).withStage("hmcl.modpack"));
     }
 
     @Override
-    public List<Task> getDependencies() {
+    public List<Task<?>> getDependencies() {
         return dependencies;
     }
 
     @Override
-    public List<Task> getDependents() {
+    public List<Task<?>> getDependents() {
         return dependents;
     }
 
     @Override
     public void execute() throws Exception {
         String json = CompressingUtils.readTextZipEntry(zipFile, "minecraft/pack.json");
-        Version version = JsonUtils.GSON.fromJson(json, Version.class).setId(name).setJar(null);
-        dependencies.add(new VersionJsonSaveTask(repository, version));
-        dependencies.add(new MinecraftInstanceTask<>(zipFile, "/minecraft", modpack, MODPACK_TYPE, repository.getModpackConfiguration(name)));
+        Version originalVersion = JsonUtils.GSON.fromJson(json, Version.class).setId(name).setJar(null);
+        LibraryAnalyzer analyzer = LibraryAnalyzer.analyze(originalVersion);
+        Task<Version> libraryTask = Task.supplyAsync(() -> originalVersion);
+        // reinstall libraries
+        // libraries of Forge and OptiFine should be obtained by installation.
+        for (LibraryAnalyzer.LibraryMark mark : analyzer) {
+            if (LibraryAnalyzer.LibraryType.MINECRAFT.getPatchId().equals(mark.getLibraryId()))
+                continue;
+            libraryTask = libraryTask.thenComposeAsync(version -> dependency.installLibraryAsync(modpack.getGameVersion(), version, mark.getLibraryId(), mark.getLibraryVersion()));
+        }
+
+        dependencies.add(libraryTask.thenComposeAsync(repository::saveAsync));
+    }
+
+    @Override
+    public List<String> getStages() {
+        return Stream.concat(
+                dependents.stream().flatMap(task -> task.getStages().stream()),
+                Stream.of("hmcl.modpack")
+        ).collect(Collectors.toList());
     }
 
     public static final String MODPACK_TYPE = "HMCL";

HMCL/src/main/java/org/jackhuang/hmcl/game/HMCLModpackManager.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,76 +13,38 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.game;
 
 import com.google.gson.JsonParseException;
 import org.jackhuang.hmcl.mod.Modpack;
-import org.jackhuang.hmcl.util.Lang;
 import org.jackhuang.hmcl.util.StringUtils;
 import org.jackhuang.hmcl.util.gson.JsonUtils;
 import org.jackhuang.hmcl.util.io.CompressingUtils;
 
-import java.io.File;
 import java.io.IOException;
-import java.util.List;
+import java.nio.charset.Charset;
+import java.nio.file.Path;
 
 /**
  * @author huangyuhui
  */
 public final class HMCLModpackManager {
 
-    public static final List<String> MODPACK_BLACK_LIST = Lang.immutableListOf(
-            "usernamecache.json", "usercache.json", // Minecraft
-            "launcher_profiles.json", "launcher.pack.lzma", // Minecraft Launcher
-            "pack.json", "launcher.jar", "hmclmc.log", "cache", // HMCL
-            "manifest.json", "minecraftinstance.json", ".curseclient", // Curse
-            "minetweaker.log", // Mods
-            "jars", "logs", "versions", "assets", "libraries", "crash-reports", "NVIDIA", "AMD", "screenshots", "natives", "native", "$native", "server-resource-packs", // Minecraft
-            "downloads", // Curse
-            "asm", "backups", "TCNodeTracker", "CustomDISkins", "data" // Mods
-    );
-    public static final List<String> MODPACK_SUGGESTED_BLACK_LIST = Lang.immutableListOf(
-            "fonts", // BetterFonts
-            "saves", "servers.dat", "options.txt", // Minecraft
-            "blueprints" /* BuildCraft */,
-            "optionsof.txt" /* OptiFine */,
-            "journeymap" /* JourneyMap */,
-            "optionsshaders.txt",
-            "mods/VoxelMods");
-
-    public static ModAdviser.ModSuggestion suggestMod(String fileName, boolean isDirectory) {
-        if (match(MODPACK_BLACK_LIST, fileName, isDirectory))
-            return ModAdviser.ModSuggestion.HIDDEN;
-        if (match(MODPACK_SUGGESTED_BLACK_LIST, fileName, isDirectory))
-            return ModAdviser.ModSuggestion.NORMAL;
-        else
-            return ModAdviser.ModSuggestion.SUGGESTED;
-    }
-
-    private static boolean match(List<String> l, String fileName, boolean isDirectory) {
-        for (String s : l)
-            if (isDirectory) {
-                if (fileName.startsWith(s + "/"))
-                    return true;
-            } else if (fileName.equals(s))
-                return true;
-        return false;
-    }
-
     /**
      * Read the manifest in a HMCL modpack.
      *
      * @param file a HMCL modpack file.
+     * @param encoding encoding of modpack zip file.
      * @throws IOException if the file is not a valid zip file.
      * @throws JsonParseException if the manifest.json is missing or malformed.
      * @return the manifest of HMCL modpack.
      */
-    public static Modpack readHMCLModpackManifest(File file) throws IOException, JsonParseException {
-        String manifestJson = CompressingUtils.readTextZipEntry(file, "modpack.json");
-        Modpack manifest = JsonUtils.fromNonNullJson(manifestJson, Modpack.class);
-        String gameJson = CompressingUtils.readTextZipEntry(file, "minecraft/pack.json");
+    public static Modpack readHMCLModpackManifest(Path file, Charset encoding) throws IOException, JsonParseException {
+        String manifestJson = CompressingUtils.readTextZipEntry(file, "modpack.json", encoding);
+        Modpack manifest = JsonUtils.fromNonNullJson(manifestJson, Modpack.class).setEncoding(encoding);
+        String gameJson = CompressingUtils.readTextZipEntry(file, "minecraft/pack.json", encoding);
         Version game = JsonUtils.fromNonNullJson(gameJson, Version.class);
         if (game.getJar() == null)
             if (StringUtils.isBlank(manifest.getVersion()))

HMCL/src/main/java/org/jackhuang/hmcl/game/HMCLModpackManifest.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.game;
 

HMCL/src/main/java/org/jackhuang/hmcl/game/LauncherHelper.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,24 +13,34 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.game;
 
 import javafx.application.Platform;
+import javafx.stage.Stage;
 import org.jackhuang.hmcl.Launcher;
-import org.jackhuang.hmcl.auth.Account;
-import org.jackhuang.hmcl.auth.AuthInfo;
-import org.jackhuang.hmcl.auth.AuthenticationException;
-import org.jackhuang.hmcl.auth.CredentialExpiredException;
+import org.jackhuang.hmcl.auth.*;
+import org.jackhuang.hmcl.auth.authlibinjector.AuthlibInjectorDownloadException;
 import org.jackhuang.hmcl.download.DefaultDependencyManager;
+import org.jackhuang.hmcl.download.LibraryAnalyzer;
 import org.jackhuang.hmcl.download.MaintainTask;
+import org.jackhuang.hmcl.download.game.GameAssetIndexDownloadTask;
+import org.jackhuang.hmcl.download.game.GameVerificationFixTask;
 import org.jackhuang.hmcl.download.game.LibraryDownloadException;
-import org.jackhuang.hmcl.launch.*;
-import org.jackhuang.hmcl.mod.CurseCompletionException;
-import org.jackhuang.hmcl.mod.CurseCompletionTask;
+import org.jackhuang.hmcl.download.java.JavaRepository;
+import org.jackhuang.hmcl.launch.NotDecompressingNativesException;
+import org.jackhuang.hmcl.launch.PermissionException;
+import org.jackhuang.hmcl.launch.ProcessCreationException;
+import org.jackhuang.hmcl.launch.ProcessListener;
 import org.jackhuang.hmcl.mod.ModpackConfiguration;
-import org.jackhuang.hmcl.setting.Accounts;
+import org.jackhuang.hmcl.mod.curse.CurseCompletionException;
+import org.jackhuang.hmcl.mod.curse.CurseCompletionTask;
+import org.jackhuang.hmcl.mod.curse.CurseInstallTask;
+import org.jackhuang.hmcl.mod.mcbbs.McbbsModpackCompletionTask;
+import org.jackhuang.hmcl.mod.mcbbs.McbbsModpackLocalInstallTask;
+import org.jackhuang.hmcl.mod.server.ServerModpackCompletionTask;
+import org.jackhuang.hmcl.mod.server.ServerModpackLocalInstallTask;
 import org.jackhuang.hmcl.setting.LauncherVisibility;
 import org.jackhuang.hmcl.setting.Profile;
 import org.jackhuang.hmcl.setting.VersionSetting;
@@ -39,27 +49,25 @@ import org.jackhuang.hmcl.ui.Controllers;
 import org.jackhuang.hmcl.ui.DialogController;
 import org.jackhuang.hmcl.ui.LogWindow;
 import org.jackhuang.hmcl.ui.construct.DialogCloseEvent;
-import org.jackhuang.hmcl.ui.construct.MessageBox;
+import org.jackhuang.hmcl.ui.construct.MessageDialogPane.MessageType;
 import org.jackhuang.hmcl.ui.construct.TaskExecutorDialogPane;
-import org.jackhuang.hmcl.util.Log4jLevel;
-import org.jackhuang.hmcl.util.Logging;
-import org.jackhuang.hmcl.util.Pair;
-import org.jackhuang.hmcl.util.StringUtils;
-import org.jackhuang.hmcl.util.function.ExceptionalSupplier;
+import org.jackhuang.hmcl.util.*;
 import org.jackhuang.hmcl.util.gson.UUIDTypeAdapter;
-import org.jackhuang.hmcl.util.platform.CommandBuilder;
-import org.jackhuang.hmcl.util.platform.JavaVersion;
-import org.jackhuang.hmcl.util.platform.ManagedProcess;
-import org.jackhuang.hmcl.util.platform.OperatingSystem;
+import org.jackhuang.hmcl.util.i18n.I18n;
+import org.jackhuang.hmcl.util.io.ResponseCodeException;
+import org.jackhuang.hmcl.util.platform.*;
 import org.jackhuang.hmcl.util.versioning.VersionNumber;
 
 import java.io.File;
 import java.io.FileNotFoundException;
 import java.io.IOException;
+import java.net.SocketTimeoutException;
+import java.net.URL;
 import java.util.*;
+import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.ConcurrentLinkedQueue;
 import java.util.concurrent.CountDownLatch;
-import java.util.concurrent.atomic.AtomicInteger;
+import java.util.concurrent.RejectedExecutionException;
 
 import static org.jackhuang.hmcl.setting.ConfigHolder.config;
 import static org.jackhuang.hmcl.util.Lang.mapOf;
@@ -84,6 +92,7 @@ public final class LauncherHelper {
         this.setting = profile.getVersionSetting(selectedVersion);
         this.launcherVisibility = setting.getLauncherVisibility();
         this.showLogs = setting.isShowLogs();
+        this.launchingStepsPane.setTitle(i18n("version.launch"));
     }
 
     private final TaskExecutorDialogPane launchingStepsPane = new TaskExecutorDialogPane(it -> {});
@@ -103,9 +112,9 @@ public final class LauncherHelper {
             try {
                 checkGameState(profile, setting, version, () -> {
                     Controllers.dialog(launchingStepsPane);
-                    Schedulers.newThread().schedule(this::launch0);
+                    Schedulers.defaultScheduler().execute(this::launch0);
                 });
-            } catch (InterruptedException ignore) {
+            } catch (InterruptedException | RejectedExecutionException ignore) {
             }
         });
     }
@@ -119,67 +128,68 @@ public final class LauncherHelper {
     private void launch0() {
         HMCLGameRepository repository = profile.getRepository();
         DefaultDependencyManager dependencyManager = profile.getDependency();
-        Version version = MaintainTask.maintain(repository.getResolvedVersion(selectedVersion));
+        Version version = MaintainTask.maintain(repository, repository.getResolvedVersion(selectedVersion));
         Optional<String> gameVersion = GameVersion.minecraftVersion(repository.getVersionJar(version));
+        boolean integrityCheck = repository.unmarkVersionLaunchedAbnormally(selectedVersion);
+        CountDownLatch launchingLatch = new CountDownLatch(1);
 
-        TaskExecutor executor = Task.of(Schedulers.javafx(), () -> emitStatus(LoadingState.DEPENDENCIES))
-                .then(variables -> {
-                    if (setting.isNotCheckGame())
-                        return null;
-                    else
-                        return dependencyManager.checkGameCompletionAsync(version);
+        TaskExecutor executor = dependencyManager.checkPatchCompletionAsync(repository.getVersion(selectedVersion), integrityCheck)
+                .thenComposeAsync(Task.allOf(
+                        Task.composeAsync(() -> {
+                            if (setting.isNotCheckGame())
+                                return null;
+                            else
+                                return dependencyManager.checkGameCompletionAsync(version, integrityCheck);
+                        }), Task.composeAsync(() -> {
+                            try {
+                                ModpackConfiguration<?> configuration = ModpackHelper.readModpackConfiguration(repository.getModpackConfiguration(selectedVersion));
+                                if (CurseInstallTask.MODPACK_TYPE.equals(configuration.getType()))
+                                    return new CurseCompletionTask(dependencyManager, selectedVersion);
+                                else if (ServerModpackLocalInstallTask.MODPACK_TYPE.equals(configuration.getType()))
+                                    return new ServerModpackCompletionTask(dependencyManager, selectedVersion);
+                                else if (McbbsModpackLocalInstallTask.MODPACK_TYPE.equals(configuration.getType()))
+                                    return new McbbsModpackCompletionTask(dependencyManager, selectedVersion);
+                                else
+                                    return null;
+                            } catch (IOException e) {
+                                return null;
+                            }
+                        }))).withStage("launch.state.dependencies")
+                .thenComposeAsync(() -> {
+                    return gameVersion.map(s -> new GameVerificationFixTask(dependencyManager, s, version)).orElse(null);
                 })
-                .then(Task.of(Schedulers.javafx(), () -> emitStatus(LoadingState.MODS)))
-                .then(var -> {
+                .thenComposeAsync(Task.supplyAsync(() -> {
                     try {
-                        ModpackConfiguration<?> configuration = ModpackHelper.readModpackConfiguration(repository.getModpackConfiguration(selectedVersion));
-                        if ("Curse".equals(configuration.getType()))
-                            return new CurseCompletionTask(dependencyManager, selectedVersion);
-                        else
-                            return null;
-                    } catch (IOException e) {
-                        return null;
-                    }
-                })
-                .then(Task.of(Schedulers.javafx(), () -> emitStatus(LoadingState.LOGGING_IN)))
-                .then(Task.of(i18n("account.methods"), variables -> {
-                    try {
-                        variables.set("account", account.logIn());
+                        return account.logIn();
                     } catch (CredentialExpiredException e) {
                         LOG.info("Credential has expired: " + e);
-                        variables.set("account", DialogController.logIn(account));
+                        return DialogController.logIn(account);
                     } catch (AuthenticationException e) {
                         LOG.warning("Authentication failed, try playing offline: " + e);
-                        variables.set("account",
-                                account.playOffline().orElseThrow(() -> e));
+                        return account.playOffline().orElseThrow(() -> e);
                     }
-                }))
-                .then(Task.of(Schedulers.javafx(), () -> emitStatus(LoadingState.LAUNCHING)))
-                .then(Task.of(variables -> {
-                    variables.set("launcher", new HMCLGameLauncher(
+                }).withStage("launch.state.logging_in"))
+                .thenComposeAsync(authInfo -> Task.supplyAsync(() -> {
+                    return new HMCLGameLauncher(
                             repository,
-                            selectedVersion,
-                            variables.get("account"),
-                            setting.toLaunchOptions(profile.getGameDir()),
+                            version.getPatches().isEmpty() ? repository.getResolvedVersion(selectedVersion) : version,
+                            authInfo,
+                            repository.getLaunchOptions(selectedVersion, profile.getGameDir(), !setting.isNotCheckJVM()),
                             launcherVisibility == LauncherVisibility.CLOSE
                                     ? null // Unnecessary to start listening to game process output when close launcher immediately after game launched.
-                                    : new HMCLProcessListener(variables.get("account"), setting, gameVersion.isPresent())
-                    ));
-                }))
-                .then(variables -> {
-                    DefaultLauncher launcher = variables.get("launcher");
+                                    : new HMCLProcessListener(repository, selectedVersion, authInfo, launchingLatch, gameVersion.isPresent())
+                    );
+                }).thenComposeAsync(launcher -> { // launcher is prev task's result
                     if (scriptFile == null) {
-                        return new LaunchTask<>(launcher::launch).setName(i18n("version.launch"));
+                        return Task.supplyAsync(launcher::launch);
                     } else {
-                        return new LaunchTask<>(() -> {
+                        return Task.supplyAsync(() -> {
                             launcher.makeLaunchScript(scriptFile);
                             return null;
-                        }).setName(i18n("version.launch_script"));
+                        });
                     }
-                })
-                .then(Task.of(variables -> {
+                }).thenAcceptAsync(process -> { // process is LaunchTask's result
                     if (scriptFile == null) {
-                        ManagedProcess process = variables.get(LaunchTask.LAUNCH_ID);
                         PROCESSES.add(process);
                         if (launcherVisibility == LauncherVisibility.CLOSE)
                             Launcher.stopApplication();
@@ -188,35 +198,32 @@ public final class LauncherHelper {
                                 process.stop();
                                 it.fireEvent(new DialogCloseEvent());
                             });
-                    } else
+                    } else {
                         Platform.runLater(() -> {
                             launchingStepsPane.fireEvent(new DialogCloseEvent());
                             Controllers.dialog(i18n("version.launch_script.success", scriptFile.getAbsolutePath()));
                         });
-
-                }))
+                    }
+                }).thenRunAsync(() -> {
+                    launchingLatch.await();
+                }).withStage("launch.state.waiting_launching"))
+                .withStagesHint(Lang.immutableListOf(
+                        "launch.state.dependencies",
+                        "launch.state.logging_in",
+                        "launch.state.waiting_launching"))
                 .executor();
-
-        launchingStepsPane.setExecutor(executor);
+        launchingStepsPane.setExecutor(executor, false);
         executor.addTaskListener(new TaskListener() {
-            final AtomicInteger finished = new AtomicInteger(0);
-
-            @Override
-            public void onFinished(Task task) {
-                finished.incrementAndGet();
-                int runningTasks = executor.getRunningTasks();
-                Platform.runLater(() -> launchingStepsPane.setProgress(1.0 * finished.get() / runningTasks));
-            }
 
             @Override
             public void onStop(boolean success, TaskExecutor executor) {
-                if (!success && !Controllers.isStopped()) {
-                    Platform.runLater(() -> {
-                        // Check if the application has stopped
-                        // because onStop will be invoked if tasks fail when the executor service shut down.
-                        if (!Controllers.isStopped()) {
-                            launchingStepsPane.fireEvent(new DialogCloseEvent());
-                            Exception ex = executor.getLastException();
+                Platform.runLater(() -> {
+                    // Check if the application has stopped
+                    // because onStop will be invoked if tasks fail when the executor service shut down.
+                    if (!Controllers.isStopped()) {
+                        launchingStepsPane.fireEvent(new DialogCloseEvent());
+                        if (!success) {
+                            Exception ex = executor.getException();
                             if (ex != null) {
                                 String message;
                                 if (ex instanceof CurseCompletionException) {
@@ -231,18 +238,57 @@ public final class LauncherHelper {
                                 } else if (ex instanceof NotDecompressingNativesException) {
                                     message = i18n("launch.failed.decompressing_natives") + ex.getLocalizedMessage();
                                 } else if (ex instanceof LibraryDownloadException) {
-                                    message = i18n("launch.failed.download_library", ((LibraryDownloadException) ex).getLibrary().getName()) + "\n" + StringUtils.getStackTrace(ex.getCause());
+                                    message = i18n("launch.failed.download_library", ((LibraryDownloadException) ex).getLibrary().getName()) + "\n";
+                                    if (ex.getCause() instanceof ResponseCodeException) {
+                                        ResponseCodeException rce = (ResponseCodeException) ex.getCause();
+                                        int responseCode = rce.getResponseCode();
+                                        URL url = rce.getUrl();
+                                        if (responseCode == 404)
+                                            message += i18n("download.code.404", url);
+                                        else
+                                            message += i18n("download.failed", url, responseCode);
+                                    } else {
+                                        message += StringUtils.getStackTrace(ex.getCause());
+                                    }
+                                } else if (ex instanceof DownloadException) {
+                                    URL url = ((DownloadException) ex).getUrl();
+                                    if (ex.getCause() instanceof SocketTimeoutException) {
+                                        message = i18n("install.failed.downloading.timeout", url);
+                                    } else if (ex.getCause() instanceof ResponseCodeException) {
+                                        ResponseCodeException responseCodeException = (ResponseCodeException) ex.getCause();
+                                        if (I18n.hasKey("download.code." + responseCodeException.getResponseCode())) {
+                                            message = i18n("download.code." + responseCodeException.getResponseCode(), url);
+                                        } else {
+                                            message = i18n("install.failed.downloading.detail", url) + "\n" + StringUtils.getStackTrace(ex.getCause());
+                                        }
+                                    } else {
+                                        message = i18n("install.failed.downloading.detail", url) + "\n" + StringUtils.getStackTrace(ex.getCause());
+                                    }
+                                } else if (ex instanceof GameAssetIndexDownloadTask.GameAssetIndexMalformedException) {
+                                    message = i18n("assets.index.malformed");
+                                } else if (ex instanceof AuthlibInjectorDownloadException) {
+                                    message = i18n("account.failed.injector_download_failure");
+                                } else if (ex instanceof CharacterDeletedException) {
+                                    message = i18n("account.failed.character_deleted");
+                                } else if (ex instanceof ResponseCodeException) {
+                                    ResponseCodeException rce = (ResponseCodeException) ex;
+                                    int responseCode = rce.getResponseCode();
+                                    URL url = rce.getUrl();
+                                    if (responseCode == 404)
+                                        message = i18n("download.code.404", url);
+                                    else
+                                        message = i18n("download.failed", url, responseCode);
                                 } else {
                                     message = StringUtils.getStackTrace(ex);
                                 }
                                 Controllers.dialog(message,
                                         scriptFile == null ? i18n("launch.failed") : i18n("version.launch_script.failed"),
-                                        MessageBox.ERROR_MESSAGE);
+                                        MessageType.ERROR);
                             }
                         }
-                    });
-                }
-                launchingStepsPane.setExecutor(null);
+                    }
+                    launchingStepsPane.setExecutor(null);
+                });
             }
         });
 
@@ -264,13 +310,29 @@ public final class LauncherHelper {
         VersionNumber gameVersion = VersionNumber.asVersion(GameVersion.minecraftVersion(profile.getRepository().getVersionJar(version)).orElse("Unknown"));
         JavaVersion java = setting.getJavaVersion();
         if (java == null) {
-            Controllers.dialog(i18n("launch.wrong_javadir"), i18n("message.warning"), MessageBox.WARNING_MESSAGE, onAccept);
+            Controllers.dialog(i18n("launch.wrong_javadir"), i18n("message.warning"), MessageType.WARNING, onAccept);
             setting.setJava(null);
             setting.setDefaultJavaPath(null);
             java = JavaVersion.fromCurrentEnvironment();
             flag = true;
         }
 
+        if (!flag && version.getJavaVersion() != null) {
+            if (java.getParsedVersion() < version.getJavaVersion().getMajorVersion()) {
+                Optional<JavaVersion> acceptableJava = JavaVersion.getJavas().stream()
+                        .filter(javaVersion -> javaVersion.getParsedVersion() >= version.getJavaVersion().getMajorVersion())
+                        .max(Comparator.comparing(JavaVersion::getVersionNumber));
+                if (acceptableJava.isPresent()) {
+                    setting.setJavaVersion(acceptableJava.get());
+                } else {
+                    Controllers.dialog(i18n("launch.advice.require_newer_java_version", gameVersion.toString(), version.getJavaVersion().getMajorVersion()), i18n("message.warning"), MessageType.WARNING, () -> {
+                        downloadJava(version.getJavaVersion(), profile).thenAccept(x -> onAccept.run());
+                    });
+                    flag = true;
+                }
+            }
+        }
+
         // Game later than 1.7.2 accepts Java 8.
         if (!flag && java.getParsedVersion() < JavaVersion.JAVA_8 && gameVersion.compareTo(VersionNumber.asVersion("1.7.2")) > 0) {
             Optional<JavaVersion> java8 = JavaVersion.getJavas().stream()
@@ -283,10 +345,10 @@ public final class LauncherHelper {
                 if (gameVersion.compareTo(VersionNumber.asVersion("1.13")) >= 0) {
                     // Minecraft 1.13 and later versions only support Java 8 or later.
                     // Terminate launching operation.
-                    Controllers.dialog(i18n("launch.advice.java8_1_13"), i18n("message.error"), MessageBox.ERROR_MESSAGE, null);
+                    Controllers.dialog(i18n("launch.advice.java8_1_13"), i18n("message.error"), MessageType.ERROR, null);
                 } else {
                     // Most mods require Java 8 or later version.
-                    Controllers.dialog(i18n("launch.advice.newer_java"), i18n("message.warning"), MessageBox.WARNING_MESSAGE, onAccept);
+                    Controllers.dialog(i18n("launch.advice.newer_java"), i18n("message.warning"), MessageType.WARNING, onAccept);
                 }
                 flag = true;
             }
@@ -294,7 +356,7 @@ public final class LauncherHelper {
 
         // LaunchWrapper 1.12 will crash because of assuming the system class loader is an instance of URLClassLoader.
         if (!flag && java.getParsedVersion() >= JavaVersion.JAVA_9
-                && version.getMainClass().contains("launchwrapper")
+                && LibraryAnalyzer.LAUNCH_WRAPPER_MAIN.equals(version.getMainClass())
                 && version.getLibraries().stream()
                 .filter(library -> "launchwrapper".equals(library.getArtifactId()))
                 .anyMatch(library -> VersionNumber.asVersion(library.getVersion()).compareTo(VersionNumber.asVersion("1.13")) < 0)) {
@@ -302,10 +364,10 @@ public final class LauncherHelper {
             if (java8.isPresent()) {
                 java8required = true;
                 setting.setJavaVersion(java8.get());
-                Controllers.dialog(i18n("launch.advice.java9") + "\n" + i18n("launch.advice.corrected"), i18n("message.info"), MessageBox.INFORMATION_MESSAGE, onAccept);
+                Controllers.dialog(i18n("launch.advice.java9") + "\n" + i18n("launch.advice.corrected"), i18n("message.info"), MessageType.INFORMATION, onAccept);
                 flag = true;
             } else {
-                Controllers.dialog(i18n("launch.advice.java9") + "\n" + i18n("launch.advice.uncorrected"), i18n("message.error"), MessageBox.ERROR_MESSAGE, null);
+                Controllers.dialog(i18n("launch.advice.java9") + "\n" + i18n("launch.advice.uncorrected"), i18n("message.error"), MessageType.ERROR, null);
                 flag = true;
             }
         }
@@ -320,13 +382,13 @@ public final class LauncherHelper {
                 newJavaRequired = true;
                 setting.setJavaVersion(java8.get());
             } else {
-                Controllers.dialog(i18n("launch.advice.java8_51_1_13"), i18n("message.warning"), MessageBox.WARNING_MESSAGE, onAccept);
+                Controllers.dialog(i18n("launch.advice.java8_51_1_13"), i18n("message.warning"), MessageType.WARNING, onAccept);
                 flag = true;
             }
         }
 
         if (!flag && java.getPlatform() == org.jackhuang.hmcl.util.platform.Platform.BIT_32 &&
-                org.jackhuang.hmcl.util.platform.Platform.IS_64_BIT) {
+                Architecture.CURRENT.getPlatform() == org.jackhuang.hmcl.util.platform.Platform.BIT_64) {
             final JavaVersion java32 = java;
 
             // First find if same java version but whose platform is 64-bit installed.
@@ -352,7 +414,7 @@ public final class LauncherHelper {
             if (java64.isPresent()) {
                 setting.setJavaVersion(java64.get());
             } else {
-                Controllers.dialog(i18n("launch.advice.different_platform"), i18n("message.error"), MessageBox.ERROR_MESSAGE, onAccept);
+                Controllers.dialog(i18n("launch.advice.different_platform"), i18n("message.error"), MessageType.ERROR, onAccept);
                 flag = true;
             }
         }
@@ -362,13 +424,13 @@ public final class LauncherHelper {
                 setting.getMaxMemory() > 1.5 * 1024) {
             // 1.5 * 1024 is an inaccurate number.
             // Actual memory limit depends on operating system and memory.
-            Controllers.dialog(i18n("launch.advice.too_large_memory_for_32bit"), i18n("message.error"), MessageBox.ERROR_MESSAGE, onAccept);
+            Controllers.confirm(i18n("launch.advice.too_large_memory_for_32bit"), i18n("message.error"), onAccept, null);
             flag = true;
         }
 
         // Cannot allocate too much memory exceeding free space.
         if (!flag && OperatingSystem.TOTAL_MEMORY > 0 && OperatingSystem.TOTAL_MEMORY < setting.getMaxMemory()) {
-            Controllers.dialog(i18n("launch.advice.not_enough_space", OperatingSystem.TOTAL_MEMORY), i18n("message.error"), MessageBox.ERROR_MESSAGE, onAccept);
+            Controllers.confirm(i18n("launch.advice.not_enough_space", OperatingSystem.TOTAL_MEMORY), i18n("message.error"), onAccept, null);
             flag = true;
         }
 
@@ -376,11 +438,23 @@ public final class LauncherHelper {
         if (!flag) {
             boolean hasForge2760 = version.getLibraries().stream().filter(it -> it.is("net.minecraftforge", "forge"))
                     .anyMatch(it ->
-                            0 <= VersionNumber.VERSION_COMPARATOR.compare("1.12.2-14.23.5.2760", it.getVersion()) &&
+                            VersionNumber.VERSION_COMPARATOR.compare("1.12.2-14.23.5.2760", it.getVersion()) <= 0 &&
                                     VersionNumber.VERSION_COMPARATOR.compare(it.getVersion(), "1.12.2-14.23.5.2773") < 0);
             boolean hasLiteLoader = version.getLibraries().stream().anyMatch(it -> it.is("com.mumfrey", "liteloader"));
             if (hasForge2760 && hasLiteLoader && gameVersion.compareTo(VersionNumber.asVersion("1.12.2")) == 0) {
-                Controllers.dialog(i18n("launch.advice.forge2760_liteloader"), i18n("message.error"), MessageBox.ERROR_MESSAGE, onAccept);
+                Controllers.confirm(i18n("launch.advice.forge2760_liteloader"), i18n("message.error"), onAccept, null);
+                flag = true;
+            }
+        }
+
+        // OptiFine 1.14.4 is not compatible with Forge 28.2.2 and later versions.
+        if (!flag) {
+            boolean hasForge28_2_2 = version.getLibraries().stream().filter(it -> it.is("net.minecraftforge", "forge"))
+                    .anyMatch(it ->
+                            VersionNumber.VERSION_COMPARATOR.compare("1.14.4-28.2.2", it.getVersion()) <= 0);
+            boolean hasOptiFine = version.getLibraries().stream().anyMatch(it -> it.is("optifine", "OptiFine"));
+            if (hasForge28_2_2 && hasOptiFine && gameVersion.compareTo(VersionNumber.asVersion("1.14.4")) == 0) {
+                Controllers.confirm(i18n("launch.advice.forge28_2_2_optifine"), i18n("message.error"), onAccept, null);
                 flag = true;
             }
         }
@@ -389,19 +463,43 @@ public final class LauncherHelper {
             onAccept.run();
     }
 
-    public void emitStatus(LoadingState state) {
-        if (state == LoadingState.DONE) {
-            launchingStepsPane.fireEvent(new DialogCloseEvent());
-        }
+    private static CompletableFuture<Void> downloadJava(GameJavaVersion javaVersion, Profile profile) {
+        CompletableFuture<Void> future = new CompletableFuture<>();
 
-        launchingStepsPane.setTitle(state.getLocalizedMessage());
-        launchingStepsPane.setSubtitle((state.ordinal() + 1) + " / " + LoadingState.values().length);
+        TaskExecutorDialogPane javaDownloadingPane = new TaskExecutorDialogPane(it -> {
+        });
+
+        TaskExecutor executor = JavaRepository.downloadJava(javaVersion,
+                profile.getDependency().getDownloadProvider()).executor(false);
+        executor.addTaskListener(new TaskListener() {
+            @Override
+            public void onStop(boolean success, TaskExecutor executor) {
+                super.onStop(success, executor);
+                Platform.runLater(() -> {
+                    if (!success) {
+                        future.completeExceptionally(executor.getException());
+                    } else {
+                        future.complete(null);
+                    }
+                });
+            }
+        });
+
+        javaDownloadingPane.setExecutor(executor, true);
+        Controllers.dialog(javaDownloadingPane);
+        executor.start();
+
+
+        return future;
     }
 
     private void checkExit() {
         switch (launcherVisibility) {
             case HIDE_AND_REOPEN:
-                Platform.runLater(Controllers.getStage()::show);
+                Platform.runLater(() -> {
+                    Optional.ofNullable(Controllers.getStage())
+                            .ifPresent(Stage::show);
+                });
                 break;
             case KEEP:
                 // No operations here
@@ -419,26 +517,6 @@ public final class LauncherHelper {
         }
     }
 
-    private static class LaunchTask<T> extends TaskResult<T> {
-        private final ExceptionalSupplier<T, Exception> supplier;
-
-        public LaunchTask(ExceptionalSupplier<T, Exception> supplier) {
-            this.supplier = supplier;
-        }
-
-        @Override
-        public void execute() throws Exception {
-            setResult(supplier.get());
-        }
-
-        @Override
-        public String getId() {
-            return LAUNCH_ID;
-        }
-
-        static final String LAUNCH_ID = "launch";
-    }
-
     /**
      * The managed process listener.
      * Guarantee that one [JavaProcess], one [HMCLProcessListener].
@@ -446,17 +524,21 @@ public final class LauncherHelper {
      */
     class HMCLProcessListener implements ProcessListener {
 
-        private final VersionSetting setting;
+        private final HMCLGameRepository repository;
+        private final String version;
         private final Map<String, String> forbiddenTokens;
         private ManagedProcess process;
         private boolean lwjgl;
         private LogWindow logWindow;
         private final boolean detectWindow;
         private final LinkedList<Pair<String, Log4jLevel>> logs;
-        private final CountDownLatch latch = new CountDownLatch(1);
+        private final CountDownLatch logWindowLatch = new CountDownLatch(1);
+        private final CountDownLatch launchingLatch;
 
-        public HMCLProcessListener(AuthInfo authInfo, VersionSetting setting, boolean detectWindow) {
-            this.setting = setting;
+        public HMCLProcessListener(HMCLGameRepository repository, String version, AuthInfo authInfo, CountDownLatch launchingLatch, boolean detectWindow) {
+            this.repository = repository;
+            this.version = version;
+            this.launchingLatch = launchingLatch;
             this.detectWindow = detectWindow;
 
             if (authInfo == null)
@@ -475,11 +557,17 @@ public final class LauncherHelper {
         public void setProcess(ManagedProcess process) {
             this.process = process;
 
+            String command = new CommandBuilder().addAll(process.getCommands()).toString();
+            for (Map.Entry<String, String> entry : forbiddenTokens.entrySet())
+                command = command.replace(entry.getKey(), entry.getValue());
+
+            LOG.info("Launched process: " + command);
+
             if (showLogs)
                 Platform.runLater(() -> {
                     logWindow = new LogWindow();
                     logWindow.show();
-                    latch.countDown();
+                    logWindowLatch.countDown();
                 });
         }
 
@@ -491,7 +579,7 @@ public final class LauncherHelper {
                         // these codes will be executed.
                         if (Controllers.getStage() != null) {
                             Controllers.getStage().hide();
-                            emitStatus(LoadingState.DONE);
+                            launchingLatch.countDown();
                         }
                     });
                     break;
@@ -499,17 +587,17 @@ public final class LauncherHelper {
                     // Never come to here.
                     break;
                 case KEEP:
-                    Platform.runLater(() -> {
-                        emitStatus(LoadingState.DONE);
-                    });
+                    Platform.runLater(launchingLatch::countDown);
                     break;
                 case HIDE:
+                    launchingLatch.countDown();
                     Platform.runLater(() -> {
                         // If application was stopped and execution services did not finish termination,
                         // these codes will be executed.
                         if (Controllers.getStage() != null) {
                             Controllers.getStage().close();
-                            emitStatus(LoadingState.DONE);
+                            Controllers.shutdown();
+                            Schedulers.shutdown();
                         }
                     });
                     break;
@@ -521,29 +609,29 @@ public final class LauncherHelper {
             String newLog = log;
             for (Map.Entry<String, String> entry : forbiddenTokens.entrySet())
                 newLog = newLog.replace(entry.getKey(), entry.getValue());
+            String filteredLog = newLog;
 
             if (level.lessOrEqual(Log4jLevel.ERROR))
-                System.err.print(log);
+                System.err.println(filteredLog);
             else
-                System.out.print(log);
+                System.out.println(filteredLog);
 
-            logs.add(pair(log, level));
+            logs.add(pair(filteredLog, level));
             if (logs.size() > config().getLogLines())
                 logs.removeFirst();
 
             if (showLogs) {
                 try {
-                    latch.await();
-                    logWindow.waitForLoaded();
+                    logWindowLatch.await();
                 } catch (InterruptedException e) {
                     Thread.currentThread().interrupt();
                     return;
                 }
 
-                Platform.runLater(() -> logWindow.logLine(log, level));
+                Platform.runLater(() -> logWindow.logLine(filteredLog, level));
             }
 
-            if (!lwjgl && (log.contains("LWJGL Version: ") || !detectWindow)) {
+            if (!lwjgl && (filteredLog.toLowerCase().contains("lwjgl version") || filteredLog.toLowerCase().contains("lwjgl openal") || !detectWindow)) {
                 lwjgl = true;
                 finishLaunch();
             }
@@ -551,32 +639,37 @@ public final class LauncherHelper {
 
         @Override
         public void onExit(int exitCode, ExitType exitType) {
+            launchingLatch.countDown();
+
             if (exitType == ExitType.INTERRUPTED)
                 return;
 
             // Game crashed before opening the game window.
             if (!lwjgl) finishLaunch();
 
-            if (exitType != ExitType.NORMAL && logWindow == null)
+            if (exitType != ExitType.NORMAL) {
+                repository.markVersionLaunchedAbnormally(version);
                 Platform.runLater(() -> {
-                    logWindow = new LogWindow();
+                    if (logWindow == null) {
+                        logWindow = new LogWindow();
 
-                    switch (exitType) {
-                        case JVM_ERROR:
-                            logWindow.setTitle(i18n("launch.failed.cannot_create_jvm"));
-                            break;
-                        case APPLICATION_ERROR:
-                            logWindow.setTitle(i18n("launch.failed.exited_abnormally"));
-                            break;
-                    }
+                        switch (exitType) {
+                            case JVM_ERROR:
+                                logWindow.setTitle(i18n("launch.failed.cannot_create_jvm"));
+                                break;
+                            case APPLICATION_ERROR:
+                                logWindow.setTitle(i18n("launch.failed.exited_abnormally"));
+                                break;
+                        }
 
-                    logWindow.show();
-                    logWindow.onDone.register(() -> {
                         logWindow.logLine("Command: " + new CommandBuilder().addAll(process.getCommands()).toString(), Log4jLevel.INFO);
                         for (Map.Entry<String, Log4jLevel> entry : logs)
                             logWindow.logLine(entry.getKey(), entry.getValue());
-                    });
+                    }
+
+                    logWindow.showGameCrashReport();
                 });
+            }
 
             checkExit();
         }

HMCL/src/main/java/org/jackhuang/hmcl/game/LoadingState.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.game;
 

HMCL/src/main/java/org/jackhuang/hmcl/game/ModpackHelper.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,49 +13,76 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.game;
 
 import com.google.gson.JsonParseException;
 import com.google.gson.reflect.TypeToken;
 import org.jackhuang.hmcl.mod.*;
-import org.jackhuang.hmcl.setting.EnumGameDirectory;
+import org.jackhuang.hmcl.mod.curse.CurseCompletionException;
+import org.jackhuang.hmcl.mod.curse.CurseInstallTask;
+import org.jackhuang.hmcl.mod.curse.CurseManifest;
+import org.jackhuang.hmcl.mod.mcbbs.McbbsModpackLocalInstallTask;
+import org.jackhuang.hmcl.mod.mcbbs.McbbsModpackManifest;
+import org.jackhuang.hmcl.mod.multimc.MultiMCInstanceConfiguration;
+import org.jackhuang.hmcl.mod.multimc.MultiMCModpackInstallTask;
+import org.jackhuang.hmcl.mod.server.ServerModpackLocalInstallTask;
+import org.jackhuang.hmcl.mod.server.ServerModpackManifest;
+import org.jackhuang.hmcl.mod.server.ServerModpackRemoteInstallTask;
 import org.jackhuang.hmcl.setting.Profile;
 import org.jackhuang.hmcl.setting.VersionSetting;
-import org.jackhuang.hmcl.task.FinalizedCallback;
+import org.jackhuang.hmcl.task.Schedulers;
 import org.jackhuang.hmcl.task.Task;
 import org.jackhuang.hmcl.util.Lang;
+import org.jackhuang.hmcl.util.function.ExceptionalConsumer;
+import org.jackhuang.hmcl.util.function.ExceptionalRunnable;
 import org.jackhuang.hmcl.util.gson.JsonUtils;
 import org.jackhuang.hmcl.util.io.FileUtils;
 
 import java.io.File;
 import java.io.FileNotFoundException;
 import java.io.IOException;
+import java.nio.charset.Charset;
+import java.nio.file.Path;
+import java.util.Objects;
 import java.util.Optional;
 
 public final class ModpackHelper {
     private ModpackHelper() {}
 
-    public static Modpack readModpackManifest(File file) throws UnsupportedModpackException {
+    public static Modpack readModpackManifest(Path file, Charset charset) throws UnsupportedModpackException {
         try {
-            return CurseManifest.readCurseForgeModpackManifest(file);
+            return McbbsModpackManifest.readManifest(file, charset);
+        } catch (Exception ignored) {
+            ignored.printStackTrace();
+            // ignore it, not a valid MCBBS modpack.
+        }
+
+        try {
+            return CurseManifest.readCurseForgeModpackManifest(file, charset);
         } catch (Exception e) {
             // ignore it, not a valid CurseForge modpack.
         }
 
         try {
-            return HMCLModpackManager.readHMCLModpackManifest(file);
+            return HMCLModpackManager.readHMCLModpackManifest(file, charset);
         } catch (Exception e) {
             // ignore it, not a valid HMCL modpack.
         }
 
         try {
-            return MultiMCInstanceConfiguration.readMultiMCModpackManifest(file);
+            return MultiMCInstanceConfiguration.readMultiMCModpackManifest(file, charset);
         } catch (Exception e) {
             // ignore it, not a valid MultiMC modpack.
         }
 
+        try {
+            return ServerModpackManifest.readManifest(file, charset);
+        } catch (Exception e) {
+            // ignore it, not a valid Server modpack.
+        }
+
         throw new UnsupportedModpackException(file.toString());
     }
 
@@ -82,52 +109,106 @@ public final class ModpackHelper {
             throw new UnsupportedModpackException();
     }
 
-    public static Task getInstallTask(Profile profile, File zipFile, String name, Modpack modpack) {
+    public static Task<Void> getInstallTask(Profile profile, ServerModpackManifest manifest, String name, Modpack modpack) {
         profile.getRepository().markVersionAsModpack(name);
 
-        FinalizedCallback finalizeTask = (variables, isDependentsSucceeded) -> {
-            if (isDependentsSucceeded) {
-                HMCLGameRepository repository = profile.getRepository();
-                repository.refreshVersions();
-                VersionSetting vs = repository.specializeVersionSetting(name);
-                repository.undoMark(name);
-                if (vs != null)
-                    vs.setGameDirType(EnumGameDirectory.VERSION_FOLDER);
+        ExceptionalRunnable<?> success = () -> {
+            HMCLGameRepository repository = profile.getRepository();
+            repository.refreshVersions();
+            VersionSetting vs = repository.specializeVersionSetting(name);
+            repository.undoMark(name);
+            if (vs != null)
+                vs.setGameDirType(GameDirectoryType.VERSION_FOLDER);
+        };
+
+        ExceptionalConsumer<Exception, ?> failure = ex -> {
+            if (ex instanceof CurseCompletionException && !(ex.getCause() instanceof FileNotFoundException)) {
+                success.run();
+                // This is tolerable and we will not delete the game
+            }
+        };
+
+        return new ServerModpackRemoteInstallTask(profile.getDependency(), manifest, name)
+                .whenComplete(Schedulers.defaultScheduler(), success, failure);
+    }
+
+    public static Task<Void> getInstallTask(Profile profile, File zipFile, String name, Modpack modpack) {
+        profile.getRepository().markVersionAsModpack(name);
+
+        ExceptionalRunnable<?> success = () -> {
+            HMCLGameRepository repository = profile.getRepository();
+            repository.refreshVersions();
+            VersionSetting vs = repository.specializeVersionSetting(name);
+            repository.undoMark(name);
+            if (vs != null)
+                vs.setGameDirType(GameDirectoryType.VERSION_FOLDER);
+        };
+
+        ExceptionalConsumer<Exception, ?> failure = ex -> {
+            if (ex instanceof CurseCompletionException && !(ex.getCause() instanceof FileNotFoundException)) {
+                success.run();
+                // This is tolerable and we will not delete the game
             }
         };
 
         if (modpack.getManifest() instanceof CurseManifest)
-            return new CurseInstallTask(profile.getDependency(), zipFile, ((CurseManifest) modpack.getManifest()), name)
-                    .finalized(finalizeTask);
+            return new CurseInstallTask(profile.getDependency(), zipFile, modpack, ((CurseManifest) modpack.getManifest()), name)
+                    .whenComplete(Schedulers.defaultScheduler(), success, failure);
         else if (modpack.getManifest() instanceof HMCLModpackManifest)
             return new HMCLModpackInstallTask(profile, zipFile, modpack, name)
-                    .finalized(finalizeTask);
+                    .whenComplete(Schedulers.defaultScheduler(), success, failure);
         else if (modpack.getManifest() instanceof MultiMCInstanceConfiguration)
-            return new MultiMCModpackInstallTask(profile.getDependency(), zipFile, ((MultiMCInstanceConfiguration) modpack.getManifest()), name)
-                    .finalized(finalizeTask)
-                    .then(new MultiMCInstallVersionSettingTask(profile, ((MultiMCInstanceConfiguration) modpack.getManifest()), name));
-        else throw new IllegalStateException("Unrecognized modpack: " + modpack);
+            return new MultiMCModpackInstallTask(profile.getDependency(), zipFile, modpack, (MultiMCInstanceConfiguration) modpack.getManifest(), name)
+                    .whenComplete(Schedulers.defaultScheduler(), success, failure)
+                    .thenComposeAsync(createMultiMCPostInstallTask(profile, (MultiMCInstanceConfiguration) modpack.getManifest(), name));
+        else if (modpack.getManifest() instanceof ServerModpackManifest)
+            return new ServerModpackLocalInstallTask(profile.getDependency(), zipFile, modpack, (ServerModpackManifest) modpack.getManifest(), name)
+                    .whenComplete(Schedulers.defaultScheduler(), success, failure);
+        else if (modpack.getManifest() instanceof McbbsModpackManifest)
+            return new McbbsModpackLocalInstallTask(profile.getDependency(), zipFile, modpack, (McbbsModpackManifest) modpack.getManifest(), name)
+                    .whenComplete(Schedulers.defaultScheduler(), success, failure)
+                    .thenComposeAsync(createMcbbsPostInstallTask(profile, (McbbsModpackManifest) modpack.getManifest(), name));
+        else throw new IllegalArgumentException("Unrecognized modpack: " + modpack.getManifest());
     }
 
-    public static Task getUpdateTask(Profile profile, File zipFile, String name, ModpackConfiguration<?> configuration) throws UnsupportedModpackException, MismatchedModpackTypeException {
-        Modpack modpack = ModpackHelper.readModpackManifest(zipFile);
+    public static Task<Void> getUpdateTask(Profile profile, ServerModpackManifest manifest, Charset charset, String name, ModpackConfiguration<?> configuration) throws UnsupportedModpackException {
+        switch (configuration.getType()) {
+            case ServerModpackRemoteInstallTask.MODPACK_TYPE:
+                return new ModpackUpdateTask(profile.getRepository(), name, new ServerModpackRemoteInstallTask(profile.getDependency(), manifest, name));
+            default:
+                throw new UnsupportedModpackException();
+        }
+    }
+
+    public static Task<Void> getUpdateTask(Profile profile, File zipFile, Charset charset, String name, ModpackConfiguration<?> configuration) throws UnsupportedModpackException, MismatchedModpackTypeException {
+        Modpack modpack = ModpackHelper.readModpackManifest(zipFile.toPath(), charset);
 
         switch (configuration.getType()) {
             case CurseInstallTask.MODPACK_TYPE:
                 if (!(modpack.getManifest() instanceof CurseManifest))
                     throw new MismatchedModpackTypeException(CurseInstallTask.MODPACK_TYPE, getManifestType(modpack.getManifest()));
 
-                return new CurseInstallTask(profile.getDependency(), zipFile, (CurseManifest) modpack.getManifest(), name);
+                return new ModpackUpdateTask(profile.getRepository(), name, new CurseInstallTask(profile.getDependency(), zipFile, modpack, (CurseManifest) modpack.getManifest(), name));
             case MultiMCModpackInstallTask.MODPACK_TYPE:
                 if (!(modpack.getManifest() instanceof MultiMCInstanceConfiguration))
                     throw new MismatchedModpackTypeException(MultiMCModpackInstallTask.MODPACK_TYPE, getManifestType(modpack.getManifest()));
 
-                return new MultiMCModpackInstallTask(profile.getDependency(), zipFile, (MultiMCInstanceConfiguration) modpack.getManifest(), name);
+                return new ModpackUpdateTask(profile.getRepository(), name, new MultiMCModpackInstallTask(profile.getDependency(), zipFile, modpack, (MultiMCInstanceConfiguration) modpack.getManifest(), name));
             case HMCLModpackInstallTask.MODPACK_TYPE:
                 if (!(modpack.getManifest() instanceof HMCLModpackManifest))
                     throw new MismatchedModpackTypeException(HMCLModpackInstallTask.MODPACK_TYPE, getManifestType(modpack.getManifest()));
 
-                return new HMCLModpackInstallTask(profile, zipFile, modpack, name);
+                return new ModpackUpdateTask(profile.getRepository(), name, new HMCLModpackInstallTask(profile, zipFile, modpack, name));
+            case McbbsModpackLocalInstallTask.MODPACK_TYPE:
+                if (!(modpack.getManifest() instanceof McbbsModpackManifest))
+                    throw new MismatchedModpackTypeException(McbbsModpackLocalInstallTask.MODPACK_TYPE, getManifestType(modpack.getManifest()));
+
+                return new ModpackUpdateTask(profile.getRepository(), name, new McbbsModpackLocalInstallTask(profile.getDependency(), zipFile, modpack, (McbbsModpackManifest) modpack.getManifest(), name));
+            case ServerModpackLocalInstallTask.MODPACK_TYPE:
+                if (!(modpack.getManifest() instanceof ServerModpackManifest))
+                    throw new MismatchedModpackTypeException(ServerModpackLocalInstallTask.MODPACK_TYPE, getManifestType(modpack.getManifest()));
+
+                return new ModpackUpdateTask(profile.getRepository(), name, new ServerModpackLocalInstallTask(profile.getDependency(), zipFile, modpack, (ServerModpackManifest) modpack.getManifest(), name));
             default:
                 throw new UnsupportedModpackException();
         }
@@ -135,7 +216,7 @@ public final class ModpackHelper {
 
     public static void toVersionSetting(MultiMCInstanceConfiguration c, VersionSetting vs) {
         vs.setUsesGlobal(false);
-        vs.setGameDirType(EnumGameDirectory.VERSION_FOLDER);
+        vs.setGameDirType(GameDirectoryType.VERSION_FOLDER);
 
         if (c.isOverrideJavaLocation()) {
             vs.setJavaDir(Lang.nonNull(c.getJavaPath(), ""));
@@ -170,5 +251,18 @@ public final class ModpackHelper {
         }
     }
 
+    private static Task<Void> createMultiMCPostInstallTask(Profile profile, MultiMCInstanceConfiguration manifest, String version) {
+        return Task.runAsync(Schedulers.javafx(), () -> {
+            VersionSetting vs = Objects.requireNonNull(profile.getRepository().specializeVersionSetting(version));
+            ModpackHelper.toVersionSetting(manifest, vs);
+        });
+    }
 
+    private static Task<Void> createMcbbsPostInstallTask(Profile profile, McbbsModpackManifest manifest, String version) {
+        return Task.runAsync(Schedulers.javafx(), () -> {
+            VersionSetting vs = Objects.requireNonNull(profile.getRepository().specializeVersionSetting(version));
+            if (manifest.getLaunchInfo().getMinMemory() > vs.getMaxMemory())
+                vs.setMaxMemory(manifest.getLaunchInfo().getMinMemory());
+        });
+    }
 }

HMCL/src/main/java/org/jackhuang/hmcl/game/MultiMCInstallVersionSettingTask.java

@@ -1,50 +0,0 @@
-/*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
- */
-package org.jackhuang.hmcl.game;
-
-import org.jackhuang.hmcl.mod.MultiMCInstanceConfiguration;
-import org.jackhuang.hmcl.setting.Profile;
-import org.jackhuang.hmcl.setting.VersionSetting;
-import org.jackhuang.hmcl.task.Scheduler;
-import org.jackhuang.hmcl.task.Schedulers;
-import org.jackhuang.hmcl.task.Task;
-
-import java.util.Objects;
-
-public final class MultiMCInstallVersionSettingTask extends Task {
-    private final Profile profile;
-    private final MultiMCInstanceConfiguration manifest;
-    private final String version;
-
-    public MultiMCInstallVersionSettingTask(Profile profile, MultiMCInstanceConfiguration manifest, String version) {
-        this.profile = profile;
-        this.manifest = manifest;
-        this.version = version;
-    }
-
-    @Override
-    public Scheduler getScheduler() {
-        return Schedulers.javafx();
-    }
-
-    @Override
-    public void execute() {
-        VersionSetting vs = Objects.requireNonNull(profile.getRepository().specializeVersionSetting(version));
-        ModpackHelper.toVersionSetting(manifest, vs);
-    }
-}

HMCL/src/main/java/org/jackhuang/hmcl/game/TexturesLoader.java

@@ -0,0 +1,266 @@
+/*
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+package org.jackhuang.hmcl.game;
+
+import javafx.beans.binding.Bindings;
+import javafx.beans.binding.ObjectBinding;
+import javafx.scene.image.Image;
+import javafx.scene.image.PixelWriter;
+import javafx.scene.image.WritableImage;
+import org.jackhuang.hmcl.Metadata;
+import org.jackhuang.hmcl.auth.Account;
+import org.jackhuang.hmcl.auth.ServerResponseMalformedException;
+import org.jackhuang.hmcl.auth.microsoft.MicrosoftAccount;
+import org.jackhuang.hmcl.auth.yggdrasil.Texture;
+import org.jackhuang.hmcl.auth.yggdrasil.TextureModel;
+import org.jackhuang.hmcl.auth.yggdrasil.TextureType;
+import org.jackhuang.hmcl.auth.yggdrasil.YggdrasilAccount;
+import org.jackhuang.hmcl.auth.yggdrasil.YggdrasilService;
+import org.jackhuang.hmcl.task.FileDownloadTask;
+import org.jackhuang.hmcl.util.ResourceNotFoundError;
+import org.jackhuang.hmcl.util.StringUtils;
+import org.jackhuang.hmcl.util.javafx.BindingMapping;
+
+import javax.imageio.ImageIO;
+import java.awt.*;
+import java.awt.image.BufferedImage;
+import java.awt.image.WritableRaster;
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.URL;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.*;
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.ThreadPoolExecutor;
+import java.util.concurrent.TimeUnit;
+import java.util.logging.Level;
+
+import static java.util.Collections.emptyMap;
+import static java.util.Collections.singletonMap;
+import static java.util.Objects.requireNonNull;
+import static org.jackhuang.hmcl.util.Lang.threadPool;
+import static org.jackhuang.hmcl.util.Logging.LOG;
+
+/**
+ * @author yushijinhun
+ */
+public final class TexturesLoader {
+
+    private TexturesLoader() {
+    }
+
+    // ==== Texture Loading ====
+    public static class LoadedTexture {
+        private final BufferedImage image;
+        private final Map<String, String> metadata;
+
+        public LoadedTexture(BufferedImage image, Map<String, String> metadata) {
+            this.image = requireNonNull(image);
+            this.metadata = requireNonNull(metadata);
+        }
+
+        public BufferedImage getImage() {
+            return image;
+        }
+
+        public Map<String, String> getMetadata() {
+            return metadata;
+        }
+    }
+
+    private static final ThreadPoolExecutor POOL = threadPool("TexturesDownload", true, 2, 10, TimeUnit.SECONDS);
+    private static final Path TEXTURES_DIR = Metadata.MINECRAFT_DIRECTORY.resolve("assets").resolve("skins");
+
+    private static Path getTexturePath(Texture texture) {
+        String url = texture.getUrl();
+        int slash = url.lastIndexOf('/');
+        int dot = url.lastIndexOf('.');
+        if (dot < slash) {
+            dot = url.length();
+        }
+        String hash = url.substring(slash + 1, dot);
+        String prefix = hash.length() > 2 ? hash.substring(0, 2) : "xx";
+        return TEXTURES_DIR.resolve(prefix).resolve(hash);
+    }
+
+    public static LoadedTexture loadTexture(Texture texture) throws IOException {
+        if (StringUtils.isBlank(texture.getUrl())) {
+            throw new IOException("Texture url is empty");
+        }
+
+        Path file = getTexturePath(texture);
+        if (!Files.isRegularFile(file)) {
+            // download it
+            try {
+                new FileDownloadTask(new URL(texture.getUrl()), file.toFile()).run();
+                LOG.info("Texture downloaded: " + texture.getUrl());
+            } catch (Exception e) {
+                if (Files.isRegularFile(file)) {
+                    // concurrency conflict?
+                    LOG.log(Level.WARNING, "Failed to download texture " + texture.getUrl() + ", but the file is available", e);
+                } else {
+                    throw new IOException("Failed to download texture " + texture.getUrl());
+                }
+            }
+        }
+
+        BufferedImage img;
+        try (InputStream in = Files.newInputStream(file)) {
+            img = ImageIO.read(in);
+        }
+        if (img == null)
+            throw new IOException("Texture is malformed");
+
+        Map<String, String> metadata = texture.getMetadata();
+        if (metadata == null) {
+            metadata = emptyMap();
+        }
+        return new LoadedTexture(img, metadata);
+    }
+    // ====
+
+    // ==== Skins ====
+    private final static Map<TextureModel, LoadedTexture> DEFAULT_SKINS = new EnumMap<>(TextureModel.class);
+
+    static {
+        loadDefaultSkin("/assets/img/steve.png", TextureModel.STEVE);
+        loadDefaultSkin("/assets/img/alex.png", TextureModel.ALEX);
+    }
+
+    private static void loadDefaultSkin(String path, TextureModel model) {
+        try (InputStream in = ResourceNotFoundError.getResourceAsStream(path)) {
+            DEFAULT_SKINS.put(model, new LoadedTexture(ImageIO.read(in), singletonMap("model", model.modelName)));
+        } catch (Throwable e) {
+            throw new ResourceNotFoundError("Cannoot load default skin from " + path, e);
+        }
+    }
+
+    public static LoadedTexture getDefaultSkin(TextureModel model) {
+        return DEFAULT_SKINS.get(model);
+    }
+
+    public static ObjectBinding<LoadedTexture> skinBinding(YggdrasilService service, UUID uuid) {
+        LoadedTexture uuidFallback = getDefaultSkin(TextureModel.detectUUID(uuid));
+        return BindingMapping.of(service.getProfileRepository().binding(uuid))
+                .map(profile -> profile
+                        .flatMap(it -> {
+                            try {
+                                return YggdrasilService.getTextures(it);
+                            } catch (ServerResponseMalformedException e) {
+                                LOG.log(Level.WARNING, "Failed to parse texture payload", e);
+                                return Optional.empty();
+                            }
+                        })
+                        .flatMap(it -> Optional.ofNullable(it.get(TextureType.SKIN)))
+                        .filter(it -> StringUtils.isNotBlank(it.getUrl())))
+                .asyncMap(it -> {
+                    if (it.isPresent()) {
+                        Texture texture = it.get();
+                        return CompletableFuture.supplyAsync(() -> {
+                            try {
+                                return loadTexture(texture);
+                            } catch (IOException e) {
+                                LOG.log(Level.WARNING, "Failed to load texture " + texture.getUrl() + ", using fallback texture", e);
+                                return uuidFallback;
+                            }
+                        }, POOL);
+                    } else {
+                        return CompletableFuture.completedFuture(uuidFallback);
+                    }
+                }, uuidFallback);
+    }
+
+    public static ObjectBinding<LoadedTexture> skinBinding(Account account) {
+        LoadedTexture uuidFallback = getDefaultSkin(TextureModel.detectUUID(account.getUUID()));
+        return BindingMapping.of(account.getTextures())
+                .map(textures -> textures
+                        .flatMap(it -> Optional.ofNullable(it.get(TextureType.SKIN)))
+                        .filter(it -> StringUtils.isNotBlank(it.getUrl())))
+                .asyncMap(it -> {
+                    if (it.isPresent()) {
+                        Texture texture = it.get();
+                        return CompletableFuture.supplyAsync(() -> {
+                            try {
+                                return loadTexture(texture);
+                            } catch (IOException e) {
+                                LOG.log(Level.WARNING, "Failed to load texture " + texture.getUrl() + ", using fallback texture", e);
+                                return uuidFallback;
+                            }
+                        }, POOL);
+                    } else {
+                        return CompletableFuture.completedFuture(uuidFallback);
+                    }
+                }, uuidFallback);
+    }
+
+    // ====
+
+    // ==== Avatar ====
+    public static BufferedImage toAvatar(BufferedImage skin, int size) {
+        BufferedImage avatar = new BufferedImage(size, size, BufferedImage.TYPE_INT_ARGB);
+        Graphics2D g = avatar.createGraphics();
+
+        int scale = skin.getWidth() / 64;
+        int faceOffset = (int) Math.round(size / 18.0);
+        g.drawImage(skin,
+                faceOffset, faceOffset, size - faceOffset, size - faceOffset,
+                8 * scale, 8 * scale, 16 * scale, 16 * scale,
+                null);
+        g.drawImage(skin,
+                0, 0, size, size,
+                40 * scale, 8 * scale, 48 * scale, 16 * scale, null);
+
+        g.dispose();
+        return avatar;
+    }
+
+    public static ObjectBinding<Image> fxAvatarBinding(YggdrasilService service, UUID uuid, int size) {
+        return BindingMapping.of(skinBinding(service, uuid))
+                .map(it -> toAvatar(it.image, size))
+                .map(TexturesLoader::toFXImage);
+    }
+
+    public static ObjectBinding<Image> fxAvatarBinding(Account account, int size) {
+        if (account instanceof YggdrasilAccount || account instanceof MicrosoftAccount) {
+            return BindingMapping.of(skinBinding(account))
+                    .map(it -> toAvatar(it.image, size))
+                    .map(TexturesLoader::toFXImage);
+        } else {
+            return Bindings.createObjectBinding(
+                    () -> toFXImage(toAvatar(getDefaultSkin(TextureModel.detectUUID(account.getUUID())).image, size)));
+        }
+    }
+    // ====
+
+    // Based on https://stackoverflow.com/a/57552025
+    // Fix #874: Use it instead of SwingFXUtils.toFXImage
+    private static WritableImage toFXImage(BufferedImage image) {
+        WritableImage wr = new WritableImage(image.getWidth(), image.getHeight());
+        PixelWriter pw = wr.getPixelWriter();
+
+        final int iw = image.getWidth();
+        final int ih = image.getHeight();
+        for (int x = 0; x < iw; x++) {
+            for (int y = 0; y < ih; y++) {
+                pw.setArgb(x, y, image.getRGB(x, y));
+            }
+        }
+        return wr;
+    }
+}

HMCL/src/main/java/org/jackhuang/hmcl/setting/Accounts.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.setting;
 
@@ -29,20 +29,25 @@ import org.jackhuang.hmcl.auth.AccountFactory;
 import org.jackhuang.hmcl.auth.AuthenticationException;
 import org.jackhuang.hmcl.auth.authlibinjector.AuthlibInjectorAccount;
 import org.jackhuang.hmcl.auth.authlibinjector.AuthlibInjectorAccountFactory;
+import org.jackhuang.hmcl.auth.authlibinjector.AuthlibInjectorArtifactInfo;
 import org.jackhuang.hmcl.auth.authlibinjector.AuthlibInjectorArtifactProvider;
 import org.jackhuang.hmcl.auth.authlibinjector.AuthlibInjectorDownloader;
 import org.jackhuang.hmcl.auth.authlibinjector.AuthlibInjectorServer;
 import org.jackhuang.hmcl.auth.authlibinjector.SimpleAuthlibInjectorArtifactProvider;
+import org.jackhuang.hmcl.auth.microsoft.MicrosoftAccount;
+import org.jackhuang.hmcl.auth.microsoft.MicrosoftAccountFactory;
+import org.jackhuang.hmcl.auth.microsoft.MicrosoftService;
 import org.jackhuang.hmcl.auth.offline.OfflineAccount;
 import org.jackhuang.hmcl.auth.offline.OfflineAccountFactory;
-import org.jackhuang.hmcl.auth.yggdrasil.MojangYggdrasilProvider;
 import org.jackhuang.hmcl.auth.yggdrasil.YggdrasilAccount;
 import org.jackhuang.hmcl.auth.yggdrasil.YggdrasilAccountFactory;
 import org.jackhuang.hmcl.task.Schedulers;
+import org.jackhuang.hmcl.ui.account.MicrosoftAccountLoginStage;
 
 import java.io.IOException;
 import java.nio.file.Paths;
 import java.util.HashMap;
+import java.util.List;
 import java.util.Map;
 import java.util.Optional;
 import java.util.logging.Level;
@@ -51,6 +56,7 @@ import static java.util.stream.Collectors.toList;
 import static javafx.collections.FXCollections.observableArrayList;
 import static org.jackhuang.hmcl.setting.ConfigHolder.config;
 import static org.jackhuang.hmcl.ui.FXUtils.onInvalidating;
+import static org.jackhuang.hmcl.util.Lang.immutableListOf;
 import static org.jackhuang.hmcl.util.Lang.mapOf;
 import static org.jackhuang.hmcl.util.Logging.LOG;
 import static org.jackhuang.hmcl.util.Pair.pair;
@@ -62,17 +68,33 @@ import static org.jackhuang.hmcl.util.i18n.I18n.i18n;
 public final class Accounts {
     private Accounts() {}
 
+    private static final AuthlibInjectorArtifactProvider AUTHLIB_INJECTOR_DOWNLOADER = createAuthlibInjectorArtifactProvider();
+    private static void triggerAuthlibInjectorUpdateCheck() {
+        if (AUTHLIB_INJECTOR_DOWNLOADER instanceof AuthlibInjectorDownloader) {
+            Schedulers.io().execute(() -> {
+                try {
+                    ((AuthlibInjectorDownloader) AUTHLIB_INJECTOR_DOWNLOADER).checkUpdate();
+                } catch (IOException e) {
+                    LOG.log(Level.WARNING, "Failed to check update for authlib-injector", e);
+                }
+            });
+        }
+    }
+
     public static final OfflineAccountFactory FACTORY_OFFLINE = OfflineAccountFactory.INSTANCE;
-    public static final YggdrasilAccountFactory FACTORY_YGGDRASIL = new YggdrasilAccountFactory(MojangYggdrasilProvider.INSTANCE);
-    public static final AuthlibInjectorAccountFactory FACTORY_AUTHLIB_INJECTOR = new AuthlibInjectorAccountFactory(createAuthlibInjectorArtifactProvider(), Accounts::getOrCreateAuthlibInjectorServer);
+    public static final YggdrasilAccountFactory FACTORY_MOJANG = YggdrasilAccountFactory.MOJANG;
+    public static final AuthlibInjectorAccountFactory FACTORY_AUTHLIB_INJECTOR = new AuthlibInjectorAccountFactory(AUTHLIB_INJECTOR_DOWNLOADER, Accounts::getOrCreateAuthlibInjectorServer);
+    public static final MicrosoftAccountFactory FACTORY_MICROSOFT = new MicrosoftAccountFactory(new MicrosoftService(MicrosoftAccountLoginStage.INSTANCE));
+    public static final List<AccountFactory<?>> FACTORIES = immutableListOf(FACTORY_OFFLINE, FACTORY_MOJANG, FACTORY_AUTHLIB_INJECTOR, FACTORY_MICROSOFT);
 
     // ==== login type / account factory mapping ====
     private static final Map<String, AccountFactory<?>> type2factory = new HashMap<>();
     private static final Map<AccountFactory<?>, String> factory2type = new HashMap<>();
     static {
         type2factory.put("offline", FACTORY_OFFLINE);
-        type2factory.put("yggdrasil", FACTORY_YGGDRASIL);
+        type2factory.put("yggdrasil", FACTORY_MOJANG);
         type2factory.put("authlibInjector", FACTORY_AUTHLIB_INJECTOR);
+        type2factory.put("microsoft", FACTORY_MICROSOFT);
 
         type2factory.forEach((type, factory) -> factory2type.put(factory, type));
     }
@@ -94,7 +116,9 @@ public final class Accounts {
         else if (account instanceof AuthlibInjectorAccount)
             return FACTORY_AUTHLIB_INJECTOR;
         else if (account instanceof YggdrasilAccount)
-            return FACTORY_YGGDRASIL;
+            return FACTORY_MOJANG;
+        else if (account instanceof MicrosoftAccount)
+            return FACTORY_MICROSOFT;
         else
             throw new IllegalArgumentException("Failed to determine account type: " + account);
     }
@@ -198,7 +222,7 @@ public final class Accounts {
 
         Account selected = selectedAccount.get();
         if (selected != null) {
-            Schedulers.io().schedule(() -> {
+            Schedulers.io().execute(() -> {
                 try {
                     selected.logIn();
                 } catch (AuthenticationException e) {
@@ -207,10 +231,14 @@ public final class Accounts {
             });
         }
 
+        if (!config().getAuthlibInjectorServers().isEmpty()) {
+            triggerAuthlibInjectorUpdateCheck();
+        }
+
         for (AuthlibInjectorServer server : config().getAuthlibInjectorServers()) {
             if (selected instanceof AuthlibInjectorAccount && ((AuthlibInjectorAccount) selected).getServer() == server)
                 continue;
-            Schedulers.io().schedule(() -> {
+            Schedulers.io().execute(() -> {
                 try {
                     server.fetchMetadataResponse();
                 } catch (IOException e) {
@@ -244,7 +272,19 @@ public final class Accounts {
     private static AuthlibInjectorArtifactProvider createAuthlibInjectorArtifactProvider() {
         String authlibinjectorLocation = System.getProperty("hmcl.authlibinjector.location");
         if (authlibinjectorLocation == null) {
-            return new AuthlibInjectorDownloader(Metadata.HMCL_DIRECTORY, DownloadProviders::getDownloadProvider);
+            return new AuthlibInjectorDownloader(
+                    Metadata.HMCL_DIRECTORY.resolve("authlib-injector.jar"),
+                    DownloadProviders::getDownloadProvider) {
+                @Override
+                public Optional<AuthlibInjectorArtifactInfo> getArtifactInfoImmediately() {
+                    Optional<AuthlibInjectorArtifactInfo> local = super.getArtifactInfoImmediately();
+                    if (local.isPresent()) {
+                        return local;
+                    }
+                    // search authlib-injector.jar in current directory, it's used as a fallback
+                    return parseArtifact(Paths.get("authlib-injector.jar"));
+                }
+            };
         } else {
             LOG.info("Using specified authlib-injector: " + authlibinjectorLocation);
             return new SimpleAuthlibInjectorArtifactProvider(Paths.get(authlibinjectorLocation));
@@ -279,8 +319,9 @@ public final class Accounts {
     // ==== Login type name i18n ===
     private static Map<AccountFactory<?>, String> unlocalizedLoginTypeNames = mapOf(
             pair(Accounts.FACTORY_OFFLINE, "account.methods.offline"),
-            pair(Accounts.FACTORY_YGGDRASIL, "account.methods.yggdrasil"),
-            pair(Accounts.FACTORY_AUTHLIB_INJECTOR, "account.methods.authlib_injector"));
+            pair(Accounts.FACTORY_MOJANG, "account.methods.yggdrasil"),
+            pair(Accounts.FACTORY_AUTHLIB_INJECTOR, "account.methods.authlib_injector"),
+            pair(Accounts.FACTORY_MICROSOFT, "account.methods.microsoft"));
 
     public static String getLocalizedLoginTypeName(AccountFactory<?> factory) {
         return i18n(Optional.ofNullable(unlocalizedLoginTypeNames.get(factory))

HMCL/src/main/java/org/jackhuang/hmcl/setting/AuthlibInjectorServers.java

@@ -0,0 +1,91 @@
+/*
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+package org.jackhuang.hmcl.setting;
+
+import com.google.gson.JsonParseException;
+import org.jackhuang.hmcl.auth.authlibinjector.AuthlibInjectorServer;
+import org.jackhuang.hmcl.task.Schedulers;
+import org.jackhuang.hmcl.task.Task;
+import org.jackhuang.hmcl.util.gson.JsonUtils;
+import org.jackhuang.hmcl.util.gson.Validation;
+import org.jackhuang.hmcl.util.io.FileUtils;
+
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.Collections;
+import java.util.List;
+import java.util.logging.Level;
+
+import static org.jackhuang.hmcl.setting.ConfigHolder.config;
+import static org.jackhuang.hmcl.util.Logging.LOG;
+
+public class AuthlibInjectorServers implements Validation {
+
+    public static final String CONFIG_FILENAME = "authlib-injectors.json";
+
+    private final List<String> urls;
+
+    public AuthlibInjectorServers(List<String> urls) {
+        this.urls = urls;
+    }
+
+    public List<String> getUrls() {
+        return urls;
+    }
+
+    @Override
+    public void validate() throws JsonParseException {
+        if (urls == null)
+            throw new JsonParseException("authlib-injectors.json -> urls cannot be null");
+    }
+
+    private static final Path configLocation = Paths.get(CONFIG_FILENAME);
+    private static AuthlibInjectorServers configInstance;
+
+    public synchronized static void init() {
+        if (configInstance != null) {
+            throw new IllegalStateException("AuthlibInjectorServers is already loaded");
+        }
+
+        configInstance = new AuthlibInjectorServers(Collections.emptyList());
+
+        if (Files.exists(configLocation)) {
+            try {
+                String content = FileUtils.readText(configLocation);
+                configInstance = JsonUtils.GSON.fromJson(content, AuthlibInjectorServers.class);
+            } catch (IOException | JsonParseException e) {
+                LOG.log(Level.WARNING, "Malformed authlib-injectors.json", e);
+            }
+        }
+
+        if (ConfigHolder.isNewlyCreated() && !AuthlibInjectorServers.getConfigInstance().getUrls().isEmpty()) {
+            config().setPreferredLoginType(Accounts.getLoginType(Accounts.FACTORY_AUTHLIB_INJECTOR));
+            for (String url : AuthlibInjectorServers.getConfigInstance().getUrls()) {
+                Task.supplyAsync(Schedulers.io(), () -> AuthlibInjectorServer.locateServer(url))
+                        .thenAcceptAsync(Schedulers.javafx(), server -> config().getAuthlibInjectorServers().add(server))
+                        .start();
+            }
+        }
+    }
+
+    public static AuthlibInjectorServers getConfigInstance() {
+        return configInstance;
+    }
+}

HMCL/src/main/java/org/jackhuang/hmcl/setting/Config.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.setting;
 
@@ -41,6 +41,7 @@ import org.jackhuang.hmcl.util.i18n.Locales;
 import org.jackhuang.hmcl.util.i18n.Locales.SupportedLocale;
 import org.jackhuang.hmcl.util.javafx.ObservableHelper;
 import org.jackhuang.hmcl.util.javafx.PropertyUtils;
+import org.jetbrains.annotations.Nullable;
 
 import java.io.File;
 import java.net.Proxy;
@@ -62,8 +63,12 @@ public final class Config implements Cloneable, Observable {
             .setPrettyPrinting()
             .create();
 
+    @Nullable
     public static Config fromJson(String json) throws JsonParseException {
         Config loaded = CONFIG_GSON.fromJson(json, Config.class);
+        if (loaded == null) {
+            return null;
+        }
         Config instance = new Config();
         PropertyUtils.copyProperties(loaded, instance);
         return instance;
@@ -97,7 +102,7 @@ public final class Config implements Cloneable, Observable {
     private StringProperty proxyHost = new SimpleStringProperty();
 
     @SerializedName("proxyPort")
-    private StringProperty proxyPort = new SimpleStringProperty();
+    private IntegerProperty proxyPort = new SimpleIntegerProperty();
 
     @SerializedName("proxyUserName")
     private StringProperty proxyUser = new SimpleStringProperty();
@@ -105,6 +110,12 @@ public final class Config implements Cloneable, Observable {
     @SerializedName("proxyPassword")
     private StringProperty proxyPass = new SimpleStringProperty();
 
+    @SerializedName("width")
+    private DoubleProperty width = new SimpleDoubleProperty();
+
+    @SerializedName("height")
+    private DoubleProperty height = new SimpleDoubleProperty();
+
     @SerializedName("theme")
     private ObjectProperty<Theme> theme = new SimpleObjectProperty<>(Theme.BLUE);
 
@@ -288,15 +299,15 @@ public final class Config implements Cloneable, Observable {
         return proxyHost;
     }
 
-    public String getProxyPort() {
+    public int getProxyPort() {
         return proxyPort.get();
     }
 
-    public void setProxyPort(String proxyPort) {
+    public void setProxyPort(int proxyPort) {
         this.proxyPort.set(proxyPort);
     }
 
-    public StringProperty proxyPortProperty() {
+    public IntegerProperty proxyPortProperty() {
         return proxyPort;
     }
 
@@ -324,6 +335,30 @@ public final class Config implements Cloneable, Observable {
         return proxyPass;
     }
 
+    public double getWidth() {
+        return width.get();
+    }
+
+    public DoubleProperty widthProperty() {
+        return width;
+    }
+
+    public void setWidth(double width) {
+        this.width.set(width);
+    }
+
+    public double getHeight() {
+        return height.get();
+    }
+
+    public DoubleProperty heightProperty() {
+        return height;
+    }
+
+    public void setHeight(double height) {
+        this.height.set(height);
+    }
+
     public Theme getTheme() {
         return theme.get();
     }

HMCL/src/main/java/org/jackhuang/hmcl/setting/ConfigHolder.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.setting;
 
@@ -52,12 +52,19 @@ public final class ConfigHolder {
         return configInstance;
     }
 
+    public static boolean isNewlyCreated() {
+        return newlyCreated;
+    }
+
     public synchronized static void init() throws IOException {
         if (configInstance != null) {
             throw new IllegalStateException("Configuration is already loaded");
         }
 
         configLocation = locateConfig();
+
+        LOG.log(Level.INFO, "Config location: " + configLocation);
+
         configInstance = loadConfig();
         configInstance.addListener(source -> markConfigDirty());
 
@@ -84,6 +91,26 @@ public final class ConfigHolder {
     }
 
     private static Path locateConfig() {
+        Path exePath = Paths.get("");
+        try {
+            Path jarPath = Paths.get(ConfigHolder.class.getProtectionDomain().getCodeSource().getLocation()
+                    .toURI()).toAbsolutePath();
+            if (Files.isRegularFile(jarPath)) {
+                jarPath = jarPath.getParent();
+                exePath = jarPath;
+
+                Path config = jarPath.resolve(CONFIG_FILENAME);
+                if (Files.isRegularFile(config))
+                    return config;
+
+                Path dotConfig = jarPath.resolve(CONFIG_FILENAME_LINUX);
+                if (Files.isRegularFile(dotConfig))
+                    return dotConfig;
+            }
+
+        } catch (Throwable ignore) {
+        }
+
         Path config = Paths.get(CONFIG_FILENAME);
         if (Files.isRegularFile(config))
             return config;
@@ -93,7 +120,7 @@ public final class ConfigHolder {
             return dotConfig;
 
         // create new
-        return OperatingSystem.CURRENT_OS == OperatingSystem.WINDOWS ? config : dotConfig;
+        return exePath.resolve(OperatingSystem.CURRENT_OS == OperatingSystem.WINDOWS ? CONFIG_FILENAME : CONFIG_FILENAME_LINUX);
     }
 
     private static Config loadConfig() throws IOException {

HMCL/src/main/java/org/jackhuang/hmcl/setting/ConfigUpgrader.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.setting;
 

HMCL/src/main/java/org/jackhuang/hmcl/setting/DownloadProviders.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,48 +13,83 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.setting;
 
+import org.jackhuang.hmcl.download.AdaptedDownloadProvider;
+import org.jackhuang.hmcl.download.BMCLAPIDownloadProvider;
+import org.jackhuang.hmcl.download.DownloadProvider;
+import org.jackhuang.hmcl.download.MojangDownloadProvider;
+import org.jackhuang.hmcl.ui.FXUtils;
+
+import java.util.Map;
+import java.util.Optional;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
 import static org.jackhuang.hmcl.setting.ConfigHolder.config;
 import static org.jackhuang.hmcl.util.Lang.mapOf;
 import static org.jackhuang.hmcl.util.Pair.pair;
 
-import java.util.Map;
-import java.util.Optional;
-
-import org.jackhuang.hmcl.download.BMCLAPIDownloadProvider;
-import org.jackhuang.hmcl.download.DownloadProvider;
-import org.jackhuang.hmcl.download.MojangDownloadProvider;
-
-import javafx.beans.binding.Bindings;
-import javafx.beans.binding.ObjectBinding;
-import javafx.beans.value.ObservableObjectValue;
-
 public final class DownloadProviders {
     private DownloadProviders() {}
 
-    public static final Map<String, DownloadProvider> providersById = mapOf(
-            pair("mojang", new MojangDownloadProvider()),
-            pair("bmclapi", new BMCLAPIDownloadProvider()));
+    private static final AdaptedDownloadProvider DOWNLOAD_PROVIDER = new AdaptedDownloadProvider();
 
-    public static final String DEFAULT_PROVIDER_ID = "bmclapi";
+    public static final Map<String, DownloadProvider> providersById;
 
-    private static ObjectBinding<DownloadProvider> downloadProviderProperty;
+    public static final String DEFAULT_PROVIDER_ID = "mcbbs";
+
+    static {
+        String bmclapiRoot = "https://bmclapi2.bangbang93.com";
+        String bmclapiRootOverride = System.getProperty("hmcl.bmclapi.override");
+        if (bmclapiRootOverride != null) bmclapiRoot = bmclapiRootOverride;
+
+        providersById = mapOf(
+                pair("mojang", new MojangDownloadProvider()),
+                pair("bmclapi", new BMCLAPIDownloadProvider(bmclapiRoot)),
+                pair("mcbbs", new BMCLAPIDownloadProvider("https://download.mcbbs.net")));
+    }
 
     static void init() {
-        downloadProviderProperty = Bindings.createObjectBinding(
-                () -> Optional.ofNullable(providersById.get(config().getDownloadType()))
-                        .orElse(providersById.get(DEFAULT_PROVIDER_ID)),
-                config().downloadTypeProperty());
+        FXUtils.onChangeAndOperate(config().downloadTypeProperty(), downloadType -> {
+            DownloadProvider primary = Optional.ofNullable(providersById.get(config().getDownloadType()))
+                    .orElse(providersById.get(DEFAULT_PROVIDER_ID));
+            DOWNLOAD_PROVIDER.setDownloadProviderCandidates(
+                    Stream.concat(
+                            Stream.of(primary),
+                            providersById.values().stream().filter(x -> x != primary)
+                    ).collect(Collectors.toList())
+            );
+        });
     }
 
-    public static DownloadProvider getDownloadProvider() {
-        return downloadProviderProperty.get();
+    public static String getPrimaryDownloadProviderId() {
+        String downloadType = config().getDownloadType();
+        if (providersById.containsKey(downloadType))
+            return downloadType;
+        else
+            return DEFAULT_PROVIDER_ID;
     }
 
-    public static ObservableObjectValue<DownloadProvider> downloadProviderProperty() {
-        return downloadProviderProperty;
+    public static AdaptedDownloadProvider getDownloadProviderByPrimaryId(String primaryId) {
+        AdaptedDownloadProvider adaptedDownloadProvider = new AdaptedDownloadProvider();
+        DownloadProvider primary = Optional.ofNullable(providersById.get(primaryId))
+                .orElse(providersById.get(DEFAULT_PROVIDER_ID));
+        adaptedDownloadProvider.setDownloadProviderCandidates(
+                Stream.concat(
+                        Stream.of(primary),
+                        providersById.values().stream().filter(x -> x != primary)
+                ).collect(Collectors.toList())
+        );
+        return adaptedDownloadProvider;
+    }
+
+    /**
+     * Get current primary preferred download provider
+     */
+    public static AdaptedDownloadProvider getDownloadProvider() {
+        return DOWNLOAD_PROVIDER;
     }
 }

HMCL/src/main/java/org/jackhuang/hmcl/setting/EnumBackgroundImage.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.setting;
 

HMCL/src/main/java/org/jackhuang/hmcl/setting/EnumCommonDirectory.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2017  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.setting;
 

HMCL/src/main/java/org/jackhuang/hmcl/setting/LauncherVisibility.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.setting;
 

HMCL/src/main/java/org/jackhuang/hmcl/setting/Profile.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,29 +13,26 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.setting;
 
 import com.google.gson.*;
 import com.google.gson.annotations.JsonAdapter;
-import com.jfoenix.concurrency.JFXUtilities;
 import javafx.application.Platform;
 import javafx.beans.InvalidationListener;
 import javafx.beans.Observable;
 import javafx.beans.property.*;
 import org.jackhuang.hmcl.download.DefaultDependencyManager;
+import org.jackhuang.hmcl.download.DownloadProvider;
 import org.jackhuang.hmcl.event.EventBus;
 import org.jackhuang.hmcl.event.EventPriority;
 import org.jackhuang.hmcl.event.RefreshedVersionsEvent;
 import org.jackhuang.hmcl.game.HMCLCacheRepository;
 import org.jackhuang.hmcl.game.HMCLGameRepository;
 import org.jackhuang.hmcl.game.Version;
-import org.jackhuang.hmcl.mod.ModManager;
 import org.jackhuang.hmcl.ui.WeakListenerHolder;
-import org.jackhuang.hmcl.util.*;
-import org.jackhuang.hmcl.util.javafx.ImmediateObjectProperty;
-import org.jackhuang.hmcl.util.javafx.ImmediateStringProperty;
+import org.jackhuang.hmcl.util.ToStringBuilder;
 import org.jackhuang.hmcl.util.javafx.ObservableHelper;
 
 import java.io.File;
@@ -43,6 +40,7 @@ import java.lang.reflect.Type;
 import java.util.Optional;
 
 import static org.jackhuang.hmcl.ui.FXUtils.onInvalidating;
+import static org.jackhuang.hmcl.ui.FXUtils.runInFX;
 
 /**
  *
@@ -52,7 +50,6 @@ import static org.jackhuang.hmcl.ui.FXUtils.onInvalidating;
 public final class Profile implements Observable {
     private final WeakListenerHolder listenerHolder = new WeakListenerHolder();
     private final HMCLGameRepository repository;
-    private final ModManager modManager;
 
     private final StringProperty selectedVersion = new SimpleStringProperty();
 
@@ -92,9 +89,9 @@ public final class Profile implements Observable {
         return global.get();
     }
 
-    private final ImmediateStringProperty name;
+    private final SimpleStringProperty name;
 
-    public ImmediateStringProperty nameProperty() {
+    public StringProperty nameProperty() {
         return name;
     }
 
@@ -133,10 +130,9 @@ public final class Profile implements Observable {
     }
 
     public Profile(String name, File initialGameDir, VersionSetting global, String selectedVersion, boolean useRelativePath) {
-        this.name = new ImmediateStringProperty(this, "name", name);
-        gameDir = new ImmediateObjectProperty<>(this, "gameDir", initialGameDir);
+        this.name = new SimpleStringProperty(this, "name", name);
+        gameDir = new SimpleObjectProperty<>(this, "gameDir", initialGameDir);
         repository = new HMCLGameRepository(this, initialGameDir);
-        modManager = new ModManager(repository);
         this.global.set(global == null ? new VersionSetting() : global);
         this.selectedVersion.set(selectedVersion);
         this.useRelativePath.set(useRelativePath);
@@ -149,7 +145,7 @@ public final class Profile implements Observable {
     }
 
     private void checkSelectedVersion() {
-        JFXUtilities.runInFX(() -> {
+        runInFX(() -> {
             if (!repository.isLoaded()) return;
             String newValue = selectedVersion.get();
             if (!repository.hasVersion(newValue)) {
@@ -166,22 +162,16 @@ public final class Profile implements Observable {
         return repository;
     }
 
-    public ModManager getModManager() {
-        return modManager;
+    public DefaultDependencyManager getDependency() {
+        return getDependency(DownloadProviders.getDownloadProvider());
     }
 
-    public DefaultDependencyManager getDependency() {
-        return new DefaultDependencyManager(repository, DownloadProviders.getDownloadProvider(), HMCLCacheRepository.REPOSITORY);
+    public DefaultDependencyManager getDependency(DownloadProvider downloadProvider) {
+        return new DefaultDependencyManager(repository, downloadProvider, HMCLCacheRepository.REPOSITORY);
     }
 
     public VersionSetting getVersionSetting(String id) {
-        VersionSetting vs = repository.getVersionSetting(id);
-        if (vs == null || vs.isUsesGlobal()) {
-            getGlobal().setGlobal(true); // always keep global.isGlobal = true
-            getGlobal().setUsesGlobal(true);
-            return getGlobal();
-        } else
-            return vs;
+        return repository.getVersionSetting(id);
     }
 
     @Override
@@ -235,7 +225,7 @@ public final class Profile implements Observable {
 
         @Override
         public Profile deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) throws JsonParseException {
-            if (json == null || json == JsonNull.INSTANCE || !(json instanceof JsonObject)) return null;
+            if (json == JsonNull.INSTANCE || !(json instanceof JsonObject)) return null;
             JsonObject obj = (JsonObject) json;
             String gameDir = Optional.ofNullable(obj.get("gameDir")).map(JsonElement::getAsString).orElse("");
 

HMCL/src/main/java/org/jackhuang/hmcl/setting/Profiles.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,11 +13,10 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.setting;
 
-import com.jfoenix.concurrency.JFXUtilities;
 import javafx.application.Platform;
 import javafx.beans.Observable;
 import javafx.beans.property.*;
@@ -36,6 +35,7 @@ import java.util.stream.Collectors;
 import static javafx.collections.FXCollections.observableArrayList;
 import static org.jackhuang.hmcl.setting.ConfigHolder.config;
 import static org.jackhuang.hmcl.ui.FXUtils.onInvalidating;
+import static org.jackhuang.hmcl.ui.FXUtils.runInFX;
 import static org.jackhuang.hmcl.util.i18n.I18n.i18n;
 
 public final class Profiles {
@@ -162,7 +162,7 @@ public final class Profiles {
         });
 
         EventBus.EVENT_BUS.channel(RefreshedVersionsEvent.class).registerWeak(event -> {
-            JFXUtilities.runInFX(() -> {
+            runInFX(() -> {
                 Profile profile = selectedProfile.get();
                 if (profile != null && profile.getRepository() == event.getSource()) {
                     selectedVersion.bind(profile.selectedVersionProperty());

HMCL/src/main/java/org/jackhuang/hmcl/setting/ProxyManager.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,14 +13,13 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.setting;
 
 import javafx.beans.binding.Bindings;
 import javafx.beans.binding.ObjectBinding;
 import javafx.beans.value.ObservableObjectValue;
-import org.jackhuang.hmcl.util.Lang;
 import org.jackhuang.hmcl.util.StringUtils;
 
 import java.net.Authenticator;
@@ -30,6 +29,7 @@ import java.net.Proxy;
 import java.net.Proxy.Type;
 
 import static org.jackhuang.hmcl.setting.ConfigHolder.config;
+import static org.jackhuang.hmcl.util.Logging.LOG;
 
 public final class ProxyManager {
     private ProxyManager() {
@@ -49,10 +49,14 @@ public final class ProxyManager {
         proxyProperty = Bindings.createObjectBinding(
                 () -> {
                     String host = config().getProxyHost();
-                    Integer port = Lang.toIntOrNull(config().getProxyPort());
-                    if (!config().hasProxy() || StringUtils.isBlank(host) || port == null || config().getProxyType() == Proxy.Type.DIRECT) {
+                    int port = config().getProxyPort();
+                    if (!config().hasProxy() || StringUtils.isBlank(host) || config().getProxyType() == Proxy.Type.DIRECT) {
                         return Proxy.NO_PROXY;
                     } else {
+                        if (port < 0 || port > 0xFFFF) {
+                            LOG.warning("Illegal proxy port: " + port);
+                            return Proxy.NO_PROXY;
+                        }
                         return new Proxy(config().getProxyType(), new InetSocketAddress(host, port));
                     }
                 },

HMCL/src/main/java/org/jackhuang/hmcl/setting/Settings.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.setting;
 
@@ -21,12 +21,12 @@ import javafx.beans.binding.Bindings;
 import org.jackhuang.hmcl.Metadata;
 import org.jackhuang.hmcl.game.HMCLCacheRepository;
 import org.jackhuang.hmcl.util.CacheRepository;
-
-import java.nio.file.InvalidPathException;
-import java.nio.file.Paths;
+import org.jackhuang.hmcl.util.io.FileUtils;
 
 import static org.jackhuang.hmcl.setting.ConfigHolder.config;
 
+import java.util.Locale;
+
 public class Settings {
 
     private static Settings instance;
@@ -46,18 +46,20 @@ public class Settings {
     }
 
     private Settings() {
+        config().localizationProperty().addListener(unused -> updateSystemLocale());
+        updateSystemLocale();
+
         DownloadProviders.init();
         ProxyManager.init();
         Accounts.init();
         Profiles.init();
+        AuthlibInjectorServers.init();
 
         CacheRepository.setInstance(HMCLCacheRepository.REPOSITORY);
         HMCLCacheRepository.REPOSITORY.directoryProperty().bind(Bindings.createStringBinding(() -> {
-            String str = getCommonDirectory();
-            try {
-                Paths.get(str);
-                return str;
-            } catch (InvalidPathException e) {
+            if (FileUtils.canCreateDirectory(getCommonDirectory())) {
+                return getCommonDirectory();
+            } else {
                 return getDefaultCommonDirectory();
             }
         }, config().commonDirectoryProperty(), config().commonDirTypeProperty()));
@@ -77,4 +79,8 @@ public class Settings {
                 return null;
         }
     }
+
+    private static void updateSystemLocale() {
+        Locale.setDefault(config().getLocalization().getLocale());
+    }
 }

HMCL/src/main/java/org/jackhuang/hmcl/setting/Theme.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.setting;
 
@@ -23,10 +23,11 @@ import com.google.gson.stream.JsonWriter;
 import javafx.beans.binding.Bindings;
 import javafx.beans.binding.ObjectBinding;
 import javafx.scene.paint.Color;
-
 import org.jackhuang.hmcl.util.Logging;
+import org.jackhuang.hmcl.util.ResourceNotFoundError;
 import org.jackhuang.hmcl.util.io.FileUtils;
 import org.jackhuang.hmcl.util.io.IOUtils;
+import org.jackhuang.hmcl.util.javafx.BindingMapping;
 
 import java.io.File;
 import java.io.IOException;
@@ -38,7 +39,7 @@ import static org.jackhuang.hmcl.setting.ConfigHolder.config;
 @JsonAdapter(Theme.TypeAdapter.class)
 public class Theme {
     public static final Theme BLUE = new Theme("blue", "#5C6BC0");
-
+    public static final Color BLACK = Color.web("#292929");
     public static final Color[] SUGGESTED_COLORS = new Color[]{
             Color.web("#5C6BC0"), // blue
             Color.web("#283593"), // dark blue
@@ -48,12 +49,14 @@ public class Theme {
             Color.web("#B71C1C")  // red
     };
 
+    private final Color paint;
     private final String color;
     private final String name;
 
     Theme(String name, String color) {
         this.name = name;
         this.color = color;
+        this.paint = Color.web(color);
     }
 
     public String getName() {
@@ -77,12 +80,17 @@ public class Theme {
     }
 
     public String[] getStylesheets() {
+        Color textFill = getForegroundColor();
+
         String css;
         try {
             File temp = File.createTempFile("hmcl", ".css");
-            FileUtils.writeText(temp, IOUtils.readFullyAsString(Theme.class.getResourceAsStream("/assets/css/custom.css"))
+            FileUtils.writeText(temp, IOUtils.readFullyAsString(ResourceNotFoundError.getResourceAsStream("/assets/css/custom.css"))
                     .replace("%base-color%", color)
-                    .replace("%font-color%", getColorDisplayName(getForegroundColor())));
+                    .replace("%base-rippler-color%", String.format("rgba(%d, %d, %d, 0.3)", (int) Math.ceil(paint.getRed() * 256), (int) Math.ceil(paint.getGreen() * 256), (int) Math.ceil(paint.getBlue() * 256)))
+                    .replace("%disabled-font-color%", String.format("rgba(%d, %d, %d, 0.7)", (int) Math.ceil(textFill.getRed() * 256), (int) Math.ceil(textFill.getGreen() * 256), (int) Math.ceil(textFill.getBlue() * 256)))
+                    .replace("%font-color%", getColorDisplayName(getForegroundColor()))
+                    .replace("%font%", Optional.ofNullable(System.getProperty("hmcl.font.override")).map(fontFamily -> "-fx-font-family: " + fontFamily + ";").orElse("")));
             css = temp.toURI().toString();
         } catch (IOException | NullPointerException e) {
             Logging.LOG.log(Level.SEVERE, "Unable to create theme stylesheet. Fallback to blue theme.", e);
@@ -132,11 +140,12 @@ public class Theme {
     }
 
     public static ObjectBinding<Color> foregroundFillBinding() {
-        return Bindings.createObjectBinding(() -> config().getTheme().getForegroundColor(), config().themeProperty());
+        return BindingMapping.of(config().themeProperty())
+                .map(Theme::getForegroundColor);
     }
 
     public static ObjectBinding<Color> blackFillBinding() {
-        return Bindings.createObjectBinding(() -> Color.BLACK);
+        return Bindings.createObjectBinding(() -> BLACK);
     }
 
     public static ObjectBinding<Color> whiteFillBinding() {

HMCL/src/main/java/org/jackhuang/hmcl/setting/VersionSetting.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,40 +13,35 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.setting;
 
 import com.google.gson.*;
 import com.google.gson.annotations.JsonAdapter;
-
 import javafx.beans.InvalidationListener;
-import org.jackhuang.hmcl.Metadata;
-import org.jackhuang.hmcl.game.LaunchOptions;
-import org.jackhuang.hmcl.util.*;
-import org.jackhuang.hmcl.util.javafx.ImmediateBooleanProperty;
-import org.jackhuang.hmcl.util.javafx.ImmediateIntegerProperty;
-import org.jackhuang.hmcl.util.javafx.ImmediateObjectProperty;
-import org.jackhuang.hmcl.util.javafx.ImmediateStringProperty;
+import javafx.beans.property.*;
+import org.jackhuang.hmcl.game.GameDirectoryType;
+import org.jackhuang.hmcl.util.Lang;
+import org.jackhuang.hmcl.util.StringUtils;
 import org.jackhuang.hmcl.util.platform.JavaVersion;
 import org.jackhuang.hmcl.util.platform.OperatingSystem;
+import org.jackhuang.hmcl.util.platform.Platform;
 
-import java.io.File;
 import java.io.IOException;
 import java.lang.reflect.Type;
+import java.nio.file.InvalidPathException;
 import java.nio.file.Paths;
 import java.util.List;
 import java.util.Optional;
 import java.util.stream.Collectors;
 
-import static org.jackhuang.hmcl.setting.ConfigHolder.config;
-
 /**
  *
  * @author huangyuhui
  */
 @JsonAdapter(VersionSetting.Serializer.class)
-public final class VersionSetting {
+public final class VersionSetting implements Cloneable {
 
     public transient String id;
 
@@ -60,9 +55,9 @@ public final class VersionSetting {
         this.global = global;
     }
 
-    private final ImmediateBooleanProperty usesGlobalProperty = new ImmediateBooleanProperty(this, "usesGlobal", false);
+    private final BooleanProperty usesGlobalProperty = new SimpleBooleanProperty(this, "usesGlobal", false);
 
-    public ImmediateBooleanProperty usesGlobalProperty() {
+    public BooleanProperty usesGlobalProperty() {
         return usesGlobalProperty;
     }
 
@@ -84,9 +79,9 @@ public final class VersionSetting {
 
     // java
 
-    private final ImmediateStringProperty javaProperty = new ImmediateStringProperty(this, "java", "");
+    private final StringProperty javaProperty = new SimpleStringProperty(this, "java", "");
 
-    public ImmediateStringProperty javaProperty() {
+    public StringProperty javaProperty() {
         return javaProperty;
     }
 
@@ -110,7 +105,7 @@ public final class VersionSetting {
         setDefaultJavaPath(null);
     }
 
-    private final ImmediateStringProperty defaultJavaPathProperty = new ImmediateStringProperty(this, "defaultJavaPath", "");
+    private final StringProperty defaultJavaPathProperty = new SimpleStringProperty(this, "defaultJavaPath", "");
 
     /**
      * Path to Java executable, or null if user customizes java directory.
@@ -124,9 +119,9 @@ public final class VersionSetting {
         defaultJavaPathProperty.set(defaultJavaPath);
     }
 
-    private final ImmediateStringProperty javaDirProperty = new ImmediateStringProperty(this, "javaDir", "");
+    private final StringProperty javaDirProperty = new SimpleStringProperty(this, "javaDir", "");
 
-    public ImmediateStringProperty javaDirProperty() {
+    public StringProperty javaDirProperty() {
         return javaDirProperty;
     }
 
@@ -141,9 +136,9 @@ public final class VersionSetting {
         javaDirProperty.set(javaDir);
     }
 
-    private final ImmediateStringProperty wrapperProperty = new ImmediateStringProperty(this, "wrapper", "");
+    private final StringProperty wrapperProperty = new SimpleStringProperty(this, "wrapper", "");
 
-    public ImmediateStringProperty wrapperProperty() {
+    public StringProperty wrapperProperty() {
         return wrapperProperty;
     }
 
@@ -158,9 +153,9 @@ public final class VersionSetting {
         wrapperProperty.set(wrapper);
     }
 
-    private final ImmediateStringProperty permSizeProperty = new ImmediateStringProperty(this, "permSize", "");
+    private final StringProperty permSizeProperty = new SimpleStringProperty(this, "permSize", "");
 
-    public ImmediateStringProperty permSizeProperty() {
+    public StringProperty permSizeProperty() {
         return permSizeProperty;
     }
 
@@ -175,9 +170,9 @@ public final class VersionSetting {
         permSizeProperty.set(permSize);
     }
 
-    private final ImmediateIntegerProperty maxMemoryProperty = new ImmediateIntegerProperty(this, "maxMemory", OperatingSystem.SUGGESTED_MEMORY);
+    private final IntegerProperty maxMemoryProperty = new SimpleIntegerProperty(this, "maxMemory", OperatingSystem.SUGGESTED_MEMORY);
 
-    public ImmediateIntegerProperty maxMemoryProperty() {
+    public IntegerProperty maxMemoryProperty() {
         return maxMemoryProperty;
     }
 
@@ -195,9 +190,9 @@ public final class VersionSetting {
     /**
      * The minimum memory that JVM can allocate for heap.
      */
-    private final ImmediateObjectProperty<Integer> minMemoryProperty = new ImmediateObjectProperty<>(this, "minMemory", null);
+    private final ObjectProperty<Integer> minMemoryProperty = new SimpleObjectProperty<>(this, "minMemory", null);
 
-    public ImmediateObjectProperty<Integer> minMemoryProperty() {
+    public ObjectProperty<Integer> minMemoryProperty() {
         return minMemoryProperty;
     }
 
@@ -209,9 +204,9 @@ public final class VersionSetting {
         minMemoryProperty.set(minMemory);
     }
 
-    private final ImmediateStringProperty preLaunchCommandProperty = new ImmediateStringProperty(this, "precalledCommand", "");
+    private final StringProperty preLaunchCommandProperty = new SimpleStringProperty(this, "precalledCommand", "");
 
-    public ImmediateStringProperty preLaunchCommandProperty() {
+    public StringProperty preLaunchCommandProperty() {
         return preLaunchCommandProperty;
     }
 
@@ -229,9 +224,9 @@ public final class VersionSetting {
 
     // options
 
-    private final ImmediateStringProperty javaArgsProperty = new ImmediateStringProperty(this, "javaArgs", "");
+    private final StringProperty javaArgsProperty = new SimpleStringProperty(this, "javaArgs", "");
 
-    public ImmediateStringProperty javaArgsProperty() {
+    public StringProperty javaArgsProperty() {
         return javaArgsProperty;
     }
 
@@ -246,9 +241,9 @@ public final class VersionSetting {
         javaArgsProperty.set(javaArgs);
     }
 
-    private final ImmediateStringProperty minecraftArgsProperty = new ImmediateStringProperty(this, "minecraftArgs", "");
+    private final StringProperty minecraftArgsProperty = new SimpleStringProperty(this, "minecraftArgs", "");
 
-    public ImmediateStringProperty minecraftArgsProperty() {
+    public StringProperty minecraftArgsProperty() {
         return minecraftArgsProperty;
     }
 
@@ -263,9 +258,9 @@ public final class VersionSetting {
         minecraftArgsProperty.set(minecraftArgs);
     }
 
-    private final ImmediateBooleanProperty noJVMArgsProperty = new ImmediateBooleanProperty(this, "noJVMArgs", false);
+    private final BooleanProperty noJVMArgsProperty = new SimpleBooleanProperty(this, "noJVMArgs", false);
 
-    public ImmediateBooleanProperty noJVMArgsProperty() {
+    public BooleanProperty noJVMArgsProperty() {
         return noJVMArgsProperty;
     }
 
@@ -280,9 +275,9 @@ public final class VersionSetting {
         noJVMArgsProperty.set(noJVMArgs);
     }
 
-    private final ImmediateBooleanProperty notCheckJVMProperty = new ImmediateBooleanProperty(this, "notCheckJVM", false);
+    private final BooleanProperty notCheckJVMProperty = new SimpleBooleanProperty(this, "notCheckJVM", false);
 
-    public ImmediateBooleanProperty notCheckJVMProperty() {
+    public BooleanProperty notCheckJVMProperty() {
         return notCheckJVMProperty;
     }
 
@@ -297,9 +292,9 @@ public final class VersionSetting {
         notCheckJVMProperty.set(notCheckJVM);
     }
 
-    private final ImmediateBooleanProperty notCheckGameProperty = new ImmediateBooleanProperty(this, "notCheckGame", false);
+    private final BooleanProperty notCheckGameProperty = new SimpleBooleanProperty(this, "notCheckGame", false);
 
-    public ImmediateBooleanProperty notCheckGameProperty() {
+    public BooleanProperty notCheckGameProperty() {
         return notCheckGameProperty;
     }
 
@@ -314,9 +309,9 @@ public final class VersionSetting {
         notCheckGameProperty.set(notCheckGame);
     }
 
-    private final ImmediateBooleanProperty showLogsProperty = new ImmediateBooleanProperty(this, "showLogs", false);
+    private final BooleanProperty showLogsProperty = new SimpleBooleanProperty(this, "showLogs", false);
 
-    public ImmediateBooleanProperty showLogsProperty() {
+    public BooleanProperty showLogsProperty() {
         return showLogsProperty;
     }
 
@@ -333,14 +328,14 @@ public final class VersionSetting {
 
     // Minecraft settings.
 
-    private final ImmediateStringProperty serverIpProperty = new ImmediateStringProperty(this, "serverIp", "");
+    private final StringProperty serverIpProperty = new SimpleStringProperty(this, "serverIp", "");
 
-    public ImmediateStringProperty serverIpProperty() {
+    public StringProperty serverIpProperty() {
         return serverIpProperty;
     }
 
     /**
-     * The server ip that will be entered after Minecraft successfully loaded immediately.
+     * The server ip that will be entered after Minecraft successfully loaded ly.
      *
      * Format: ip:port or without port.
      */
@@ -353,9 +348,9 @@ public final class VersionSetting {
     }
 
 
-    private final ImmediateBooleanProperty fullscreenProperty = new ImmediateBooleanProperty(this, "fullscreen", false);
+    private final BooleanProperty fullscreenProperty = new SimpleBooleanProperty(this, "fullscreen", false);
 
-    public ImmediateBooleanProperty fullscreenProperty() {
+    public BooleanProperty fullscreenProperty() {
         return fullscreenProperty;
     }
 
@@ -370,9 +365,9 @@ public final class VersionSetting {
         fullscreenProperty.set(fullscreen);
     }
 
-    private final ImmediateIntegerProperty widthProperty = new ImmediateIntegerProperty(this, "width", 854);
+    private final IntegerProperty widthProperty = new SimpleIntegerProperty(this, "width", 854);
 
-    public ImmediateIntegerProperty widthProperty() {
+    public IntegerProperty widthProperty() {
         return widthProperty;
     }
 
@@ -392,9 +387,9 @@ public final class VersionSetting {
     }
 
 
-    private final ImmediateIntegerProperty heightProperty = new ImmediateIntegerProperty(this, "height", 480);
+    private final IntegerProperty heightProperty = new SimpleIntegerProperty(this, "height", 480);
 
-    public ImmediateIntegerProperty heightProperty() {
+    public IntegerProperty heightProperty() {
         return heightProperty;
     }
 
@@ -417,26 +412,26 @@ public final class VersionSetting {
      * 0 - .minecraft<br/>
      * 1 - .minecraft/versions/&lt;version&gt;/<br/>
      */
-    private final ImmediateObjectProperty<EnumGameDirectory> gameDirTypeProperty = new ImmediateObjectProperty<>(this, "gameDirType", EnumGameDirectory.ROOT_FOLDER);
+    private final ObjectProperty<GameDirectoryType> gameDirTypeProperty = new SimpleObjectProperty<>(this, "gameDirType", GameDirectoryType.ROOT_FOLDER);
 
-    public ImmediateObjectProperty<EnumGameDirectory> gameDirTypeProperty() {
+    public ObjectProperty<GameDirectoryType> gameDirTypeProperty() {
         return gameDirTypeProperty;
     }
 
-    public EnumGameDirectory getGameDirType() {
+    public GameDirectoryType getGameDirType() {
         return gameDirTypeProperty.get();
     }
 
-    public void setGameDirType(EnumGameDirectory gameDirType) {
+    public void setGameDirType(GameDirectoryType gameDirType) {
         gameDirTypeProperty.set(gameDirType);
     }
 
     /**
      * Your custom gameDir
      */
-    private final ImmediateStringProperty gameDirProperty = new ImmediateStringProperty(this, "gameDir", "");
+    private final StringProperty gameDirProperty = new SimpleStringProperty(this, "gameDir", "");
 
-    public ImmediateStringProperty gameDirProperty() {
+    public StringProperty gameDirProperty() {
         return gameDirProperty;
     }
 
@@ -455,9 +450,9 @@ public final class VersionSetting {
      * 1 - Hide the launcher when the game starts.<br/>
      * 2 - Keep the launcher open.<br/>
      */
-    private final ImmediateObjectProperty<LauncherVisibility> launcherVisibilityProperty = new ImmediateObjectProperty<>(this, "launcherVisibility", LauncherVisibility.HIDE);
+    private final ObjectProperty<LauncherVisibility> launcherVisibilityProperty = new SimpleObjectProperty<>(this, "launcherVisibility", LauncherVisibility.HIDE);
 
-    public ImmediateObjectProperty<LauncherVisibility> launcherVisibilityProperty() {
+    public ObjectProperty<LauncherVisibility> launcherVisibilityProperty() {
         return launcherVisibilityProperty;
     }
 
@@ -470,14 +465,21 @@ public final class VersionSetting {
     }
 
     public JavaVersion getJavaVersion() throws InterruptedException {
+        return getJavaVersion(true);
+    }
+
+    public JavaVersion getJavaVersion(boolean checkJava) throws InterruptedException {
         // TODO: lazy initialization may result in UI suspension.
         if (StringUtils.isBlank(getJava()))
             setJava(StringUtils.isBlank(getJavaDir()) ? "Default" : "Custom");
         if ("Default".equals(getJava())) return JavaVersion.fromCurrentEnvironment();
         else if (isUsesCustomJavaDir()) {
             try {
-                return JavaVersion.fromExecutable(Paths.get(getJavaDir()));
-            } catch (IOException e) {
+                if (checkJava)
+                    return JavaVersion.fromExecutable(Paths.get(getJavaDir()));
+                else
+                    return new JavaVersion(Paths.get(getJavaDir()), "", Platform.PLATFORM);
+            } catch (IOException | InvalidPathException e) {
                 return null; // Custom Java Directory not found,
             }
         } else if (StringUtils.isNotBlank(getJava())) {
@@ -526,30 +528,32 @@ public final class VersionSetting {
         defaultJavaPathProperty.addListener(listener);
     }
 
-    public LaunchOptions toLaunchOptions(File gameDir) throws InterruptedException {
-        JavaVersion javaVersion = Optional.ofNullable(getJavaVersion()).orElse(JavaVersion.fromCurrentEnvironment());
-        return new LaunchOptions.Builder()
-                .setGameDir(gameDir)
-                .setJava(javaVersion)
-                .setVersionName(Metadata.TITLE)
-                .setProfileName(Metadata.TITLE)
-                .setMinecraftArgs(getMinecraftArgs())
-                .setJavaArgs(getJavaArgs())
-                .setMaxMemory(getMaxMemory())
-                .setMinMemory(getMinMemory())
-                .setMetaspace(Lang.toIntOrNull(getPermSize()))
-                .setWidth(getWidth())
-                .setHeight(getHeight())
-                .setFullscreen(isFullscreen())
-                .setServerIp(getServerIp())
-                .setWrapper(getWrapper())
-                .setProxyHost(config().getProxyHost())
-                .setProxyPort(config().getProxyPort())
-                .setProxyUser(config().getProxyUser())
-                .setProxyPass(config().getProxyPass())
-                .setPrecalledCommand(getPreLaunchCommand())
-                .setNoGeneratedJVMArgs(isNoJVMArgs())
-                .create();
+    @Override
+    public VersionSetting clone() {
+        VersionSetting versionSetting = new VersionSetting();
+        versionSetting.setUsesGlobal(isUsesGlobal());
+        versionSetting.setJava(getJava());
+        versionSetting.setDefaultJavaPath(getDefaultJavaPath());
+        versionSetting.setJavaDir(getJavaDir());
+        versionSetting.setWrapper(getWrapper());
+        versionSetting.setPermSize(getPermSize());
+        versionSetting.setMaxMemory(getMaxMemory());
+        versionSetting.setMinMemory(getMinMemory());
+        versionSetting.setPreLaunchCommand(getPreLaunchCommand());
+        versionSetting.setJavaArgs(getJavaArgs());
+        versionSetting.setMinecraftArgs(getMinecraftArgs());
+        versionSetting.setNoJVMArgs(isNoJVMArgs());
+        versionSetting.setNotCheckGame(isNotCheckGame());
+        versionSetting.setNotCheckJVM(isNotCheckJVM());
+        versionSetting.setShowLogs(isShowLogs());
+        versionSetting.setServerIp(getServerIp());
+        versionSetting.setFullscreen(isFullscreen());
+        versionSetting.setWidth(getWidth());
+        versionSetting.setHeight(getHeight());
+        versionSetting.setGameDirType(getGameDirType());
+        versionSetting.setGameDir(getGameDir());
+        versionSetting.setLauncherVisibility(getLauncherVisibility());
+        return versionSetting;
     }
 
     public static class Serializer implements JsonSerializer<VersionSetting>, JsonDeserializer<VersionSetting> {
@@ -586,7 +590,7 @@ public final class VersionSetting {
 
         @Override
         public VersionSetting deserialize(JsonElement json, Type typeOfT, JsonDeserializationContext context) throws JsonParseException {
-            if (json == null || json == JsonNull.INSTANCE || !(json instanceof JsonObject))
+            if (json == JsonNull.INSTANCE || !(json instanceof JsonObject))
                 return null;
             JsonObject obj = (JsonObject) json;
 
@@ -615,7 +619,7 @@ public final class VersionSetting {
             vs.setNotCheckJVM(Optional.ofNullable(obj.get("notCheckJVM")).map(JsonElement::getAsBoolean).orElse(false));
             vs.setShowLogs(Optional.ofNullable(obj.get("showLogs")).map(JsonElement::getAsBoolean).orElse(false));
             vs.setLauncherVisibility(LauncherVisibility.values()[Optional.ofNullable(obj.get("launcherVisibility")).map(JsonElement::getAsInt).orElse(1)]);
-            vs.setGameDirType(EnumGameDirectory.values()[Optional.ofNullable(obj.get("gameDirType")).map(JsonElement::getAsInt).orElse(0)]);
+            vs.setGameDirType(GameDirectoryType.values()[Optional.ofNullable(obj.get("gameDirType")).map(JsonElement::getAsInt).orElse(0)]);
             vs.setDefaultJavaPath(Optional.ofNullable(obj.get("defaultJavaPath")).map(JsonElement::getAsString).orElse(null));
 
             return vs;

HMCL/src/main/java/org/jackhuang/hmcl/ui/AwtUtils.java

@@ -0,0 +1,17 @@
+package org.jackhuang.hmcl.ui;
+
+import java.awt.*;
+import java.lang.reflect.Method;
+
+public class AwtUtils {
+    public static void setAppleIcon(Image image) {
+        try {
+            Class<?> taskbarClass = Class.forName("java.awt.TaskBar");
+            Method getTaskBarMethod = taskbarClass.getDeclaredMethod("getTaskBar");
+            Object taskBar = getTaskBarMethod.invoke(null);
+            Method setIconImageMethod = taskbarClass.getDeclaredMethod("setIconImage", Image.class);
+            setIconImageMethod.invoke(taskBar, image);
+        } catch (Throwable ignore) {
+        }
+    }
+}

HMCL/src/main/java/org/jackhuang/hmcl/ui/Controllers.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,64 +13,57 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui;
 
-import com.jfoenix.concurrency.JFXUtilities;
+import javafx.beans.property.DoubleProperty;
+import javafx.beans.property.SimpleDoubleProperty;
 import javafx.scene.Node;
 import javafx.scene.Scene;
-import javafx.scene.image.Image;
-import javafx.scene.input.TransferMode;
 import javafx.scene.layout.Region;
+import javafx.scene.paint.Color;
 import javafx.stage.Stage;
+import javafx.stage.StageStyle;
 import org.jackhuang.hmcl.Launcher;
 import org.jackhuang.hmcl.Metadata;
-import org.jackhuang.hmcl.game.HMCLGameRepository;
-import org.jackhuang.hmcl.game.Version;
-import org.jackhuang.hmcl.setting.Accounts;
-import org.jackhuang.hmcl.setting.Profiles;
+import org.jackhuang.hmcl.download.java.JavaRepository;
+import org.jackhuang.hmcl.setting.EnumCommonDirectory;
 import org.jackhuang.hmcl.task.Task;
 import org.jackhuang.hmcl.task.TaskExecutor;
-import org.jackhuang.hmcl.ui.account.AccountList;
 import org.jackhuang.hmcl.ui.account.AuthlibInjectorServersPage;
-import org.jackhuang.hmcl.ui.construct.*;
+import org.jackhuang.hmcl.ui.account.MicrosoftAccountLoginStage;
+import org.jackhuang.hmcl.ui.animation.ContainerAnimations;
+import org.jackhuang.hmcl.ui.construct.InputDialogPane;
+import org.jackhuang.hmcl.ui.construct.MessageDialogPane;
+import org.jackhuang.hmcl.ui.construct.MessageDialogPane.MessageType;
+import org.jackhuang.hmcl.ui.construct.PromptDialogPane;
+import org.jackhuang.hmcl.ui.construct.TaskExecutorDialogPane;
 import org.jackhuang.hmcl.ui.decorator.DecoratorController;
-import org.jackhuang.hmcl.ui.download.ModpackInstallWizardProvider;
-import org.jackhuang.hmcl.ui.profile.ProfileList;
-import org.jackhuang.hmcl.ui.versions.GameItem;
-import org.jackhuang.hmcl.ui.versions.GameList;
+import org.jackhuang.hmcl.ui.main.RootPage;
 import org.jackhuang.hmcl.ui.versions.VersionPage;
-import org.jackhuang.hmcl.upgrade.UpdateChecker;
 import org.jackhuang.hmcl.util.FutureCallback;
 import org.jackhuang.hmcl.util.Logging;
 import org.jackhuang.hmcl.util.io.FileUtils;
-import org.jackhuang.hmcl.util.javafx.MultiStepBinding;
 import org.jackhuang.hmcl.util.platform.JavaVersion;
-import org.jackhuang.hmcl.util.versioning.VersionNumber;
 
-import java.io.File;
-import java.util.Comparator;
-import java.util.Date;
 import java.util.List;
+import java.util.concurrent.CompletableFuture;
 import java.util.function.Consumer;
-import java.util.stream.Collectors;
 
 import static org.jackhuang.hmcl.setting.ConfigHolder.config;
+import static org.jackhuang.hmcl.ui.FXUtils.newImage;
 import static org.jackhuang.hmcl.util.i18n.I18n.i18n;
 
 public final class Controllers {
+    private static DoubleProperty stageWidth = new SimpleDoubleProperty();
+    private static DoubleProperty stageHeight = new SimpleDoubleProperty();
 
     private static Scene scene;
     private static Stage stage;
-    private static MainPage mainPage = null;
-    private static SettingsPage settingsPage = null;
     private static VersionPage versionPage = null;
-    private static GameList gameListPage = null;
-    private static AccountList accountListPage = null;
-    private static ProfileList profileListPage = null;
     private static AuthlibInjectorServersPage serversPage = null;
-    private static LeftPaneController leftPaneController;
+    private static RootPage rootPage;
     private static DecoratorController decorator;
 
     public static Scene getScene() {
@@ -81,42 +74,6 @@ public final class Controllers {
         return stage;
     }
 
-    // FXThread
-    public static SettingsPage getSettingsPage() {
-        if (settingsPage == null)
-            settingsPage = new SettingsPage();
-        return settingsPage;
-    }
-
-    // FXThread
-    public static GameList getGameListPage() {
-        if (gameListPage == null)
-            gameListPage = new GameList();
-        return gameListPage;
-    }
-
-    // FXThread
-    public static AccountList getAccountListPage() {
-        if (accountListPage == null) {
-            AccountList accountListPage = new AccountList();
-            accountListPage.selectedAccountProperty().bindBidirectional(Accounts.selectedAccountProperty());
-            accountListPage.accountsProperty().bindContent(Accounts.accountsProperty());
-            Controllers.accountListPage = accountListPage;
-        }
-        return accountListPage;
-    }
-
-    // FXThread
-    public static ProfileList getProfileListPage() {
-        if (profileListPage == null) {
-            ProfileList profileListPage = new ProfileList();
-            profileListPage.selectedProfileProperty().bindBidirectional(Profiles.selectedProfileProperty());
-            profileListPage.profilesProperty().bindContent(Profiles.profilesProperty());
-            Controllers.profileListPage = profileListPage;
-        }
-        return profileListPage;
-    }
-
     // FXThread
     public static VersionPage getVersionPage() {
         if (versionPage == null)
@@ -124,6 +81,13 @@ public final class Controllers {
         return versionPage;
     }
 
+    // FXThread
+    public static RootPage getRootPage() {
+        if (rootPage == null)
+            rootPage = new RootPage();
+        return rootPage;
+    }
+
     // FXThread
     public static AuthlibInjectorServersPage getServersPage() {
         if (serversPage == null)
@@ -136,88 +100,46 @@ public final class Controllers {
         return decorator;
     }
 
-    public static MainPage getMainPage() {
-        if (mainPage == null) {
-            MainPage mainPage = new MainPage();
-            mainPage.setOnDragOver(event -> {
-                if (event.getGestureSource() != mainPage && event.getDragboard().hasFiles()) {
-                    if (event.getDragboard().getFiles().stream().anyMatch(it -> "zip".equals(FileUtils.getExtension(it))))
-                        event.acceptTransferModes(TransferMode.COPY_OR_MOVE);
-                }
-                event.consume();
-            });
-
-            mainPage.setOnDragDropped(event -> {
-                List<File> files = event.getDragboard().getFiles();
-                if (files != null) {
-                    List<File> modpacks = files.stream()
-                            .filter(it -> "zip".equals(FileUtils.getExtension(it)))
-                            .collect(Collectors.toList());
-                    if (!modpacks.isEmpty()) {
-                        File modpack = modpacks.get(0);
-                        Controllers.getDecorator().startWizard(new ModpackInstallWizardProvider(Profiles.getSelectedProfile(), modpack), i18n("install.modpack"));
-                        event.setDropCompleted(true);
-                    }
-                }
-                event.consume();
-            });
-
-            FXUtils.onChangeAndOperate(Profiles.selectedVersionProperty(), version -> {
-                if (version != null) {
-                    mainPage.setCurrentGame(version);
-                } else {
-                    mainPage.setCurrentGame(i18n("version.empty"));
-                }
-            });
-            mainPage.showUpdateProperty().bind(UpdateChecker.outdatedProperty());
-            mainPage.latestVersionProperty().bind(
-                    MultiStepBinding.of(UpdateChecker.latestVersionProperty())
-                            .map(version -> version == null ? "" : i18n("update.bubble.title", version.getVersion())));
-
-            Profiles.registerVersionsListener(profile -> {
-                HMCLGameRepository repository = profile.getRepository();
-                List<Node> children = repository.getVersions().parallelStream()
-                        .filter(version -> !version.isHidden())
-                        .sorted(Comparator.comparing((Version version) -> version.getReleaseTime() == null ? new Date(0L) : version.getReleaseTime())
-                                .thenComparing(a -> VersionNumber.asVersion(a.getId())))
-                        .map(version -> {
-                            Node node = PopupMenu.wrapPopupMenuItem(new GameItem(profile, version.getId()));
-                            node.setOnMouseClicked(e -> profile.setSelectedVersion(version.getId()));
-                            return node;
-                        })
-                        .collect(Collectors.toList());
-                JFXUtilities.runInFX(() -> {
-                    if (profile == Profiles.getSelectedProfile())
-                        mainPage.getVersions().setAll(children);
-                });
-            });
-            Controllers.mainPage = mainPage;
-        }
-        return mainPage;
-    }
-
-    public static LeftPaneController getLeftPaneController() {
-        return leftPaneController;
+    public static void onApplicationStop() {
+        config().setHeight(stageHeight.get());
+        config().setWidth(stageWidth.get());
     }
 
     public static void initialize(Stage stage) {
         Logging.LOG.info("Start initializing application");
 
         Controllers.stage = stage;
+        MicrosoftAccountLoginStage.INSTANCE.initOwner(stage);
+
+        stage.setHeight(config().getHeight());
+        stageHeight.bind(stage.heightProperty());
+        stage.setWidth(config().getWidth());
+        stageWidth.bind(stage.widthProperty());
 
         stage.setOnCloseRequest(e -> Launcher.stopApplication());
 
-        decorator = new DecoratorController(stage, getMainPage());
-        leftPaneController = new LeftPaneController();
-        decorator.getDecorator().drawerProperty().setAll(leftPaneController);
+        decorator = new DecoratorController(stage, getRootPage());
 
-        Task.of(JavaVersion::initialize).start();
+        if (config().getCommonDirType() == EnumCommonDirectory.CUSTOM &&
+                !FileUtils.canCreateDirectory(config().getCommonDirectory())) {
+            config().setCommonDirType(EnumCommonDirectory.DEFAULT);
+            dialog(i18n("launcher.cache_directory.invalid"));
+        }
 
-        scene = new Scene(decorator.getDecorator(), 800, 519);
+        Task.runAsync(JavaVersion::initialize).thenRunAsync(JavaRepository::initialize).start();
+
+        scene = new Scene(decorator.getDecorator());
+        scene.setFill(Color.TRANSPARENT);
+        stage.setMinHeight(482 + 32);
+        stage.setMinWidth(802 + 32);
+        decorator.getDecorator().prefWidthProperty().bind(scene.widthProperty());
+        decorator.getDecorator().prefHeightProperty().bind(scene.heightProperty());
         scene.getStylesheets().setAll(config().getTheme().getStylesheets());
 
-        stage.getIcons().add(new Image("/assets/img/icon.png"));
+        stage.getIcons().add(newImage("/assets/img/icon.png"));
         stage.setTitle(Metadata.TITLE);
+        stage.initStyle(StageStyle.TRANSPARENT);
+        stage.setScene(scene);
     }
 
     public static void dialog(Region content) {
@@ -230,42 +152,51 @@ public final class Controllers {
     }
 
     public static void dialog(String text, String title) {
-        dialog(text, title, MessageBox.INFORMATION_MESSAGE);
+        dialog(text, title, MessageType.INFORMATION);
     }
 
-    public static void dialog(String text, String title, int type) {
+    public static void dialog(String text, String title, MessageType type) {
         dialog(text, title, type, null);
     }
 
-    public static void dialog(String text, String title, int type, Runnable onAccept) {
+    public static void dialog(String text, String title, MessageType type, Runnable onAccept) {
         dialog(new MessageDialogPane(text, title, type, onAccept));
     }
 
-    public static void confirmDialog(String text, String title, Runnable onAccept, Runnable onCancel) {
+    public static void confirm(String text, String title, Runnable onAccept, Runnable onCancel) {
         dialog(new MessageDialogPane(text, title, onAccept, onCancel));
     }
 
-    public static InputDialogPane inputDialog(String text, FutureCallback<String> onResult) {
-        InputDialogPane pane = new InputDialogPane(text, onResult);
+    public static CompletableFuture<String> prompt(String title, FutureCallback<String> onResult) {
+        return prompt(title, onResult, "");
+    }
+
+    public static CompletableFuture<String> prompt(String title, FutureCallback<String> onResult, String initialValue) {
+        InputDialogPane pane = new InputDialogPane(title, initialValue, onResult);
         dialog(pane);
-        return pane;
+        return pane.getCompletableFuture();
     }
 
-    public static Region taskDialog(TaskExecutor executor, String title, String subtitle) {
-        return taskDialog(executor, title, subtitle, null);
+    public static CompletableFuture<List<PromptDialogPane.Builder.Question<?>>> prompt(PromptDialogPane.Builder builder) {
+        PromptDialogPane pane = new PromptDialogPane(builder);
+        dialog(pane);
+        return pane.getCompletableFuture();
     }
 
-    public static Region taskDialog(TaskExecutor executor, String title, String subtitle, Consumer<Region> onCancel) {
+    public static TaskExecutorDialogPane taskDialog(TaskExecutor executor, String title) {
+        return taskDialog(executor, title, null);
+    }
+
+    public static TaskExecutorDialogPane taskDialog(TaskExecutor executor, String title, Consumer<Region> onCancel) {
         TaskExecutorDialogPane pane = new TaskExecutorDialogPane(onCancel);
         pane.setTitle(title);
-        pane.setSubtitle(subtitle);
         pane.setExecutor(executor);
         dialog(pane);
         return pane;
     }
 
     public static void navigate(Node node) {
-        decorator.getNavigator().navigate(node);
+        decorator.getNavigator().navigate(node, ContainerAnimations.FADE.getAnimationProducer());
     }
 
     public static boolean isStopped() {
@@ -273,15 +204,11 @@ public final class Controllers {
     }
 
     public static void shutdown() {
-        mainPage = null;
-        settingsPage = null;
+        rootPage = null;
         versionPage = null;
         serversPage = null;
         decorator = null;
         stage = null;
         scene = null;
-        gameListPage = null;
-        accountListPage = null;
-        profileListPage = null;
     }
 }

HMCL/src/main/java/org/jackhuang/hmcl/ui/CrashWindow.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui;
 
@@ -22,7 +22,6 @@ import javafx.scene.Scene;
 import javafx.scene.control.Button;
 import javafx.scene.control.Label;
 import javafx.scene.control.TextArea;
-import javafx.scene.image.Image;
 import javafx.scene.layout.BorderPane;
 import javafx.scene.layout.HBox;
 import javafx.scene.layout.StackPane;
@@ -30,6 +29,7 @@ import javafx.stage.Stage;
 import org.jackhuang.hmcl.Metadata;
 import org.jackhuang.hmcl.upgrade.UpdateChecker;
 
+import static org.jackhuang.hmcl.ui.FXUtils.newImage;
 import static org.jackhuang.hmcl.util.i18n.I18n.i18n;
 
 /**
@@ -67,7 +67,7 @@ public class CrashWindow extends Stage {
 
         Scene scene = new Scene(pane, 800, 480);
         setScene(scene);
-        getIcons().add(new Image("/assets/img/icon.png"));
+        getIcons().add(newImage("/assets/img/icon.png"));
         setTitle(i18n("message.error"));
 
         setOnCloseRequest(e -> System.exit(1));

HMCL/src/main/java/org/jackhuang/hmcl/ui/DialogController.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,28 +13,30 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui;
 
-import com.jfoenix.concurrency.JFXUtilities;
 import org.jackhuang.hmcl.auth.Account;
 import org.jackhuang.hmcl.auth.AuthInfo;
+import org.jackhuang.hmcl.auth.AuthenticationException;
 import org.jackhuang.hmcl.auth.yggdrasil.YggdrasilAccount;
-import org.jackhuang.hmcl.task.SilentException;
 import org.jackhuang.hmcl.ui.account.AccountLoginPane;
 
 import java.util.Optional;
+import java.util.concurrent.CancellationException;
 import java.util.concurrent.CountDownLatch;
 import java.util.concurrent.atomic.AtomicReference;
 
+import static org.jackhuang.hmcl.ui.FXUtils.runInFX;
+
 public final class DialogController {
 
-    public static AuthInfo logIn(Account account) throws Exception {
+    public static AuthInfo logIn(Account account) throws CancellationException, AuthenticationException, InterruptedException {
         if (account instanceof YggdrasilAccount) {
             CountDownLatch latch = new CountDownLatch(1);
             AtomicReference<AuthInfo> res = new AtomicReference<>(null);
-            JFXUtilities.runInFX(() -> {
+            runInFX(() -> {
                 AccountLoginPane pane = new AccountLoginPane(account, it -> {
                         res.set(it);
                         latch.countDown();
@@ -42,7 +44,7 @@ public final class DialogController {
                 Controllers.dialog(pane);
             });
             latch.await();
-            return Optional.ofNullable(res.get()).orElseThrow(SilentException::new);
+            return Optional.ofNullable(res.get()).orElseThrow(CancellationException::new);
         }
         return account.logIn();
     }

HMCL/src/main/java/org/jackhuang/hmcl/ui/FXUtils.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,15 +13,14 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui;
 
-import com.jfoenix.concurrency.JFXUtilities;
 import com.jfoenix.controls.*;
-import javafx.animation.Animation;
 import javafx.animation.Interpolator;
 import javafx.animation.KeyFrame;
+import javafx.animation.KeyValue;
 import javafx.animation.Timeline;
 import javafx.application.Platform;
 import javafx.beans.InvalidationListener;
@@ -29,39 +28,43 @@ import javafx.beans.property.Property;
 import javafx.beans.value.ChangeListener;
 import javafx.beans.value.ObservableValue;
 import javafx.beans.value.WeakChangeListener;
-import javafx.event.EventHandler;
+import javafx.beans.value.WritableValue;
 import javafx.fxml.FXMLLoader;
+import javafx.geometry.Insets;
 import javafx.geometry.Pos;
 import javafx.scene.Node;
 import javafx.scene.control.*;
+import javafx.scene.image.Image;
 import javafx.scene.image.ImageView;
-import javafx.scene.input.MouseEvent;
-import javafx.scene.input.ScrollEvent;
+import javafx.scene.input.TransferMode;
 import javafx.scene.layout.Region;
 import javafx.scene.layout.StackPane;
 import javafx.scene.shape.Rectangle;
 import javafx.util.Callback;
 import javafx.util.Duration;
 import javafx.util.StringConverter;
-import org.jackhuang.hmcl.util.*;
+import org.jackhuang.hmcl.util.Logging;
+import org.jackhuang.hmcl.util.ResourceNotFoundError;
 import org.jackhuang.hmcl.util.i18n.I18n;
 import org.jackhuang.hmcl.util.io.FileUtils;
 import org.jackhuang.hmcl.util.javafx.ExtendedProperties;
+import org.jackhuang.hmcl.util.javafx.SafeStringConverter;
 import org.jackhuang.hmcl.util.platform.OperatingSystem;
 
 import java.io.File;
+import java.io.FileFilter;
 import java.io.IOException;
 import java.io.UncheckedIOException;
 import java.lang.reflect.Constructor;
 import java.lang.reflect.Method;
 import java.net.URI;
-import java.util.concurrent.CountDownLatch;
-import java.util.concurrent.atomic.AtomicReference;
+import java.util.List;
+import java.util.Objects;
 import java.util.function.BooleanSupplier;
 import java.util.function.Consumer;
 import java.util.function.Function;
-import java.util.function.Supplier;
 import java.util.logging.Level;
+import java.util.stream.Collectors;
 
 import static org.jackhuang.hmcl.util.Lang.thread;
 import static org.jackhuang.hmcl.util.Lang.tryCast;
@@ -70,6 +73,14 @@ public final class FXUtils {
     private FXUtils() {
     }
 
+    public static void runInFX(Runnable runnable) {
+        if (Platform.isFxApplicationThread()) {
+            runnable.run();
+        } else {
+            Platform.runLater(runnable);
+        }
+    }
+
     public static void checkFxUserThread() {
         if (!Platform.isFxApplicationThread()) {
             throw new IllegalStateException("Not on FX application thread; currentThread = "
@@ -85,8 +96,10 @@ public final class FXUtils {
         value.addListener((a, b, c) -> consumer.accept(c));
     }
 
-    public static <T> void onWeakChange(ObservableValue<T> value, Consumer<T> consumer) {
-        value.addListener(new WeakChangeListener<>((a, b, c) -> consumer.accept(c)));
+    public static <T> WeakChangeListener<T> onWeakChange(ObservableValue<T> value, Consumer<T> consumer) {
+        WeakChangeListener<T> listener = new WeakChangeListener<>((a, b, c) -> consumer.accept(c));
+        value.addListener(listener);
+        return listener;
     }
 
     public static <T> void onChangeAndOperate(ObservableValue<T> value, Consumer<T> consumer) {
@@ -94,9 +107,9 @@ public final class FXUtils {
         onChange(value, consumer);
     }
 
-    public static <T> void onWeakChangeAndOperate(ObservableValue<T> value, Consumer<T> consumer) {
+    public static <T> WeakChangeListener<T> onWeakChangeAndOperate(ObservableValue<T> value, Consumer<T> consumer) {
         consumer.accept(value.getValue());
-        onWeakChange(value, consumer);
+        return onWeakChange(value, consumer);
     }
 
     public static void runLaterIf(BooleanSupplier condition, Runnable runnable) {
@@ -149,6 +162,20 @@ public final class FXUtils {
                 });
     }
 
+    public static <K, T> void setupCellValueFactory(JFXTreeTableColumn<K, T> column, Function<K, ObservableValue<T>> mapper) {
+        column.setCellValueFactory(param -> {
+            if (column.validateValue(param))
+                return mapper.apply(param.getValue().getValue());
+            else
+                return column.getComputedValue(param);
+        });
+    }
+
+    public static Node wrapMargin(Node node, Insets insets) {
+        StackPane.setMargin(node, insets);
+        return new StackPane(node);
+    }
+
     public static void setValidateWhileTextChanged(Node field, boolean validate) {
         if (field instanceof JFXTextField) {
             if (validate) {
@@ -172,19 +199,19 @@ public final class FXUtils {
         return field.getProperties().containsKey("FXUtils.validation");
     }
 
-    public static void setOverflowHidden(Region region, boolean hidden) {
-        if (hidden) {
-            Rectangle rectangle = new Rectangle();
-            rectangle.widthProperty().bind(region.widthProperty());
-            rectangle.heightProperty().bind(region.heightProperty());
-            region.setClip(rectangle);
-        } else {
-            region.setClip(null);
-        }
+    public static Rectangle setOverflowHidden(Region region) {
+        Rectangle rectangle = new Rectangle();
+        rectangle.widthProperty().bind(region.widthProperty());
+        rectangle.heightProperty().bind(region.heightProperty());
+        region.setClip(rectangle);
+        return rectangle;
     }
 
-    public static boolean getOverflowHidden(Region region) {
-        return region.getClip() != null;
+    public static Rectangle setOverflowHidden(Region region, double arc) {
+        Rectangle rectangle = setOverflowHidden(region);
+        rectangle.setArcWidth(arc);
+        rectangle.setArcHeight(arc);
+        return rectangle;
     }
 
     public static void setLimitWidth(Region region, double width) {
@@ -230,12 +257,24 @@ public final class FXUtils {
         }
     }
 
-    public static void installTooltip(Node node, String tooltip) {
-        installTooltip(node, 0, 5000, 0, new Tooltip(tooltip));
+    public static void installFastTooltip(Node node, Tooltip tooltip) {
+        installTooltip(node, 50, 5000, 0, tooltip);
+    }
+
+    public static void installFastTooltip(Node node, String tooltip) {
+        installFastTooltip(node, new Tooltip(tooltip));
+    }
+
+    public static void installSlowTooltip(Node node, Tooltip tooltip) {
+        installTooltip(node, 500, 5000, 0, tooltip);
+    }
+
+    public static void installSlowTooltip(Node node, String tooltip) {
+        installSlowTooltip(node, new Tooltip(tooltip));
     }
 
     public static void installTooltip(Node node, double openDelay, double visibleDelay, double closeDelay, Tooltip tooltip) {
-        JFXUtilities.runInFX(() -> {
+        runInFX(() -> {
             try {
                 // Java 8
                 Class<?> behaviorClass = Class.forName("javafx.scene.control.Tooltip$TooltipBehavior");
@@ -260,6 +299,27 @@ public final class FXUtils {
         });
     }
 
+    public static void playAnimation(Node node, String animationKey, Timeline timeline) {
+        animationKey = "FXUTILS.ANIMATION." + animationKey;
+        Object oldTimeline = node.getProperties().get(animationKey);
+        if (oldTimeline instanceof Timeline) ((Timeline) oldTimeline).stop();
+        if (timeline != null) timeline.play();
+        node.getProperties().put(animationKey, timeline);
+    }
+
+    public static <T> void playAnimation(Node node, String animationKey, Duration duration, WritableValue<T> property, T from, T to, Interpolator interpolator) {
+        if (from == null) from = property.getValue();
+        if (duration == null || Objects.equals(duration, Duration.ZERO) || Objects.equals(from, to)) {
+            playAnimation(node, animationKey, null);
+            property.setValue(to);
+        } else {
+            playAnimation(node, animationKey, new Timeline(
+                    new KeyFrame(Duration.ZERO, new KeyValue(property, from, interpolator)),
+                    new KeyFrame(duration, new KeyValue(property, to, interpolator))
+            ));
+        }
+    }
+
     public static void openFolder(File file) {
         if (!FileUtils.makeDirectory(file)) {
             Logging.LOG.log(Level.SEVERE, "Unable to make directory " + file);
@@ -315,7 +375,7 @@ public final class FXUtils {
     }
 
     public static void bindInt(JFXTextField textField, Property<Number> property) {
-        textField.textProperty().bindBidirectional(property, SafeIntStringConverter.INSTANCE);
+        textField.textProperty().bindBidirectional(property, SafeStringConverter.fromInteger());
     }
 
     public static void unbindInt(JFXTextField textField, Property<Number> property) {
@@ -356,7 +416,7 @@ public final class FXUtils {
      */
     @SuppressWarnings("unchecked")
     @Deprecated
-    public static void bindEnum(JFXComboBox<?> comboBox, Property<? extends Enum> property) {
+    public static void bindEnum(JFXComboBox<?> comboBox, Property<? extends Enum<?>> property) {
         unbindEnum(comboBox);
         ChangeListener<Number> listener = (a, b, newValue) ->
                 ((Property) property).setValue(property.getValue().getClass().getEnumConstants()[newValue.intValue()]);
@@ -379,70 +439,47 @@ public final class FXUtils {
         comboBox.getSelectionModel().selectedIndexProperty().removeListener(listener);
     }
 
-    public static void smoothScrolling(ListView<?> listView) {
-        listView.skinProperty().addListener(o -> {
-            ScrollBar bar = (ScrollBar) listView.lookup(".scroll-bar");
-            Node virtualFlow = listView.lookup(".virtual-flow");
-            double[] frictions = new double[]{0.99, 0.1, 0.05, 0.04, 0.03, 0.02, 0.01, 0.04, 0.01, 0.008, 0.008, 0.008, 0.008, 0.0006, 0.0005, 0.00003, 0.00001};
-            double[] pushes = new double[]{1};
-            double[] derivatives = new double[frictions.length];
-
-            Timeline timeline = new Timeline();
-            bar.addEventHandler(MouseEvent.DRAG_DETECTED, e -> timeline.stop());
-
-            EventHandler<ScrollEvent> scrollEventHandler = event -> {
-                if (event.getEventType() == ScrollEvent.SCROLL) {
-                    int direction = event.getDeltaY() > 0 ? -1 : 1;
-                    for (int i = 0; i < pushes.length; ++i)
-                        derivatives[i] += direction * pushes[i];
-                    if (timeline.getStatus() == Animation.Status.STOPPED)
-                        timeline.play();
-                    event.consume();
-                }
-            };
-
-            bar.addEventHandler(ScrollEvent.ANY, scrollEventHandler);
-            virtualFlow.setOnScroll(scrollEventHandler);
-
-            timeline.getKeyFrames().add(new KeyFrame(Duration.millis(3), event -> {
-                for (int i = 0; i < derivatives.length; ++i)
-                    derivatives[i] *= frictions[i];
-                for (int i = 1; i < derivatives.length; ++i)
-                    derivatives[i] += derivatives[i - 1];
-                double dy = derivatives[derivatives.length - 1];
-                double height = listView.getLayoutBounds().getHeight();
-                bar.setValue(Math.min(Math.max(bar.getValue() + dy / height, 0), 1));
-                if (Math.abs(dy) < 0.001)
-                    timeline.stop();
-                listView.requestLayout();
-            }));
-            timeline.setCycleCount(Animation.INDEFINITE);
-        });
+    /**
+     * Suppress IllegalArgumentException since the url is supposed to be correct definitely.
+     * @param url the url of image. The image resource should be a file within the jar.
+     * @return the image resource within the jar.
+     * @see org.jackhuang.hmcl.util.CrashReporter
+     * @see ResourceNotFoundError
+     */
+    public static Image newImage(String url) {
+        try {
+            return new Image(url);
+        } catch (IllegalArgumentException e) {
+            throw new ResourceNotFoundError("Cannot access image: " + url, e);
+        }
     }
 
-    public static <T> T runInUIThread(Supplier<T> supplier) {
-        if (javafx.application.Platform.isFxApplicationThread()) {
-            return supplier.get();
-        } else {
-            CountDownLatch doneLatch = new CountDownLatch(1);
-            AtomicReference<T> reference = new AtomicReference<>();
-            Platform.runLater(() -> {
-                try {
-                    reference.set(supplier.get());
-                } finally {
-                    doneLatch.countDown();
-                }
+    public static void applyDragListener(Node node, FileFilter filter, Consumer<List<File>> callback) {
+        applyDragListener(node, filter, callback, null);
+    }
 
-            });
-
-            try {
-                doneLatch.await();
-            } catch (InterruptedException var3) {
-                Thread.currentThread().interrupt();
+    public static void applyDragListener(Node node, FileFilter filter, Consumer<List<File>> callback, Runnable dragDropped) {
+        node.setOnDragOver(event -> {
+            if (event.getGestureSource() != node && event.getDragboard().hasFiles()) {
+                if (event.getDragboard().getFiles().stream().anyMatch(filter::accept))
+                    event.acceptTransferModes(TransferMode.COPY_OR_MOVE);
             }
+            event.consume();
+        });
 
-            return reference.get();
-        }
+        node.setOnDragDropped(event -> {
+            List<File> files = event.getDragboard().getFiles();
+            if (files != null) {
+                List<File> acceptFiles = files.stream().filter(filter::accept).collect(Collectors.toList());
+                if (!acceptFiles.isEmpty()) {
+                    callback.accept(acceptFiles);
+                    event.setDropCompleted(true);
+                }
+            }
+            if (dragDropped != null)
+                dragDropped.run();
+            event.consume();
+        });
     }
 
     public static <T> StringConverter<T> stringConverter(Function<T, String> func) {
@@ -466,6 +503,7 @@ public final class FXUtils {
             public void updateItem(T item, boolean empty) {
                 super.updateItem(item, empty);
                 if (!empty) {
+                    setContentDisplay(ContentDisplay.GRAPHIC_ONLY);
                     setGraphic(graphicBuilder.apply(item));
                 }
             }

HMCL/src/main/java/org/jackhuang/hmcl/ui/InstallerItem.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,43 +13,204 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui;
 
+import com.jfoenix.controls.JFXButton;
 import com.jfoenix.effects.JFXDepthManager;
-import javafx.fxml.FXML;
+import javafx.beans.binding.Bindings;
+import javafx.beans.property.*;
+import javafx.event.EventHandler;
+import javafx.geometry.Insets;
+import javafx.geometry.Pos;
+import javafx.scene.Cursor;
+import javafx.scene.control.Control;
 import javafx.scene.control.Label;
+import javafx.scene.control.Skin;
+import javafx.scene.control.SkinBase;
+import javafx.scene.image.Image;
+import javafx.scene.image.ImageView;
+import javafx.scene.input.MouseEvent;
 import javafx.scene.layout.BorderPane;
+import javafx.scene.layout.HBox;
+import javafx.scene.layout.Priority;
+import org.jackhuang.hmcl.download.LibraryAnalyzer;
+import org.jackhuang.hmcl.setting.Theme;
+import org.jackhuang.hmcl.util.i18n.I18n;
 
-import java.util.function.Consumer;
-
+import static org.jackhuang.hmcl.download.LibraryAnalyzer.LibraryType.*;
 import static org.jackhuang.hmcl.util.i18n.I18n.i18n;
 
 /**
  * @author huangyuhui
  */
-public class InstallerItem extends BorderPane {
-    private final Consumer<InstallerItem> deleteCallback;
+public class InstallerItem extends Control {
+    private final String id;
+    private final String imageUrl;
+    public final StringProperty libraryVersion = new SimpleStringProperty();
+    public final StringProperty incompatibleLibraryName = new SimpleStringProperty();
+    public final BooleanProperty incompatibleWithGame = new SimpleBooleanProperty();
+    public final BooleanProperty removable = new SimpleBooleanProperty();
+    public final BooleanProperty upgradable = new SimpleBooleanProperty(false);
+    public final BooleanProperty installable = new SimpleBooleanProperty(true);
+    public final ObjectProperty<EventHandler<? super MouseEvent>> removeAction = new SimpleObjectProperty<>();
+    public final ObjectProperty<EventHandler<? super MouseEvent>> action = new SimpleObjectProperty<>();
 
-    @FXML
-    private Label lblInstallerArtifact;
-
-    @FXML
-    private Label lblInstallerVersion;
-
-    public InstallerItem(String artifact, String version, Consumer<InstallerItem> deleteCallback) {
-        this.deleteCallback = deleteCallback;
-        FXUtils.loadFXML(this, "/assets/fxml/version/installer-item.fxml");
-
-        setStyle("-fx-background-radius: 2; -fx-background-color: white; -fx-padding: 8;");
-        JFXDepthManager.setDepth(this, 1);
-        lblInstallerArtifact.setText(artifact);
-        lblInstallerVersion.setText(i18n("archive.version") + ": " + version);
+    public InstallerItem(LibraryAnalyzer.LibraryType id) {
+        this(id.getPatchId());
     }
 
-    @FXML
-    private void onDelete() {
-        deleteCallback.accept(this);
+    public InstallerItem(String id) {
+        this.id = id;
+
+        switch (id) {
+            case "game":
+                imageUrl = "/assets/img/grass.png";
+                break;
+            case "fabric":
+                imageUrl = "/assets/img/fabric.png";
+                break;
+            case "forge":
+                imageUrl = "/assets/img/forge.png";
+                break;
+            case "liteloader":
+                imageUrl = "/assets/img/chicken.png";
+                break;
+            case "optifine":
+                imageUrl = "/assets/img/command.png";
+                break;
+            default:
+                imageUrl = null;
+                break;
+        }
+    }
+
+    public void setState(String libraryVersion, boolean incompatibleWithGame, boolean removable) {
+        this.libraryVersion.set(libraryVersion);
+        this.incompatibleWithGame.set(incompatibleWithGame);
+        this.removable.set(removable);
+    }
+
+    public String getLibraryId() {
+        return id;
+    }
+
+    @Override
+    protected Skin<?> createDefaultSkin() {
+        return new InstallerItemSkin(this);
+    }
+
+    public static class InstallerItemGroup {
+        public InstallerItem game = new InstallerItem(MINECRAFT);
+        public InstallerItem fabric = new InstallerItem(FABRIC);
+        public InstallerItem forge = new InstallerItem(FORGE);
+        public InstallerItem liteLoader = new InstallerItem(LITELOADER);
+        public InstallerItem optiFine = new InstallerItem(OPTIFINE);
+
+        public InstallerItemGroup() {
+            forge.incompatibleLibraryName.bind(Bindings.createStringBinding(() -> {
+                if (fabric.libraryVersion.get() != null) return FABRIC.getPatchId();
+                return null;
+            }, fabric.libraryVersion));
+
+            liteLoader.incompatibleLibraryName.bind(Bindings.createStringBinding(() -> {
+                if (fabric.libraryVersion.get() != null) return FABRIC.getPatchId();
+                return null;
+            }, fabric.libraryVersion));
+
+            optiFine.incompatibleLibraryName.bind(Bindings.createStringBinding(() -> {
+                if (fabric.libraryVersion.get() != null) return FABRIC.getPatchId();
+                return null;
+            }, fabric.libraryVersion));
+
+            fabric.incompatibleLibraryName.bind(Bindings.createStringBinding(() -> {
+                if (liteLoader.libraryVersion.get() != null) return LITELOADER.getPatchId();
+                if (optiFine.libraryVersion.get() != null) return OPTIFINE.getPatchId();
+                if (forge.libraryVersion.get() != null) return FORGE.getPatchId();
+                return null;
+            }, optiFine.libraryVersion, forge.libraryVersion));
+        }
+
+        public InstallerItem[] getLibraries() {
+             return new InstallerItem[]{game, fabric, forge, liteLoader, optiFine};
+        }
+    }
+
+    public static class InstallerItemSkin extends SkinBase<InstallerItem> {
+
+        InstallerItemSkin(InstallerItem control) {
+            super(control);
+
+            HBox hbox = new HBox();
+            getChildren().setAll(hbox);
+            JFXDepthManager.setDepth(hbox, 1);
+
+            hbox.getStyleClass().add("card");
+
+            hbox.setAlignment(Pos.CENTER_LEFT);
+
+            if (control.imageUrl != null) {
+                hbox.getChildren().add(FXUtils.limitingSize(new ImageView(new Image(control.imageUrl, 32, 32, true, true)), 32, 32));
+            }
+
+            Label nameLabel = new Label();
+            hbox.getChildren().add(nameLabel);
+            nameLabel.setPrefWidth(80);
+            nameLabel.textProperty().set(I18n.hasKey("install.installer." + control.id) ? i18n("install.installer." + control.id) : control.id);
+            HBox.setMargin(nameLabel, new Insets(0, 4, 0, 4));
+
+            Label label = new Label();
+            hbox.getChildren().add(label);
+            label.setMaxWidth(Double.MAX_VALUE);
+            HBox.setHgrow(label, Priority.ALWAYS);
+            label.textProperty().bind(Bindings.createStringBinding(() -> {
+                String incompatibleWith = control.incompatibleLibraryName.get();
+                String version = control.libraryVersion.get();
+                if (control.incompatibleWithGame.get()) {
+                    return i18n("install.installer.change_version", version);
+                } else if (incompatibleWith != null) {
+                    return i18n("install.installer.incompatible", i18n("install.installer." + incompatibleWith));
+                } else if (version == null) {
+                    return i18n("install.installer.not_installed");
+                } else {
+                    return i18n("install.installer.version", version);
+                }
+            }, control.incompatibleLibraryName, control.incompatibleWithGame, control.libraryVersion));
+            BorderPane.setMargin(label, new Insets(0, 0, 0, 8));
+            BorderPane.setAlignment(label, Pos.CENTER_LEFT);
+
+            JFXButton closeButton = new JFXButton();
+            closeButton.setGraphic(SVG.close(Theme.blackFillBinding(), -1, -1));
+            closeButton.getStyleClass().add("toggle-icon4");
+            closeButton.visibleProperty().bind(control.removable);
+            closeButton.managedProperty().bind(closeButton.visibleProperty());
+            closeButton.onMouseClickedProperty().bind(control.removeAction);
+            hbox.getChildren().add(closeButton);
+
+            JFXButton arrowButton = new JFXButton();
+            arrowButton.graphicProperty().bind(Bindings.createObjectBinding(() -> control.upgradable.get()
+                            ? SVG.update(Theme.blackFillBinding(), -1, -1)
+                            : SVG.arrowRight(Theme.blackFillBinding(), -1, -1),
+                    control.upgradable));
+            arrowButton.getStyleClass().add("toggle-icon4");
+            arrowButton.visibleProperty().bind(Bindings.createBooleanBinding(
+                    () -> control.installable.get() && control.incompatibleLibraryName.get() == null,
+                    control.installable, control.incompatibleLibraryName));
+            arrowButton.managedProperty().bind(arrowButton.visibleProperty());
+            arrowButton.onMouseClickedProperty().bind(control.action);
+            hbox.getChildren().add(arrowButton);
+
+            FXUtils.onChangeAndOperate(arrowButton.visibleProperty(), clickable -> {
+                if (clickable) {
+                    hbox.onMouseClickedProperty().bind(control.action);
+                    hbox.setCursor(Cursor.HAND);
+                } else {
+                    hbox.onMouseClickedProperty().unbind();
+                    hbox.onMouseClickedProperty().set(null);
+                    hbox.setCursor(Cursor.DEFAULT);
+                }
+            });
+        }
     }
 }

HMCL/src/main/java/org/jackhuang/hmcl/ui/LeftPaneController.java

@@ -1,147 +0,0 @@
-/*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
- */
-package org.jackhuang.hmcl.ui;
-
-import com.jfoenix.concurrency.JFXUtilities;
-import javafx.application.Platform;
-import javafx.scene.image.Image;
-import javafx.scene.layout.Region;
-import org.jackhuang.hmcl.event.EventBus;
-import org.jackhuang.hmcl.event.RefreshedVersionsEvent;
-import org.jackhuang.hmcl.game.HMCLGameRepository;
-import org.jackhuang.hmcl.game.ModpackHelper;
-import org.jackhuang.hmcl.mod.Modpack;
-import org.jackhuang.hmcl.mod.UnsupportedModpackException;
-import org.jackhuang.hmcl.setting.Accounts;
-import org.jackhuang.hmcl.setting.Profile;
-import org.jackhuang.hmcl.setting.Profiles;
-import org.jackhuang.hmcl.task.Schedulers;
-import org.jackhuang.hmcl.task.Task;
-import org.jackhuang.hmcl.task.TaskExecutor;
-import org.jackhuang.hmcl.ui.account.AccountAdvancedListItem;
-import org.jackhuang.hmcl.ui.account.AddAccountPane;
-import org.jackhuang.hmcl.ui.construct.AdvancedListBox;
-import org.jackhuang.hmcl.ui.construct.AdvancedListItem;
-import org.jackhuang.hmcl.ui.construct.DialogCloseEvent;
-import org.jackhuang.hmcl.ui.profile.ProfileAdvancedListItem;
-import org.jackhuang.hmcl.ui.versions.GameAdvancedListItem;
-import org.jackhuang.hmcl.ui.versions.Versions;
-
-import java.io.File;
-import java.util.concurrent.atomic.AtomicReference;
-
-import static org.jackhuang.hmcl.util.i18n.I18n.i18n;
-
-public final class LeftPaneController extends AdvancedListBox {
-
-    public LeftPaneController() {
-
-        AccountAdvancedListItem accountListItem = new AccountAdvancedListItem();
-        accountListItem.setOnAction(e -> Controllers.navigate(Controllers.getAccountListPage()));
-        accountListItem.accountProperty().bind(Accounts.selectedAccountProperty());
-
-        GameAdvancedListItem gameListItem = new GameAdvancedListItem();
-        gameListItem.actionButtonVisibleProperty().bind(Profiles.selectedVersionProperty().isNotNull());
-        gameListItem.setOnAction(e -> {
-        	Profile profile = Profiles.getSelectedProfile();
-        	String version = Profiles.getSelectedVersion();
-        	if (version == null) {
-        		Controllers.navigate(Controllers.getGameListPage());
-        	} else {
-        		Versions.modifyGameSettings(profile, version);        	
-        	}
-        });
-
-        ProfileAdvancedListItem profileListItem = new ProfileAdvancedListItem();
-        profileListItem.setOnAction(e -> Controllers.navigate(Controllers.getProfileListPage()));
-        profileListItem.profileProperty().bind(Profiles.selectedProfileProperty());
-
-        AdvancedListItem gameItem = new AdvancedListItem();
-        gameItem.setImage(new Image("/assets/img/bookshelf.png"));
-        gameItem.setTitle(i18n("version.manage"));
-        gameItem.setOnAction(e -> Controllers.navigate(Controllers.getGameListPage()));
-
-        AdvancedListItem launcherSettingsItem = new AdvancedListItem();
-        launcherSettingsItem.setImage(new Image("/assets/img/command.png"));
-        launcherSettingsItem.setTitle(i18n("settings.launcher"));
-        launcherSettingsItem.setOnAction(e -> Controllers.navigate(Controllers.getSettingsPage()));
-
-        this
-                .startCategory(i18n("account").toUpperCase())
-                .add(accountListItem)
-                .startCategory(i18n("version").toUpperCase())
-                .add(gameListItem)
-                .add(gameItem)
-                .startCategory(i18n("profile.title").toUpperCase())
-                .add(profileListItem)
-                .startCategory(i18n("launcher").toUpperCase())
-                .add(launcherSettingsItem);
-
-        EventBus.EVENT_BUS.channel(RefreshedVersionsEvent.class).register(event -> onRefreshedVersions((HMCLGameRepository) event.getSource()));
-
-        Profile profile = Profiles.getSelectedProfile();
-        if (profile != null && profile.getRepository().isLoaded())
-            onRefreshedVersions(Profiles.selectedProfileProperty().get().getRepository());
-    }
-
-    // ==== Accounts ====
-    public void checkAccount() {
-        if (Accounts.getAccounts().isEmpty())
-            Platform.runLater(this::addNewAccount);
-    }
-
-    private void addNewAccount() {
-        Controllers.dialog(new AddAccountPane());
-    }
-    // ====
-
-    private boolean checkedModpack = false;
-    private static boolean showNewAccount = true;
-
-    private void onRefreshedVersions(HMCLGameRepository repository) {
-        JFXUtilities.runInFX(() -> {
-            if (!checkedModpack) {
-                checkedModpack = true;
-
-                if (repository.getVersionCount() == 0) {
-                    File modpackFile = new File("modpack.zip").getAbsoluteFile();
-                    if (modpackFile.exists()) {
-                        try {
-                            AtomicReference<Region> region = new AtomicReference<>();
-                            Modpack modpack = ModpackHelper.readModpackManifest(modpackFile);
-                            TaskExecutor executor = ModpackHelper.getInstallTask(repository.getProfile(), modpackFile, modpack.getName(), modpack)
-                                    .with(Task.of(Schedulers.javafx(), () -> {
-                                        region.get().fireEvent(new DialogCloseEvent());
-                                        checkAccount();
-                                    })).executor();
-                            region.set(Controllers.taskDialog(executor, i18n("modpack.installing"), ""));
-                            executor.start();
-                            showNewAccount = false;
-                        } catch (UnsupportedModpackException ignore) {
-                        }
-                    }
-                }
-            }
-
-            if (showNewAccount) {
-                showNewAccount = false;
-                checkAccount();
-            }
-        });
-    }
-}

HMCL/src/main/java/org/jackhuang/hmcl/ui/ListPage.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2017  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,52 +13,37 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui;
 
 import javafx.beans.property.BooleanProperty;
-import javafx.beans.property.ListProperty;
 import javafx.beans.property.SimpleBooleanProperty;
-import javafx.beans.property.SimpleListProperty;
-import javafx.collections.FXCollections;
-import javafx.collections.ObservableList;
 import javafx.scene.Node;
-import javafx.scene.control.Control;
 import javafx.scene.control.Skin;
 
-public abstract class ListPage<T extends Node> extends Control {
-    private final ListProperty<T> items = new SimpleListProperty<>(this, "items", FXCollections.observableArrayList());
-    private final BooleanProperty loading = new SimpleBooleanProperty(this, "loading", false);
+public abstract class ListPage<T extends Node> extends ListPageBase<T> {
+    private final BooleanProperty refreshable = new SimpleBooleanProperty(this, "refreshable", false);
 
     public abstract void add();
 
+    public void refresh() {
+    }
+
     @Override
     protected Skin<?> createDefaultSkin() {
         return new ListPageSkin(this);
     }
 
-    public ObservableList<T> getItems() {
-        return items.get();
+    public boolean isRefreshable() {
+        return refreshable.get();
     }
 
-    public void setItems(ObservableList<T> items) {
-        this.items.set(items);
+    public BooleanProperty refreshableProperty() {
+        return refreshable;
     }
 
-    public ListProperty<T> itemsProperty() {
-        return items;
-    }
-
-    public boolean isLoading() {
-        return loading.get();
-    }
-
-    public void setLoading(boolean loading) {
-        this.loading.set(loading);
-    }
-
-    public BooleanProperty loadingProperty() {
-        return loading;
+    public void setRefreshable(boolean refreshable) {
+        this.refreshable.set(refreshable);
     }
 }

HMCL/src/main/java/org/jackhuang/hmcl/ui/ListPageBase.java

@@ -0,0 +1,55 @@
+/*
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+package org.jackhuang.hmcl.ui;
+
+import javafx.beans.property.BooleanProperty;
+import javafx.beans.property.ListProperty;
+import javafx.beans.property.SimpleBooleanProperty;
+import javafx.beans.property.SimpleListProperty;
+import javafx.collections.FXCollections;
+import javafx.collections.ObservableList;
+import javafx.scene.control.Control;
+
+public class ListPageBase<T> extends Control {
+    private final ListProperty<T> items = new SimpleListProperty<>(this, "items", FXCollections.observableArrayList());
+    private final BooleanProperty loading = new SimpleBooleanProperty(this, "loading", false);
+
+    public ObservableList<T> getItems() {
+        return items.get();
+    }
+
+    public void setItems(ObservableList<T> items) {
+        this.items.set(items);
+    }
+
+    public ListProperty<T> itemsProperty() {
+        return items;
+    }
+
+    public boolean isLoading() {
+        return loading.get();
+    }
+
+    public void setLoading(boolean loading) {
+        this.loading.set(loading);
+    }
+
+    public BooleanProperty loadingProperty() {
+        return loading;
+    }
+}

HMCL/src/main/java/org/jackhuang/hmcl/ui/ListPageSkin.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2017  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,32 +13,33 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui;
 
 import com.jfoenix.controls.JFXButton;
 import com.jfoenix.controls.JFXScrollPane;
-import com.jfoenix.controls.JFXSpinner;
 import javafx.beans.binding.Bindings;
 import javafx.geometry.Insets;
 import javafx.geometry.Pos;
 import javafx.scene.control.ScrollPane;
 import javafx.scene.control.SkinBase;
+import javafx.scene.layout.BorderPane;
+import javafx.scene.layout.Pane;
 import javafx.scene.layout.StackPane;
 import javafx.scene.layout.VBox;
 import org.jackhuang.hmcl.setting.Theme;
+import org.jackhuang.hmcl.ui.construct.SpinnerPane;
 
-public class ListPageSkin extends SkinBase<ListPage> {
+public class ListPageSkin extends SkinBase<ListPage<?>> {
 
     public ListPageSkin(ListPage<?> skinnable) {
         super(skinnable);
 
-        StackPane rootPane = new StackPane();
-
-        JFXSpinner spinner = new JFXSpinner();
-        spinner.setRadius(16);
-        spinner.getStyleClass().setAll("materialDesign-purple", "first-spinner");
+        SpinnerPane spinnerPane = new SpinnerPane();
+        spinnerPane.getStyleClass().add("large-spinner-pane");
+        Pane placeholder = new Pane();
+        VBox list = new VBox();
 
         StackPane contentPane = new StackPane();
         {
@@ -46,17 +47,18 @@ public class ListPageSkin extends SkinBase<ListPage> {
             {
                 scrollPane.setFitToWidth(true);
 
-                VBox list = new VBox();
                 list.maxWidthProperty().bind(scrollPane.widthProperty());
                 list.setSpacing(10);
-                list.setPadding(new Insets(10));
+
+                VBox content = new VBox();
+                content.getChildren().setAll(list, placeholder);
 
                 Bindings.bindContent(list.getChildren(), skinnable.itemsProperty());
 
-                scrollPane.setContent(list);
+                scrollPane.setContent(content);
                 JFXScrollPane.smoothScrolling(scrollPane);
             }
-
+            
             VBox vBox = new VBox();
             {
                 vBox.setAlignment(Pos.BOTTOM_RIGHT);
@@ -67,24 +69,45 @@ public class ListPageSkin extends SkinBase<ListPage> {
                 JFXButton btnAdd = new JFXButton();
                 FXUtils.setLimitWidth(btnAdd, 40);
                 FXUtils.setLimitHeight(btnAdd, 40);
-                btnAdd.getStyleClass().setAll("jfx-button-raised-round");
+                btnAdd.getStyleClass().add("jfx-button-raised-round");
                 btnAdd.setButtonType(JFXButton.ButtonType.RAISED);
                 btnAdd.setGraphic(SVG.plus(Theme.whiteFillBinding(), -1, -1));
                 btnAdd.setOnMouseClicked(e -> skinnable.add());
 
+                JFXButton btnRefresh = new JFXButton();
+                FXUtils.setLimitWidth(btnRefresh, 40);
+                FXUtils.setLimitHeight(btnRefresh, 40);
+                btnRefresh.getStyleClass().add("jfx-button-raised-round");
+                btnRefresh.setButtonType(JFXButton.ButtonType.RAISED);
+                btnRefresh.setGraphic(SVG.refresh(Theme.whiteFillBinding(), -1, -1));
+                btnRefresh.setOnMouseClicked(e -> skinnable.refresh());
+
                 vBox.getChildren().setAll(btnAdd);
+
+                FXUtils.onChangeAndOperate(skinnable.refreshableProperty(),
+                        refreshable -> {
+                            if (refreshable) {
+                                list.setPadding(new Insets(10, 10, 15 + 40 + 15 + 40 + 15, 10));
+                                vBox.getChildren().setAll(btnRefresh, btnAdd);
+                            } else {
+                                list.setPadding(new Insets(10, 10, 15 + 40 + 15, 10));
+                                vBox.getChildren().setAll(btnAdd);
+                            }
+                        });
             }
 
-            contentPane.getChildren().setAll(scrollPane, vBox);
+            // Keep a blank space to prevent buttons from blocking up mod items.
+            BorderPane group = new BorderPane();
+            group.setPickOnBounds(false);
+            group.setBottom(vBox);
+            placeholder.minHeightProperty().bind(vBox.heightProperty());
+
+            contentPane.getChildren().setAll(scrollPane, group);
         }
 
-        rootPane.getChildren().setAll(contentPane);
+        spinnerPane.loadingProperty().bind(skinnable.loadingProperty());
+        spinnerPane.setContent(contentPane);
 
-        skinnable.loadingProperty().addListener((a, b, newValue) -> {
-            if (newValue) rootPane.getChildren().setAll(spinner);
-            else rootPane.getChildren().setAll(contentPane);
-        });
-
-        getChildren().setAll(rootPane);
+        getChildren().setAll(spinnerPane);
     }
 }

HMCL/src/main/java/org/jackhuang/hmcl/ui/LogWindow.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,37 +13,51 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui;
 
+import com.jfoenix.controls.JFXButton;
+import com.jfoenix.controls.JFXCheckBox;
+import com.jfoenix.controls.JFXComboBox;
+import com.jfoenix.controls.JFXListView;
+import javafx.application.Platform;
+import javafx.beans.InvalidationListener;
 import javafx.beans.binding.Bindings;
-import javafx.beans.property.ReadOnlyIntegerProperty;
-import javafx.beans.property.ReadOnlyIntegerWrapper;
-import javafx.concurrent.Worker;
-import javafx.fxml.FXML;
+import javafx.beans.property.*;
+import javafx.beans.value.WeakChangeListener;
+import javafx.css.PseudoClass;
+import javafx.geometry.Insets;
+import javafx.geometry.Pos;
 import javafx.scene.Scene;
-import javafx.scene.control.ComboBox;
-import javafx.scene.control.ToggleButton;
-import javafx.scene.image.Image;
-import javafx.scene.layout.StackPane;
-import javafx.scene.web.WebEngine;
-import javafx.scene.web.WebView;
+import javafx.scene.control.*;
+import javafx.scene.control.Label;
+import javafx.scene.layout.*;
 import javafx.stage.Stage;
-import org.jackhuang.hmcl.event.Event;
-import org.jackhuang.hmcl.event.EventManager;
 import org.jackhuang.hmcl.game.LauncherHelper;
-import org.jackhuang.hmcl.util.Lang;
 import org.jackhuang.hmcl.util.Log4jLevel;
-import org.jackhuang.hmcl.util.StringUtils;
-import org.jackhuang.hmcl.util.io.IOUtils;
-import org.w3c.dom.Document;
-import org.w3c.dom.Element;
-import org.w3c.dom.Node;
 
-import java.util.concurrent.CountDownLatch;
+import javax.swing.*;
+import java.awt.*;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
+import java.util.ArrayDeque;
+import java.util.EnumMap;
+import java.util.List;
+import java.util.Map;
+import java.util.logging.Level;
+import java.util.stream.Collectors;
+import java.util.stream.IntStream;
 
 import static org.jackhuang.hmcl.setting.ConfigHolder.config;
+import static org.jackhuang.hmcl.ui.FXUtils.newImage;
+import static org.jackhuang.hmcl.util.Lang.thread;
+import static org.jackhuang.hmcl.util.Logging.LOG;
+import static org.jackhuang.hmcl.util.StringUtils.parseEscapeSequence;
 import static org.jackhuang.hmcl.util.i18n.I18n.i18n;
 
 /**
@@ -52,141 +66,94 @@ import static org.jackhuang.hmcl.util.i18n.I18n.i18n;
  */
 public final class LogWindow extends Stage {
 
-    private final ReadOnlyIntegerWrapper fatal = new ReadOnlyIntegerWrapper(0);
-    private final ReadOnlyIntegerWrapper error = new ReadOnlyIntegerWrapper(0);
-    private final ReadOnlyIntegerWrapper warn = new ReadOnlyIntegerWrapper(0);
-    private final ReadOnlyIntegerWrapper info = new ReadOnlyIntegerWrapper(0);
-    private final ReadOnlyIntegerWrapper debug = new ReadOnlyIntegerWrapper(0);
+    private final ArrayDeque<Log> logs = new ArrayDeque<>();
+    private final Map<Log4jLevel, SimpleIntegerProperty> levelCountMap = new EnumMap<Log4jLevel, SimpleIntegerProperty>(Log4jLevel.class) {
+        {
+            for (Log4jLevel level : Log4jLevel.values()) put(level, new SimpleIntegerProperty());
+        }
+    };
+    private final Map<Log4jLevel, SimpleBooleanProperty> levelShownMap = new EnumMap<Log4jLevel, SimpleBooleanProperty>(Log4jLevel.class) {
+        {
+            for (Log4jLevel level : Log4jLevel.values()) {
+                SimpleBooleanProperty property = new SimpleBooleanProperty(true);
+                put(level, property);
+            }
+        }
+    };
     private final LogWindowImpl impl = new LogWindowImpl();
-    private final CountDownLatch latch = new CountDownLatch(1);
-    public final EventManager<Event> onDone = new EventManager<>();
+    private final WeakChangeListener<Number> logLinesListener = FXUtils.onWeakChange(config().logLinesProperty(), logLines -> checkLogCount());
+
+    private boolean stopCheckLogCount = false;
 
     public LogWindow() {
         setScene(new Scene(impl, 800, 480));
         getScene().getStylesheets().addAll(config().getTheme().getStylesheets());
         setTitle(i18n("logwindow.title"));
-        getIcons().add(new Image("/assets/img/icon.png"));
-    }
+        getIcons().add(newImage("/assets/img/icon.png"));
 
-    public LogWindow(String text) {
-        this();
-
-        onDone.register(() -> logLine(text, Log4jLevel.INFO));
-    }
-
-    public ReadOnlyIntegerProperty fatalProperty() {
-        return fatal.getReadOnlyProperty();
-    }
-
-    public int getFatal() {
-        return fatal.get();
-    }
-
-    public ReadOnlyIntegerProperty errorProperty() {
-        return error.getReadOnlyProperty();
-    }
-
-    public int getError() {
-        return error.get();
-    }
-
-    public ReadOnlyIntegerProperty warnProperty() {
-        return warn.getReadOnlyProperty();
-    }
-
-    public int getWarn() {
-        return warn.get();
-    }
-
-    public ReadOnlyIntegerProperty infoProperty() {
-        return info.getReadOnlyProperty();
-    }
-
-    public int getInfo() {
-        return info.get();
-    }
-
-    public ReadOnlyIntegerProperty debugProperty() {
-        return debug.getReadOnlyProperty();
-    }
-
-    public int getDebug() {
-        return debug.get();
+        levelShownMap.values().forEach(property -> property.addListener((a, b, newValue) -> shakeLogs()));
     }
 
     public void logLine(String line, Log4jLevel level) {
-        Element div = impl.document.createElement("div");
-        // a <pre> element to prevent multiple spaces and tabs being removed.
-        Element pre = impl.document.createElement("pre");
-        pre.setTextContent(line);
-        div.appendChild(pre);
-        impl.body.appendChild(div);
-        impl.engine.executeScript("checkNewLog(\"" + level.name().toLowerCase() + "\");scrollToBottom();");
+        Log log = new Log(parseEscapeSequence(line), level);
+        logs.add(log);
+        if (levelShownMap.get(level).get())
+            impl.listView.getItems().add(log);
 
-        switch (level) {
-            case FATAL:
-                fatal.set(fatal.get() + 1);
-                break;
-            case ERROR:
-                error.set(error.get() + 1);
-                break;
-            case WARN:
-                warn.set(warn.get() + 1);
-                break;
-            case INFO:
-                info.set(info.get() + 1);
-                break;
-            case DEBUG:
-                debug.set(debug.get() + 1);
-                break;
-            default:
-                // ignore
+        levelCountMap.get(level).setValue(levelCountMap.get(level).getValue() + 1);
+        if (!stopCheckLogCount) checkLogCount();
+    }
+
+    public void showGameCrashReport() {
+        stopCheckLogCount = true;
+        for (Log log : impl.listView.getItems()) {
+            if (log.log.contains("Minecraft Crash Report")) {
+                Platform.runLater(() -> {
+                    impl.listView.scrollTo(log);
+                });
                 break;
+            }
+        }
+        show();
+    }
+
+    private void shakeLogs() {
+        impl.listView.getItems().setAll(logs.stream().filter(log -> levelShownMap.get(log.level).get()).collect(Collectors.toList()));
+    }
+
+    private void checkLogCount() {
+        while (logs.size() > config().getLogLines()) {
+            Log removedLog = logs.removeFirst();
+            if (!impl.listView.getItems().isEmpty() && impl.listView.getItems().get(0) == removedLog) {
+                // TODO: fix O(n)
+                impl.listView.getItems().remove(0);
+            }
         }
     }
 
-    public void waitForLoaded() throws InterruptedException {
-        latch.await();
+    private static class Log {
+        private final String log;
+        private final Log4jLevel level;
+
+        public Log(String log, Log4jLevel level) {
+            this.log = log;
+            this.level = level;
+        }
     }
 
-    public class LogWindowImpl extends StackPane {
+    public class LogWindowImpl extends Control {
 
-        @FXML
-        private WebView webView;
-        @FXML
-        private ToggleButton btnFatals;
-        @FXML
-        private ToggleButton btnErrors;
-        @FXML
-        private ToggleButton btnWarns;
-        @FXML
-        private ToggleButton btnInfos;
-        @FXML
-        private ToggleButton btnDebugs;
-        @FXML
-        private ComboBox<String> cboLines;
-
-        final WebEngine engine;
-        Node body;
-        Document document;
+        private ListView<Log> listView = new JFXListView<>();
+        private BooleanProperty autoScroll = new SimpleBooleanProperty();
+        private List<StringProperty> buttonText = IntStream.range(0, 5).mapToObj(x -> new SimpleStringProperty()).collect(Collectors.toList());
+        private List<BooleanProperty> showLevel = IntStream.range(0, 5).mapToObj(x -> new SimpleBooleanProperty(true)).collect(Collectors.toList());
+        private JFXComboBox<String> cboLines = new JFXComboBox<>();
 
         LogWindowImpl() {
-            FXUtils.loadFXML(this, "/assets/fxml/log.fxml");
-
-            engine = webView.getEngine();
-            engine.loadContent(Lang.ignoringException(() -> IOUtils.readFullyAsString(getClass().getResourceAsStream("/assets/log-window-content.html")))
-                    .replace("${FONT}", config().getFontSize() + "px \"" + config().getFontFamily() + "\""));
-            engine.getLoadWorker().stateProperty().addListener((a, b, newValue) -> {
-                if (newValue == Worker.State.SUCCEEDED) {
-                    document = engine.getDocument();
-                    body = document.getElementsByTagName("body").item(0);
-                    engine.executeScript("limitedLogs=" + config().getLogLines());
-                    latch.countDown();
-                    onDone.fireEvent(new Event(LogWindow.this));
-                }
-            });
+            getStyleClass().add("log-window");
 
             boolean flag = false;
+            cboLines.getItems().setAll("500", "2000", "5000");
             for (String i : cboLines.getItems())
                 if (Integer.toString(config().getLogLines()).equals(i)) {
                     cboLines.getSelectionModel().select(i);
@@ -195,50 +162,173 @@ public final class LogWindow extends Stage {
 
             cboLines.getSelectionModel().selectedItemProperty().addListener((a, b, newValue) -> {
                 config().setLogLines(newValue == null ? 100 : Integer.parseInt(newValue));
-                engine.executeScript("limitedLogs=" + config().getLogLines());
             });
 
             if (!flag)
                 cboLines.getSelectionModel().select(0);
 
-            btnFatals.textProperty().bind(Bindings.createStringBinding(() -> Integer.toString(fatal.get()) + " fatals", fatal));
-            btnErrors.textProperty().bind(Bindings.createStringBinding(() -> Integer.toString(error.get()) + " errors", error));
-            btnWarns.textProperty().bind(Bindings.createStringBinding(() -> Integer.toString(warn.get()) + " warns", warn));
-            btnInfos.textProperty().bind(Bindings.createStringBinding(() -> Integer.toString(info.get()) + " infos", info));
-            btnDebugs.textProperty().bind(Bindings.createStringBinding(() -> Integer.toString(debug.get()) + " debugs", debug));
-
-            btnFatals.selectedProperty().addListener(o -> specificChanged());
-            btnErrors.selectedProperty().addListener(o -> specificChanged());
-            btnWarns.selectedProperty().addListener(o -> specificChanged());
-            btnInfos.selectedProperty().addListener(o -> specificChanged());
-            btnDebugs.selectedProperty().addListener(o -> specificChanged());
+            Log4jLevel[] levels = new Log4jLevel[]{Log4jLevel.FATAL, Log4jLevel.ERROR, Log4jLevel.WARN, Log4jLevel.INFO, Log4jLevel.DEBUG};
+            String[] suffix = new String[]{"fatals", "errors", "warns", "infos", "debugs"};
+            for (int i = 0; i < 5; ++i) {
+                buttonText.get(i).bind(Bindings.concat(levelCountMap.get(levels[i]), " " + suffix[i]));
+                levelShownMap.get(levels[i]).bind(showLevel.get(i));
+            }
         }
 
-        private void specificChanged() {
-            String res = "";
-            if (btnFatals.isSelected())
-                res += "\"fatal\", ";
-            if (btnErrors.isSelected())
-                res += "\"error\", ";
-            if (btnWarns.isSelected())
-                res += "\"warn\", ";
-            if (btnInfos.isSelected())
-                res += "\"info\", ";
-            if (btnDebugs.isSelected())
-                res += "\"debug\", ";
-            if (StringUtils.isNotBlank(res))
-                res = StringUtils.substringBeforeLast(res, ", ");
-            engine.executeScript("specific([" + res + "])");
-        }
-
-        @FXML
         private void onTerminateGame() {
             LauncherHelper.stopManagedProcesses();
         }
 
-        @FXML
         private void onClear() {
-            engine.executeScript("clear()");
+            impl.listView.getItems().clear();
+            logs.clear();
+        }
+
+        private void onExportLogs() {
+            thread(() -> {
+                Path logFile = Paths.get("minecraft-exported-logs-" + LocalDateTime.now().format(DateTimeFormatter.ofPattern("yyyy-MM-dd'T'HH-mm-ss")) + ".log").toAbsolutePath();
+                try {
+                    Files.write(logFile, logs.stream().map(x -> x.log).collect(Collectors.toList()));
+                } catch (IOException e) {
+                    LOG.log(Level.WARNING, "Failed to export logs", e);
+                    return;
+                }
+
+                JOptionPane.showMessageDialog(null, i18n("settings.launcher.launcher_log.export.success", logFile), i18n("settings.launcher.launcher_log.export"), JOptionPane.INFORMATION_MESSAGE);
+                if (Desktop.isDesktopSupported()) {
+                    try {
+                        Desktop.getDesktop().open(logFile.toFile());
+                    } catch (IOException | IllegalArgumentException ignored) {
+                    }
+                }
+            });
+        }
+
+        @Override
+        protected Skin<?> createDefaultSkin() {
+            return new LogWindowSkin(this);
+        }
+    }
+
+    private static class LogWindowSkin extends SkinBase<LogWindowImpl> {
+        private static PseudoClass EMPTY = PseudoClass.getPseudoClass("empty");
+        private static PseudoClass FATAL = PseudoClass.getPseudoClass("fatal");
+        private static PseudoClass ERROR = PseudoClass.getPseudoClass("error");
+        private static PseudoClass WARN = PseudoClass.getPseudoClass("warn");
+        private static PseudoClass INFO = PseudoClass.getPseudoClass("info");
+        private static PseudoClass DEBUG = PseudoClass.getPseudoClass("debug");
+        private static PseudoClass TRACE = PseudoClass.getPseudoClass("trace");
+
+        private static ToggleButton createToggleButton(String backgroundColor, StringProperty buttonText, BooleanProperty showLevel) {
+            ToggleButton button = new ToggleButton();
+            button.setStyle("-fx-background-color: " + backgroundColor + ";");
+            button.getStyleClass().add("log-toggle");
+            button.textProperty().bind(buttonText);
+            button.setSelected(true);
+            showLevel.bind(button.selectedProperty());
+            return button;
+        }
+
+        protected LogWindowSkin(LogWindowImpl control) {
+            super(control);
+
+            VBox vbox = new VBox(3);
+            vbox.setPadding(new Insets(3, 0, 3, 0));
+            vbox.setStyle("-fx-background-color: white");
+            getChildren().setAll(vbox);
+
+            {
+                BorderPane borderPane = new BorderPane();
+                borderPane.setPadding(new Insets(0, 3, 0, 3));
+
+                {
+                    HBox hBox = new HBox(3);
+                    hBox.setPadding(new Insets(0, 0, 0, 4));
+                    hBox.setAlignment(Pos.CENTER_LEFT);
+
+                    Label label = new Label(i18n("logwindow.show_lines"));
+                    hBox.getChildren().setAll(label, control.cboLines);
+
+                    borderPane.setLeft(hBox);
+                }
+
+                {
+                    HBox hBox = new HBox(3);
+                    hBox.getChildren().setAll(
+                            createToggleButton("#F7A699", control.buttonText.get(0), control.showLevel.get(0)),
+                            createToggleButton("#FFCCBB", control.buttonText.get(1), control.showLevel.get(1)),
+                            createToggleButton("#FFEECC", control.buttonText.get(2), control.showLevel.get(2)),
+                            createToggleButton("#FBFBFB", control.buttonText.get(3), control.showLevel.get(3)),
+                            createToggleButton("#EEE9E0", control.buttonText.get(4), control.showLevel.get(4))
+                    );
+                    borderPane.setRight(hBox);
+                }
+
+                vbox.getChildren().add(borderPane);
+            }
+
+            {
+                ListView<Log> listView = control.listView;
+                listView.getItems().addListener((InvalidationListener) observable -> {
+                    if (!listView.getItems().isEmpty() && control.autoScroll.get())
+                        listView.scrollTo(listView.getItems().size() - 1);
+                });
+                listView.setStyle("-fx-font-family: " + config().getFontFamily() + "; -fx-font-size: " + config().getFontSize() + "px;");
+                listView.setCellFactory(x -> new ListCell<Log>() {
+                    {
+                        Region clippedContainer = (Region)listView.lookup(".clipped-container");
+                        if (clippedContainer != null) {
+                            maxWidthProperty().bind(clippedContainer.widthProperty());
+                            prefWidthProperty().bind(clippedContainer.widthProperty());
+                        }
+                        setPadding(new Insets(2));
+                        setWrapText(true);
+                        setGraphic(null);
+                    }
+
+                    @Override
+                    protected void updateItem(Log item, boolean empty) {
+                        super.updateItem(item, empty);
+                        pseudoClassStateChanged(EMPTY, empty);
+                        pseudoClassStateChanged(FATAL, !empty && item.level == Log4jLevel.FATAL);
+                        pseudoClassStateChanged(ERROR, !empty && item.level == Log4jLevel.ERROR);
+                        pseudoClassStateChanged(WARN, !empty && item.level == Log4jLevel.WARN);
+                        pseudoClassStateChanged(INFO, !empty && item.level == Log4jLevel.INFO);
+                        pseudoClassStateChanged(DEBUG, !empty && item.level == Log4jLevel.DEBUG);
+                        pseudoClassStateChanged(TRACE, !empty && item.level == Log4jLevel.TRACE);
+                        if (empty) {
+                            setText(null);
+                        } else {
+                            setText(item.log);
+                        }
+                    }
+                });
+
+                VBox.setVgrow(listView, Priority.ALWAYS);
+                vbox.getChildren().add(listView);
+            }
+
+            {
+                HBox hBox = new HBox(3);
+                hBox.setAlignment(Pos.CENTER_RIGHT);
+                hBox.setPadding(new Insets(0, 3, 0, 3));
+
+                JFXCheckBox autoScrollCheckBox = new JFXCheckBox(i18n("logwindow.autoscroll"));
+                autoScrollCheckBox.setSelected(true);
+                control.autoScroll.bind(autoScrollCheckBox.selectedProperty());
+
+                JFXButton terminateButton = new JFXButton(i18n("logwindow.terminate_game"));
+                terminateButton.setOnMouseClicked(e -> getSkinnable().onTerminateGame());
+
+                JFXButton exportLogsButton = new JFXButton(i18n("button.export"));
+                exportLogsButton.setOnMouseClicked(e -> getSkinnable().onExportLogs());
+
+                JFXButton clearButton = new JFXButton(i18n("button.clear"));
+                clearButton.setOnMouseClicked(e -> getSkinnable().onClear());
+                hBox.getChildren().setAll(autoScrollCheckBox, exportLogsButton, terminateButton, clearButton);
+
+                vbox.getChildren().add(hBox);
+            }
         }
     }
 }

HMCL/src/main/java/org/jackhuang/hmcl/ui/SVG.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui;
 
@@ -29,11 +29,15 @@ public final class SVG {
     private SVG() {
     }
 
+    public interface SVGIcon {
+        Node createIcon(ObjectBinding<? extends Paint> fill, double width, double height);
+    }
+
     private static Node createSVGPath(String d, ObjectBinding<? extends Paint> fill, double width, double height) {
         SVGPath path = new SVGPath();
         path.getStyleClass().add("svg");
         path.setContent(d);
-        path.fillProperty().bind(fill);
+        if (fill != null) path.fillProperty().bind(fill);
 
         if (width < 0 || height < 0) {
             StackPane pane = new StackPane(path);
@@ -63,10 +67,18 @@ public final class SVG {
         return createSVGPath("M19,6.41L17.59,5L12,10.59L6.41,5L5,6.41L10.59,12L5,17.59L6.41,19L12,13.41L17.59,19L19,17.59L13.41,12L19,6.41Z", fill, width, height);
     }
 
+    public static Node copy(ObjectBinding<? extends Paint> fill, double width, double height) {
+        return createSVGPath("M19,21H8V7H19M19,5H8A2,2 0 0,0 6,7V21A2,2 0 0,0 8,23H19A2,2 0 0,0 21,21V7A2,2 0 0,0 19,5M16,1H4A2,2 0 0,0 2,3V17H4V3H16V1Z", fill, width, height);
+    }
+
     public static Node dotsVertical(ObjectBinding<? extends Paint> fill, double width, double height) {
         return createSVGPath("M12,16A2,2 0 0,1 14,18A2,2 0 0,1 12,20A2,2 0 0,1 10,18A2,2 0 0,1 12,16M12,10A2,2 0 0,1 14,12A2,2 0 0,1 12,14A2,2 0 0,1 10,12A2,2 0 0,1 12,10M12,4A2,2 0 0,1 14,6A2,2 0 0,1 12,8A2,2 0 0,1 10,6A2,2 0 0,1 12,4Z", fill, width, height);
     }
 
+    public static Node dotsHorizontal(ObjectBinding<? extends Paint> fill, double width, double height) {
+        return createSVGPath("M16,12A2,2 0 0,1 18,10A2,2 0 0,1 20,12A2,2 0 0,1 18,14A2,2 0 0,1 16,12M10,12A2,2 0 0,1 12,10A2,2 0 0,1 14,12A2,2 0 0,1 12,14A2,2 0 0,1 10,12M4,12A2,2 0 0,1 6,10A2,2 0 0,1 8,12A2,2 0 0,1 6,14A2,2 0 0,1 4,12Z", fill, width, height);
+    }
+
     public static Node delete(ObjectBinding<? extends Paint> fill, double width, double height) {
         return createSVGPath("M19,4H15.5L14.5,3H9.5L8.5,4H5V6H19M6,19A2,2 0 0,0 8,21H16A2,2 0 0,0 18,19V7H6V19Z", fill, width, height);
     }
@@ -162,4 +174,24 @@ public final class SVG {
     public static Node viewList(ObjectBinding<? extends Paint> fill, double width, double height) {
         return createSVGPath("M7,5H21V7H7V5M7,13V11H21V13H7M4,4.5A1.5,1.5 0 0,1 5.5,6A1.5,1.5 0 0,1 4,7.5A1.5,1.5 0 0,1 2.5,6A1.5,1.5 0 0,1 4,4.5M4,10.5A1.5,1.5 0 0,1 5.5,12A1.5,1.5 0 0,1 4,13.5A1.5,1.5 0 0,1 2.5,12A1.5,1.5 0 0,1 4,10.5M7,19V17H21V19H7M4,16.5A1.5,1.5 0 0,1 5.5,18A1.5,1.5 0 0,1 4,19.5A1.5,1.5 0 0,1 2.5,18A1.5,1.5 0 0,1 4,16.5Z", fill, width, height);
     }
+
+    public static Node check(ObjectBinding<? extends Paint> fill, double width, double height) {
+        return createSVGPath("M21,7L9,19L3.5,13.5L4.91,12.09L9,16.17L19.59,5.59L21,7Z", fill, width, height);
+    }
+
+    public static Node arrowRight(ObjectBinding<? extends Paint> fill, double width, double height) {
+        return createSVGPath("M4,11V13H16L10.5,18.5L11.92,19.92L19.84,12L11.92,4.08L10.5,5.5L16,11H4Z", fill, width, height);
+    }
+
+    public static Node wrench(ObjectBinding<? extends Paint> fill, double width, double height) {
+        return createSVGPath("M22.7,19L13.6,9.9C14.5,7.6 14,4.9 12.1,3C10.1,1 7.1,0.6 4.7,1.7L9,6L6,9L1.6,4.7C0.4,7.1 0.9,10.1 2.9,12.1C4.8,14 7.5,14.5 9.8,13.6L18.9,22.7C19.3,23.1 19.9,23.1 20.3,22.7L22.6,20.4C23.1,20 23.1,19.3 22.7,19Z", fill, width, height);
+    }
+
+    public static Node upload(ObjectBinding<? extends Paint> fill, double width, double height) {
+        return createSVGPath("M9,16V10H5L12,3L19,10H15V16H9M5,20V18H19V20H5Z", fill, width, height);
+    }
+
+    public static Node hanger(ObjectBinding<? extends Paint> fill, double width, double height) {
+        return createSVGPath("M12 4A3.5 3.5 0 0 0 8.5 7.5H10.5A1.5 1.5 0 0 1 12 6A1.5 1.5 0 0 1 13.5 7.5A1.5 1.5 0 0 1 12 9C11.45 9 11 9.45 11 10V11.75L2.4 18.2A1 1 0 0 0 3 20H21A1 1 0 0 0 21.6 18.2L13 11.75V10.85A3.5 3.5 0 0 0 15.5 7.5A3.5 3.5 0 0 0 12 4M12 13.5L18 18H6Z", fill, width, height);
+    }
 }

HMCL/src/main/java/org/jackhuang/hmcl/ui/SafeIntStringConverter.java

@@ -1,43 +0,0 @@
-/*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
- */
-package org.jackhuang.hmcl.ui;
-
-import javafx.util.StringConverter;
-import org.jackhuang.hmcl.util.Lang;
-
-import java.util.Optional;
-
-/**
- * @author huangyuhui
- */
-public final class SafeIntStringConverter extends StringConverter<Number> {
-    public static final SafeIntStringConverter INSTANCE = new SafeIntStringConverter();
-
-    private SafeIntStringConverter() {
-    }
-
-    @Override
-    public Number fromString(String string) {
-        return Optional.ofNullable(string).map(Lang::toIntOrNull).orElse(null);
-    }
-
-    @Override
-    public String toString(Number object) {
-        return Optional.ofNullable(object).map(Object::toString).orElse("");
-    }
-}

HMCL/src/main/java/org/jackhuang/hmcl/ui/ToolbarListPageSkin.java

@@ -0,0 +1,107 @@
+/*
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+package org.jackhuang.hmcl.ui;
+
+import com.jfoenix.controls.JFXButton;
+import com.jfoenix.controls.JFXScrollPane;
+import com.jfoenix.effects.JFXDepthManager;
+import javafx.beans.binding.Bindings;
+import javafx.geometry.Insets;
+import javafx.scene.Node;
+import javafx.scene.control.ScrollPane;
+import javafx.scene.control.SkinBase;
+import javafx.scene.layout.BorderPane;
+import javafx.scene.layout.HBox;
+import javafx.scene.layout.StackPane;
+import javafx.scene.layout.VBox;
+import org.jackhuang.hmcl.setting.Theme;
+import org.jackhuang.hmcl.ui.construct.SpinnerPane;
+
+import java.util.List;
+
+public abstract class ToolbarListPageSkin<T extends ListPageBase<? extends Node>> extends SkinBase<T> {
+
+    public ToolbarListPageSkin(T skinnable) {
+        super(skinnable);
+
+        SpinnerPane spinnerPane = new SpinnerPane();
+        spinnerPane.getStyleClass().add("large-spinner-pane");
+
+        BorderPane root = new BorderPane();
+
+        List<Node> toolbarButtons = initializeToolbar(skinnable);
+        if (!toolbarButtons.isEmpty()) {
+            HBox toolbar = new HBox();
+            toolbar.getStyleClass().add("jfx-tool-bar-second");
+            JFXDepthManager.setDepth(toolbar, 1);
+            toolbar.setPickOnBounds(false);
+            toolbar.getChildren().setAll(toolbarButtons);
+            root.setTop(toolbar);
+        }
+
+        {
+            ScrollPane scrollPane = new ScrollPane();
+            scrollPane.setFitToWidth(true);
+
+            VBox content = new VBox();
+            content.setSpacing(10);
+            content.setPadding(new Insets(10));
+
+            Bindings.bindContent(content.getChildren(), skinnable.itemsProperty());
+
+            scrollPane.setContent(content);
+            JFXScrollPane.smoothScrolling(scrollPane);
+
+            root.setCenter(scrollPane);
+        }
+
+        spinnerPane.loadingProperty().bind(skinnable.loadingProperty());
+        spinnerPane.setContent(root);
+
+        getChildren().setAll(spinnerPane);
+    }
+
+    public static Node wrap(Node node) {
+        StackPane stackPane = new StackPane();
+        stackPane.setPadding(new Insets(0, 5, 0, 2));
+        stackPane.getChildren().setAll(node);
+        return stackPane;
+    }
+
+    public static JFXButton createToolbarButton(String text, SVG.SVGIcon creator, Runnable onClick) {
+        JFXButton ret = new JFXButton();
+        ret.getStyleClass().add("jfx-tool-bar-button");
+        ret.textFillProperty().bind(Theme.foregroundFillBinding());
+        ret.setGraphic(wrap(creator.createIcon(Theme.foregroundFillBinding(), -1, -1)));
+        ret.setText(text);
+        ret.setOnMouseClicked(e -> onClick.run());
+        return ret;
+    }
+
+    public static JFXButton createDecoratorButton(String tooltip, SVG.SVGIcon creator, Runnable onClick) {
+        JFXButton ret = new JFXButton();
+        ret.getStyleClass().add("jfx-decorator-button");
+        ret.textFillProperty().bind(Theme.foregroundFillBinding());
+        ret.setGraphic(wrap(creator.createIcon(Theme.foregroundFillBinding(), -1, -1)));
+        FXUtils.installFastTooltip(ret, tooltip);
+        ret.setOnMouseClicked(e -> onClick.run());
+        return ret;
+    }
+
+    protected abstract List<Node> initializeToolbar(T skinnable);
+}

HMCL/src/main/java/org/jackhuang/hmcl/ui/UpgradeDialog.java

@@ -0,0 +1,65 @@
+/*
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+package org.jackhuang.hmcl.ui;
+
+import com.jfoenix.controls.JFXButton;
+import com.jfoenix.controls.JFXDialogLayout;
+import javafx.scene.control.Label;
+import javafx.scene.web.WebEngine;
+import javafx.scene.web.WebView;
+import org.jackhuang.hmcl.Metadata;
+import org.jackhuang.hmcl.ui.construct.DialogCloseEvent;
+
+import static org.jackhuang.hmcl.Metadata.CHANGELOG_URL;
+import static org.jackhuang.hmcl.setting.ConfigHolder.config;
+import static org.jackhuang.hmcl.util.i18n.I18n.i18n;
+
+public class UpgradeDialog extends JFXDialogLayout {
+    public UpgradeDialog(Runnable updateRunnable) {
+        {
+            setHeading(new Label(i18n("update.changelog")));
+        }
+
+        {
+            WebView webView = new WebView();
+            webView.getEngine().setUserDataDirectory(Metadata.HMCL_DIRECTORY.toFile());
+            WebEngine engine = webView.getEngine();
+            engine.load(CHANGELOG_URL + config().getUpdateChannel().channelName);
+            engine.getLoadWorker().stateProperty().addListener((observable, oldValue, newValue) -> {
+                String url = engine.getLoadWorker().getMessage().trim();
+                if (!url.startsWith(CHANGELOG_URL)) {
+                    engine.getLoadWorker().cancel();
+                    FXUtils.openLink(url);
+                }
+            });
+            setBody(webView);
+        }
+
+        {
+            JFXButton updateButton = new JFXButton(i18n("update.accept"));
+            updateButton.getStyleClass().add("dialog-accept");
+            updateButton.setOnMouseClicked(e -> updateRunnable.run());
+
+            JFXButton cancelButton = new JFXButton(i18n("button.cancel"));
+            cancelButton.getStyleClass().add("dialog-cancel");
+            cancelButton.setOnMouseClicked(e -> fireEvent(new DialogCloseEvent()));
+
+            setActions(updateButton, cancelButton);
+        }
+    }
+}

HMCL/src/main/java/org/jackhuang/hmcl/ui/WeakListenerHolder.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2017  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui;
 

HMCL/src/main/java/org/jackhuang/hmcl/ui/WebStage.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,24 +13,57 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui;
 
+import com.jfoenix.controls.JFXProgressBar;
+import javafx.beans.binding.Bindings;
 import javafx.scene.Scene;
-import javafx.scene.image.Image;
+import javafx.scene.layout.BorderPane;
+import javafx.scene.layout.StackPane;
+import javafx.scene.web.WebEngine;
 import javafx.scene.web.WebView;
 import javafx.stage.Stage;
+import org.jackhuang.hmcl.Metadata;
 
 import static org.jackhuang.hmcl.setting.ConfigHolder.config;
+import static org.jackhuang.hmcl.ui.FXUtils.newImage;
 
 public class WebStage extends Stage {
-    private final WebView webView = new WebView();
+    protected final StackPane pane = new StackPane();
+    protected final JFXProgressBar progressBar = new JFXProgressBar();
+    protected final WebView webView = new WebView();
+    protected final WebEngine webEngine = webView.getEngine();
 
     public WebStage() {
-        setScene(new Scene(webView, 800, 480));
+        this(800, 480);
+    }
+
+    public WebStage(int width, int height) {
+        setScene(new Scene(pane, width, height));
         getScene().getStylesheets().addAll(config().getTheme().getStylesheets());
-        getIcons().add(new Image("/assets/img/icon.png"));
+        getIcons().add(newImage("/assets/img/icon.png"));
+        webView.getEngine().setUserDataDirectory(Metadata.HMCL_DIRECTORY.toFile());
+        webView.setContextMenuEnabled(false);
+        progressBar.progressProperty().bind(webView.getEngine().getLoadWorker().progressProperty());
+
+        progressBar.visibleProperty().bind(Bindings.createBooleanBinding(() -> {
+            switch (webView.getEngine().getLoadWorker().getState()) {
+                case SUCCEEDED:
+                case FAILED:
+                case CANCELLED:
+                    return false;
+                default:
+                    return true;
+            }
+        }, webEngine.getLoadWorker().stateProperty()));
+
+        BorderPane borderPane = new BorderPane();
+        borderPane.setPickOnBounds(false);
+        borderPane.setTop(progressBar);
+        progressBar.prefWidthProperty().bind(borderPane.widthProperty());
+        pane.getChildren().setAll(webView, borderPane);
     }
 
     public WebView getWebView() {

HMCL/src/main/java/org/jackhuang/hmcl/ui/account/AccountAdvancedListItem.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2017  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,54 +13,69 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.account;
 
-import javafx.beans.property.ObjectProperty;
-import javafx.beans.property.SimpleObjectProperty;
-import javafx.scene.image.Image;
+import javafx.beans.binding.Bindings;
+import javafx.beans.property.*;
+import javafx.collections.ObservableList;
+import javafx.scene.control.Tooltip;
 import org.jackhuang.hmcl.auth.Account;
-import org.jackhuang.hmcl.auth.offline.OfflineAccount;
+import org.jackhuang.hmcl.auth.authlibinjector.AuthlibInjectorAccount;
+import org.jackhuang.hmcl.auth.authlibinjector.AuthlibInjectorServer;
 import org.jackhuang.hmcl.auth.yggdrasil.YggdrasilAccount;
-import org.jackhuang.hmcl.game.AccountHelper;
+import org.jackhuang.hmcl.game.TexturesLoader;
+import org.jackhuang.hmcl.setting.Accounts;
 import org.jackhuang.hmcl.setting.Theme;
-import org.jackhuang.hmcl.task.Schedulers;
+import org.jackhuang.hmcl.ui.FXUtils;
 import org.jackhuang.hmcl.ui.SVG;
 import org.jackhuang.hmcl.ui.construct.AdvancedListItem;
 
+import static org.jackhuang.hmcl.ui.FXUtils.newImage;
 import static org.jackhuang.hmcl.util.i18n.I18n.i18n;
 
 public class AccountAdvancedListItem extends AdvancedListItem {
+    private final Tooltip tooltip;
+
     private ObjectProperty<Account> account = new SimpleObjectProperty<Account>() {
 
         @Override
         protected void invalidated() {
             Account account = get();
             if (account == null) {
+                titleProperty().unbind();
                 setTitle(i18n("account.missing"));
                 setSubtitle(i18n("account.missing.add"));
-                setImage(new Image("/assets/img/craft_table.png"));
+                imageProperty().unbind();
+                setImage(newImage("/assets/img/craft_table.png"));
+                tooltip.setText("");
             } else {
-                setTitle(account.getCharacter());
+                titleProperty().bind(Bindings.createStringBinding(account::getCharacter, account));
                 setSubtitle(accountSubtitle(account));
-
-                final int scaleRatio = 4;
-                Image defaultSkin = AccountHelper.getDefaultSkin(account.getUUID(), scaleRatio);
-                setImage(AccountHelper.getHead(defaultSkin, scaleRatio));
-
-                if (account instanceof YggdrasilAccount) {
-                    AccountHelper.loadSkinAsync((YggdrasilAccount) account).subscribe(Schedulers.javafx(), () -> {
-                        Image image = AccountHelper.getSkin((YggdrasilAccount) account, scaleRatio);
-                        setImage(AccountHelper.getHead(image, scaleRatio));
-                    });
-                }
+                imageProperty().bind(TexturesLoader.fxAvatarBinding(account, 32));
+                tooltip.setText(account.getCharacter() + " " + accountTooltip(account));
             }
         }
     };
 
     public AccountAdvancedListItem() {
         setRightGraphic(SVG.viewList(Theme.blackFillBinding(), -1, -1));
+        tooltip = new Tooltip();
+        FXUtils.installFastTooltip(this, tooltip);
+
+        setOnScroll(event -> {
+            Account current = account.get();
+            if (current == null) return;
+            ObservableList<Account> accounts = Accounts.getAccounts();
+            int currentIndex = accounts.indexOf(account.get());
+            if (event.getDeltaY() > 0) { // up
+                currentIndex--;
+            } else { // down
+                currentIndex++;
+            }
+            Accounts.setSelectedAccount(accounts.get((currentIndex + accounts.size()) % accounts.size()));
+        });
     }
 
     public ObjectProperty<Account> accountProperty() {
@@ -68,11 +83,22 @@ public class AccountAdvancedListItem extends AdvancedListItem {
     }
 
     private static String accountSubtitle(Account account) {
-        if (account instanceof OfflineAccount)
-            return i18n("account.methods.offline");
-        else if (account instanceof YggdrasilAccount)
+        String loginTypeName = Accounts.getLocalizedLoginTypeName(Accounts.getAccountFactory(account));
+        if (account instanceof AuthlibInjectorAccount) {
+            return ((AuthlibInjectorAccount) account).getServer().getName();
+        } else {
+            return loginTypeName;
+        }
+    }
+
+    private static String accountTooltip(Account account) {
+        if (account instanceof AuthlibInjectorAccount) {
+            AuthlibInjectorServer server = ((AuthlibInjectorAccount) account).getServer();
+            return account.getUsername() + ", " + i18n("account.injector.server") + ": " + server.getName();
+        } else if (account instanceof YggdrasilAccount) {
             return account.getUsername();
-        else
+        } else {
             return "";
+        }
     }
 }

HMCL/src/main/java/org/jackhuang/hmcl/ui/account/AccountList.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2017  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.account;
 
@@ -24,11 +24,12 @@ import org.jackhuang.hmcl.ui.Controllers;
 import org.jackhuang.hmcl.ui.ListPage;
 import org.jackhuang.hmcl.ui.decorator.DecoratorPage;
 import org.jackhuang.hmcl.util.javafx.MappedObservableList;
+
 import static org.jackhuang.hmcl.util.i18n.I18n.i18n;
 import static org.jackhuang.hmcl.util.javafx.ExtendedProperties.createSelectedItemPropertyFor;
 
 public class AccountList extends ListPage<AccountListItem> implements DecoratorPage {
-    private final ReadOnlyStringWrapper title = new ReadOnlyStringWrapper(this, "title", i18n("account.manage"));
+    private final ReadOnlyObjectWrapper<State> state = new ReadOnlyObjectWrapper<>(State.fromTitle(i18n("account.manage")));
     private final ListProperty<Account> accounts = new SimpleListProperty<>(this, "accounts", FXCollections.observableArrayList());
     private final ObjectProperty<Account> selectedAccount;
 
@@ -51,7 +52,7 @@ public class AccountList extends ListPage<AccountListItem> implements DecoratorP
     }
 
     @Override
-    public ReadOnlyStringProperty titleProperty() {
-        return title.getReadOnlyProperty();
+    public ReadOnlyObjectProperty<State> stateProperty() {
+        return state.getReadOnlyProperty();
     }
 }

HMCL/src/main/java/org/jackhuang/hmcl/ui/account/AccountListItem.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2017  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,23 +13,52 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.account;
 
+import javafx.beans.binding.Bindings;
+import javafx.beans.binding.ObjectBinding;
+import javafx.beans.binding.StringBinding;
 import javafx.beans.property.*;
+import javafx.beans.value.ObservableBooleanValue;
 import javafx.scene.control.RadioButton;
 import javafx.scene.control.Skin;
 import javafx.scene.image.Image;
+import javafx.stage.FileChooser;
 import org.jackhuang.hmcl.auth.Account;
+import org.jackhuang.hmcl.auth.AuthenticationException;
+import org.jackhuang.hmcl.auth.CredentialExpiredException;
 import org.jackhuang.hmcl.auth.authlibinjector.AuthlibInjectorAccount;
 import org.jackhuang.hmcl.auth.authlibinjector.AuthlibInjectorServer;
 import org.jackhuang.hmcl.auth.offline.OfflineAccount;
+import org.jackhuang.hmcl.auth.yggdrasil.CompleteGameProfile;
+import org.jackhuang.hmcl.auth.yggdrasil.TextureType;
 import org.jackhuang.hmcl.auth.yggdrasil.YggdrasilAccount;
-import org.jackhuang.hmcl.game.AccountHelper;
+import org.jackhuang.hmcl.game.TexturesLoader;
 import org.jackhuang.hmcl.setting.Accounts;
 import org.jackhuang.hmcl.task.Schedulers;
+import org.jackhuang.hmcl.task.Task;
+import org.jackhuang.hmcl.ui.Controllers;
+import org.jackhuang.hmcl.ui.DialogController;
+import org.jackhuang.hmcl.ui.construct.MessageDialogPane.MessageType;
+import org.jackhuang.hmcl.util.skin.InvalidSkinException;
+import org.jackhuang.hmcl.util.skin.NormalizedSkin;
+import org.jetbrains.annotations.Nullable;
 
+import java.awt.image.BufferedImage;
+import java.io.File;
+import java.io.IOException;
+import java.util.Optional;
+import java.util.Set;
+import java.util.concurrent.CancellationException;
+import java.util.logging.Level;
+
+import javax.imageio.ImageIO;
+
+import static java.util.Collections.emptySet;
+import static javafx.beans.binding.Bindings.createBooleanBinding;
+import static org.jackhuang.hmcl.util.Logging.LOG;
 import static org.jackhuang.hmcl.util.i18n.I18n.i18n;
 
 public class AccountListItem extends RadioButton {
@@ -44,23 +73,26 @@ public class AccountListItem extends RadioButton {
         getStyleClass().clear();
         setUserData(account);
 
-        StringBuilder subtitleString = new StringBuilder(Accounts.getLocalizedLoginTypeName(Accounts.getAccountFactory(account)));
+        String loginTypeName = Accounts.getLocalizedLoginTypeName(Accounts.getAccountFactory(account));
         if (account instanceof AuthlibInjectorAccount) {
             AuthlibInjectorServer server = ((AuthlibInjectorAccount) account).getServer();
-            subtitleString.append(", ").append(i18n("account.injector.server")).append(": ").append(server.getName());
+            subtitle.bind(Bindings.concat(
+                    loginTypeName, ", ", i18n("account.injector.server"), ": ",
+                    Bindings.createStringBinding(server::getName, server)));
+        } else {
+            subtitle.set(loginTypeName);
         }
 
-        if (account instanceof OfflineAccount)
-            title.set(account.getCharacter());
-        else
-            title.set(account.getUsername() + " - " + account.getCharacter());
-        subtitle.set(subtitleString.toString());
+        StringBinding characterName = Bindings.createStringBinding(account::getCharacter, account);
+        if (account instanceof OfflineAccount) {
+            title.bind(characterName);
+        } else {
+            title.bind(
+                    account.getUsername().isEmpty() ? characterName :
+                            Bindings.concat(account.getUsername(), " - ", characterName));
+        }
 
-        final int scaleRatio = 4;
-        Image image = account instanceof YggdrasilAccount ?
-                AccountHelper.getSkin((YggdrasilAccount) account, scaleRatio) :
-                AccountHelper.getDefaultSkin(account.getUUID(), scaleRatio);
-        this.image.set(AccountHelper.getHead(image, scaleRatio));
+        image.bind(TexturesLoader.fxAvatarBinding(account, 32));
     }
 
     @Override
@@ -68,22 +100,87 @@ public class AccountListItem extends RadioButton {
         return new AccountListItemSkin(this);
     }
 
-    public void refresh() {
-        if (account instanceof YggdrasilAccount) {
-            // progressBar.setVisible(true);
-            AccountHelper.refreshSkinAsync((YggdrasilAccount) account)
-                    .finalized(Schedulers.javafx(), (variables, isDependentsSucceeded) -> {
-                        // progressBar.setVisible(false);
+    public Task<?> refreshAsync() {
+        return Task.runAsync(() -> {
+            account.clearCache();
+            try {
+                account.logIn();
+            } catch (CredentialExpiredException e) {
+                try {
+                    DialogController.logIn(account);
+                } catch (CancellationException e1) {
+                    // ignore cancellation
+                } catch (Exception e1) {
+                    LOG.log(Level.WARNING, "Failed to refresh " + account + " with password", e1);
+                    throw e1;
+                }
+            } catch (AuthenticationException e) {
+                LOG.log(Level.WARNING, "Failed to refresh " + account + " with token", e);
+                throw e;
+            }
+        });
+    }
 
-                        if (isDependentsSucceeded) {
-                            final int scaleRatio = 4;
-                            Image image = AccountHelper.getSkin((YggdrasilAccount) account, scaleRatio);
-                            this.image.set(AccountHelper.getHead(image, scaleRatio));
-                        }
-                    }).start();
+    public ObservableBooleanValue canUploadSkin() {
+        if (account instanceof YggdrasilAccount) {
+            if (account instanceof AuthlibInjectorAccount) {
+                AuthlibInjectorAccount aiAccount = (AuthlibInjectorAccount) account;
+                ObjectBinding<Optional<CompleteGameProfile>> profile = aiAccount.getYggdrasilService().getProfileRepository().binding(aiAccount.getUUID());
+                return createBooleanBinding(() -> {
+                    Set<TextureType> uploadableTextures = profile.get()
+                            .map(AuthlibInjectorAccount::getUploadableTextures)
+                            .orElse(emptySet());
+                    return uploadableTextures.contains(TextureType.SKIN);
+                }, profile);
+            } else {
+                return createBooleanBinding(() -> true);
+            }
+        } else {
+            return createBooleanBinding(() -> false);
         }
     }
 
+    /**
+     * @return the skin upload task, null if no file is selected
+     */
+    @Nullable
+    public Task<?> uploadSkin() {
+        if (!(account instanceof YggdrasilAccount)) {
+            return null;
+        }
+
+        FileChooser chooser = new FileChooser();
+        chooser.setTitle(i18n("account.skin.upload"));
+        chooser.getExtensionFilters().add(new FileChooser.ExtensionFilter(i18n("account.skin.file"), "*.png"));
+        File selectedFile = chooser.showOpenDialog(Controllers.getStage());
+        if (selectedFile == null) {
+            return null;
+        }
+
+        return refreshAsync()
+                .thenRunAsync(() -> {
+                    BufferedImage skinImg;
+                    try {
+                        skinImg = ImageIO.read(selectedFile);
+                    } catch (IOException e) {
+                        throw new InvalidSkinException("Failed to read skin image", e);
+                    }
+                    if (skinImg == null) {
+                        throw new InvalidSkinException("Failed to read skin image");
+                    }
+                    NormalizedSkin skin = new NormalizedSkin(skinImg);
+                    String model = skin.isSlim() ? "slim" : "";
+                    LOG.info("Uploading skin [" + selectedFile + "], model [" + model + "]");
+                    ((YggdrasilAccount) account).uploadSkin(model, selectedFile.toPath());
+                })
+                .thenComposeAsync(refreshAsync())
+                .whenComplete(Schedulers.javafx(), e -> {
+                    if (e != null) {
+                        Controllers.dialog(AddAccountPane.accountException(e), i18n("account.skin.upload.failed"), MessageType.ERROR);
+                    }
+                });
+    }
+
     public void remove() {
         Accounts.getAccounts().remove(account);
     }

HMCL/src/main/java/org/jackhuang/hmcl/ui/account/AccountListItemSkin.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2017  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,24 +13,32 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.account;
 
-import com.jfoenix.concurrency.JFXUtilities;
 import com.jfoenix.controls.JFXButton;
 import com.jfoenix.controls.JFXRadioButton;
 import com.jfoenix.effects.JFXDepthManager;
 import javafx.geometry.Pos;
+import javafx.scene.control.Label;
 import javafx.scene.control.SkinBase;
+import javafx.scene.control.Tooltip;
 import javafx.scene.image.ImageView;
 import javafx.scene.layout.BorderPane;
 import javafx.scene.layout.HBox;
+import javafx.scene.layout.VBox;
+import org.jackhuang.hmcl.auth.authlibinjector.AuthlibInjectorAccount;
+import org.jackhuang.hmcl.auth.authlibinjector.AuthlibInjectorServer;
 import org.jackhuang.hmcl.setting.Theme;
+import org.jackhuang.hmcl.task.Schedulers;
+import org.jackhuang.hmcl.task.Task;
 import org.jackhuang.hmcl.ui.FXUtils;
 import org.jackhuang.hmcl.ui.SVG;
-import org.jackhuang.hmcl.ui.construct.TwoLineListItem;
+import org.jackhuang.hmcl.ui.construct.SpinnerPane;
+import org.jackhuang.hmcl.util.javafx.BindingMapping;
 
+import static org.jackhuang.hmcl.ui.FXUtils.runInFX;
 import static org.jackhuang.hmcl.util.i18n.I18n.i18n;
 
 public class AccountListItemSkin extends SkinBase<AccountListItem> {
@@ -58,33 +66,74 @@ public class AccountListItemSkin extends SkinBase<AccountListItem> {
         FXUtils.limitSize(imageView, 32, 32);
         imageView.imageProperty().bind(skinnable.imageProperty());
 
-        TwoLineListItem item = new TwoLineListItem();
+        Label title = new Label();
+        title.getStyleClass().add("title");
+        title.textProperty().bind(skinnable.titleProperty());
+        Label subtitle = new Label();
+        subtitle.getStyleClass().add("subtitle");
+        subtitle.textProperty().bind(skinnable.subtitleProperty());
+        if (skinnable.getAccount() instanceof AuthlibInjectorAccount) {
+            Tooltip tooltip = new Tooltip();
+            AuthlibInjectorServer server = ((AuthlibInjectorAccount) skinnable.getAccount()).getServer();
+            tooltip.textProperty().bind(BindingMapping.of(server, AuthlibInjectorServer::toString));
+            FXUtils.installSlowTooltip(subtitle, tooltip);
+        }
+        VBox item = new VBox(title, subtitle);
+        item.getStyleClass().add("two-line-list-item");
         BorderPane.setAlignment(item, Pos.CENTER);
+
         center.getChildren().setAll(imageView, item);
         root.setCenter(center);
 
         HBox right = new HBox();
         right.setAlignment(Pos.CENTER_RIGHT);
+
         JFXButton btnRefresh = new JFXButton();
-        btnRefresh.setOnMouseClicked(e -> skinnable.refresh());
+        SpinnerPane spinnerRefresh = new SpinnerPane();
+        btnRefresh.setOnMouseClicked(e -> {
+            spinnerRefresh.showSpinner();
+            skinnable.refreshAsync()
+                    .whenComplete(ex -> spinnerRefresh.hideSpinner())
+                    .start();
+        });
         btnRefresh.getStyleClass().add("toggle-icon4");
         btnRefresh.setGraphic(SVG.refresh(Theme.blackFillBinding(), -1, -1));
-        JFXUtilities.runInFX(() -> FXUtils.installTooltip(btnRefresh, i18n("button.refresh")));
-        right.getChildren().add(btnRefresh);
+        runInFX(() -> FXUtils.installFastTooltip(btnRefresh, i18n("button.refresh")));
+        spinnerRefresh.setContent(btnRefresh);
+        right.getChildren().add(spinnerRefresh);
+
+        JFXButton btnUpload = new JFXButton();
+        SpinnerPane spinnerUpload = new SpinnerPane();
+        btnUpload.setOnMouseClicked(e -> {
+            Task<?> uploadTask = skinnable.uploadSkin();
+            if (uploadTask != null) {
+                spinnerUpload.showSpinner();
+                uploadTask
+                        .whenComplete(Schedulers.javafx(), ex -> spinnerUpload.hideSpinner())
+                        .start();
+            }
+        });
+        btnUpload.getStyleClass().add("toggle-icon4");
+        btnUpload.setGraphic(SVG.hanger(Theme.blackFillBinding(), -1, -1));
+        runInFX(() -> FXUtils.installFastTooltip(btnUpload, i18n("account.skin.upload")));
+        spinnerUpload.managedProperty().bind(spinnerUpload.visibleProperty());
+        spinnerUpload.visibleProperty().bind(skinnable.canUploadSkin());
+        spinnerUpload.setContent(btnUpload);
+        spinnerUpload.getStyleClass().add("small-spinner-pane");
+        right.getChildren().add(spinnerUpload);
 
         JFXButton btnRemove = new JFXButton();
         btnRemove.setOnMouseClicked(e -> skinnable.remove());
         btnRemove.getStyleClass().add("toggle-icon4");
         BorderPane.setAlignment(btnRemove, Pos.CENTER);
         btnRemove.setGraphic(SVG.delete(Theme.blackFillBinding(), -1, -1));
-        JFXUtilities.runInFX(() -> FXUtils.installTooltip(btnRemove, i18n("button.delete")));
+        runInFX(() -> FXUtils.installFastTooltip(btnRemove, i18n("button.delete")));
         right.getChildren().add(btnRemove);
         root.setRight(right);
 
-        root.setStyle("-fx-background-color: white; -fx-padding: 8 8 8 0;");
+        root.getStyleClass().add("card");
+        root.setStyle("-fx-padding: 8 8 8 0;");
         JFXDepthManager.setDepth(root, 1);
-        item.titleProperty().bind(skinnable.titleProperty());
-        item.subtitleProperty().bind(skinnable.subtitleProperty());
 
         getChildren().setAll(root);
     }

HMCL/src/main/java/org/jackhuang/hmcl/ui/account/AccountLoginPane.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.account;
 
@@ -31,14 +31,16 @@ import org.jackhuang.hmcl.ui.FXUtils;
 import org.jackhuang.hmcl.ui.construct.DialogCloseEvent;
 
 import java.util.function.Consumer;
+import java.util.logging.Level;
+
+import static org.jackhuang.hmcl.util.Logging.LOG;
 
 public class AccountLoginPane extends StackPane {
     private final Account oldAccount;
     private final Consumer<AuthInfo> success;
     private final Runnable failed;
 
-    @FXML
-    private Label lblUsername;
+    @FXML private Label lblUsername;
     @FXML private JFXPasswordField txtPassword;
     @FXML private Label lblCreationWarning;
     @FXML private JFXProgressBar progressBar;
@@ -59,25 +61,20 @@ public class AccountLoginPane extends StackPane {
         String password = txtPassword.getText();
         progressBar.setVisible(true);
         lblCreationWarning.setText("");
-        Task.ofResult("login", () -> {
-            try {
-                return oldAccount.logInWithPassword(password);
-            } catch (Exception e) {
-                return e;
-            }
-        }).subscribe(Schedulers.javafx(), variable -> {
-            Object account = variable.get("login");
-            if (account instanceof AuthInfo) {
-                success.accept(((AuthInfo) account));
-                fireEvent(new DialogCloseEvent());
-            } else if (account instanceof NoSelectedCharacterException) {
-                fireEvent(new DialogCloseEvent());
-            } else if (account instanceof Exception) {
-                lblCreationWarning.setText(AddAccountPane.accountException((Exception) account));
-            }
-
-            progressBar.setVisible(false);
-        });
+        Task.supplyAsync(() -> oldAccount.logInWithPassword(password))
+                .whenComplete(Schedulers.javafx(), authInfo -> {
+                    success.accept(authInfo);
+                    fireEvent(new DialogCloseEvent());
+                    progressBar.setVisible(false);
+                }, e -> {
+                    LOG.log(Level.INFO, "Failed to login with password: " + oldAccount, e);
+                    if (e instanceof NoSelectedCharacterException) {
+                        fireEvent(new DialogCloseEvent());
+                    } else {
+                        lblCreationWarning.setText(AddAccountPane.accountException(e));
+                    }
+                    progressBar.setVisible(false);
+                }).start();
     }
 
     @FXML

HMCL/src/main/java/org/jackhuang/hmcl/ui/account/AddAccountPane.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2017  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,19 +13,24 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.account;
 
-import com.jfoenix.concurrency.JFXUtilities;
-import com.jfoenix.controls.*;
+import com.jfoenix.controls.JFXButton;
+import com.jfoenix.controls.JFXComboBox;
+import com.jfoenix.controls.JFXPasswordField;
+import com.jfoenix.controls.JFXTextField;
+import javafx.application.Platform;
 import javafx.beans.binding.Bindings;
+import javafx.beans.property.ListProperty;
 import javafx.beans.property.ReadOnlyObjectProperty;
+import javafx.beans.property.SimpleListProperty;
+import javafx.collections.FXCollections;
 import javafx.fxml.FXML;
 import javafx.geometry.Pos;
 import javafx.scene.control.Hyperlink;
 import javafx.scene.control.Label;
-import javafx.scene.image.Image;
 import javafx.scene.image.ImageView;
 import javafx.scene.layout.BorderPane;
 import javafx.scene.layout.HBox;
@@ -35,20 +40,24 @@ import org.jackhuang.hmcl.auth.authlibinjector.AuthlibInjectorDownloadException;
 import org.jackhuang.hmcl.auth.authlibinjector.AuthlibInjectorServer;
 import org.jackhuang.hmcl.auth.yggdrasil.GameProfile;
 import org.jackhuang.hmcl.auth.yggdrasil.RemoteAuthenticationException;
-import org.jackhuang.hmcl.auth.yggdrasil.YggdrasilAccount;
-import org.jackhuang.hmcl.game.AccountHelper;
+import org.jackhuang.hmcl.auth.yggdrasil.YggdrasilService;
+import org.jackhuang.hmcl.game.TexturesLoader;
 import org.jackhuang.hmcl.setting.Accounts;
 import org.jackhuang.hmcl.task.Schedulers;
 import org.jackhuang.hmcl.task.Task;
 import org.jackhuang.hmcl.ui.Controllers;
 import org.jackhuang.hmcl.ui.FXUtils;
 import org.jackhuang.hmcl.ui.construct.*;
-import org.jackhuang.hmcl.util.Logging;
+import org.jackhuang.hmcl.util.javafx.BindingMapping;
+import org.jackhuang.hmcl.util.skin.InvalidSkinException;
 
+import java.util.ArrayList;
 import java.util.List;
+import java.util.Map;
 import java.util.concurrent.CountDownLatch;
-import java.util.logging.Level;
 
+import static java.util.Collections.emptyList;
+import static java.util.Collections.unmodifiableList;
 import static java.util.Objects.requireNonNull;
 import static org.jackhuang.hmcl.setting.ConfigHolder.config;
 import static org.jackhuang.hmcl.ui.FXUtils.*;
@@ -60,15 +69,17 @@ public class AddAccountPane extends StackPane {
     @FXML private JFXPasswordField txtPassword;
     @FXML private Label lblCreationWarning;
     @FXML private Label lblPassword;
+    @FXML private Label lblUsername;
     @FXML private JFXComboBox<AccountFactory<?>> cboType;
     @FXML private JFXComboBox<AuthlibInjectorServer> cboServers;
     @FXML private Label lblInjectorServer;
-    @FXML private Hyperlink linkManageInjectorServers;
-    @FXML private JFXDialogLayout layout;
     @FXML private JFXButton btnAccept;
     @FXML private JFXButton btnAddServer;
     @FXML private JFXButton btnManageServer;
     @FXML private SpinnerPane acceptPane;
+    @FXML private HBox linksContainer;
+
+    private ListProperty<Hyperlink> links = new SimpleListProperty<>();
 
     public AddAccountPane() {
         FXUtils.loadFXML(this, "/assets/fxml/account-add.fxml");
@@ -79,7 +90,7 @@ public class AddAccountPane extends StackPane {
         cboServers.getItems().addListener(onInvalidating(this::selectDefaultServer));
         selectDefaultServer();
 
-        cboType.getItems().setAll(Accounts.FACTORY_OFFLINE, Accounts.FACTORY_YGGDRASIL, Accounts.FACTORY_AUTHLIB_INJECTOR);
+        cboType.getItems().setAll(Accounts.FACTORIES);
         cboType.setConverter(stringConverter(Accounts::getLocalizedLoginTypeName));
         // try selecting the preferred login type
         cboType.getSelectionModel().select(
@@ -99,24 +110,68 @@ public class AddAccountPane extends StackPane {
         // remember the last used login type
         loginType.addListener((observable, oldValue, newValue) -> config().setPreferredLoginType(Accounts.getLoginType(newValue)));
 
-        txtPassword.visibleProperty().bind(loginType.isNotEqualTo(Accounts.FACTORY_OFFLINE));
+        txtUsername.visibleProperty().bind(Bindings.createBooleanBinding(() -> loginType.get().getLoginType().requiresUsername, loginType));
+        lblUsername.visibleProperty().bind(txtUsername.visibleProperty());
+        txtPassword.visibleProperty().bind(Bindings.createBooleanBinding(() -> loginType.get().getLoginType().requiresPassword, loginType));
         lblPassword.visibleProperty().bind(txtPassword.visibleProperty());
 
         cboServers.visibleProperty().bind(loginType.isEqualTo(Accounts.FACTORY_AUTHLIB_INJECTOR));
         lblInjectorServer.visibleProperty().bind(cboServers.visibleProperty());
 
-        txtUsername.getValidators().add(new Validator(i18n("input.email"), str -> !txtPassword.isVisible() || str.contains("@")));
+        txtUsername.getValidators().add(new Validator(i18n("input.email"), this::validateUsername));
 
         btnAccept.disableProperty().bind(Bindings.createBooleanBinding(
                 () -> !( // consider the opposite situation: input is valid
-                        txtUsername.validate() &&
+                        (!txtUsername.isVisible() || txtUsername.validate()) &&
                         // invisible means the field is not needed, neither should it be validated
                         (!txtPassword.isVisible() || txtPassword.validate()) &&
                         (!cboServers.isVisible() || cboServers.getSelectionModel().getSelectedItem() != null)
                 ),
-                txtUsername.textProperty(),
-                txtPassword.textProperty(), txtPassword.visibleProperty(),
-                cboServers.getSelectionModel().selectedItemProperty(), cboServers.visibleProperty()));
+                txtUsername.textProperty(), txtPassword.textProperty(),
+                loginType, cboServers.getSelectionModel().selectedItemProperty(),
+                txtPassword.visibleProperty(), cboServers.visibleProperty()));
+
+        // authlib-injector links
+        links.bind(BindingMapping.of(cboServers.getSelectionModel().selectedItemProperty())
+                .map(AddAccountPane::createHyperlinks)
+                .map(FXCollections::observableList));
+        Bindings.bindContent(linksContainer.getChildren(), links);
+        linksContainer.visibleProperty().bind(cboServers.visibleProperty());
+    }
+
+    private boolean validateUsername(String username) {
+        AccountFactory<?> loginType = cboType.getSelectionModel().getSelectedItem();
+        if (loginType == Accounts.FACTORY_OFFLINE) {
+            return true;
+        } else if (loginType == Accounts.FACTORY_AUTHLIB_INJECTOR) {
+            AuthlibInjectorServer server = cboServers.getSelectionModel().getSelectedItem();
+            if (server != null && server.isNonEmailLogin()) {
+                return true;
+            }
+        }
+
+        return username.contains("@");
+    }
+
+    private static final String[] ALLOWED_LINKS = { "register" };
+
+    public static List<Hyperlink> createHyperlinks(AuthlibInjectorServer server) {
+        if (server == null) {
+            return emptyList();
+        }
+
+        Map<String, String> links = server.getLinks();
+        List<Hyperlink> result = new ArrayList<>();
+        for (String key : ALLOWED_LINKS) {
+            String value = links.get(key);
+            if (value != null) {
+                Hyperlink link = new Hyperlink(i18n("account.injector.link." + key));
+                FXUtils.installSlowTooltip(link, value);
+                link.setOnAction(e -> FXUtils.openLink(value));
+                result.add(link);
+            }
+        }
+        return unmodifiableList(result);
     }
 
     /**
@@ -160,10 +215,8 @@ public class AddAccountPane extends StackPane {
         AccountFactory<?> factory = cboType.getSelectionModel().getSelectedItem();
         Object additionalData = getAuthAdditionalData();
 
-        Task.ofResult("create_account", () -> factory.create(new Selector(), username, password, additionalData))
-                .finalized(Schedulers.javafx(), variables -> {
-
-                    Account account = variables.get("create_account");
+        Task.supplyAsync(() -> factory.create(new Selector(), username, password, additionalData))
+                .whenComplete(Schedulers.javafx(), account -> {
                     int oldIndex = Accounts.getAccounts().indexOf(account);
                     if (oldIndex == -1) {
                         Accounts.getAccounts().add(account);
@@ -206,7 +259,7 @@ public class AddAccountPane extends StackPane {
         Controllers.dialog(new AddAuthlibInjectorServerPane());
     }
 
-    private class Selector extends BorderPane implements CharacterSelector {
+    private static class Selector extends BorderPane implements CharacterSelector {
 
         private final AdvancedListBox listBox = new AdvancedListBox();
         private final JFXButton cancel = new JFXButton();
@@ -214,7 +267,7 @@ public class AddAccountPane extends StackPane {
         private final CountDownLatch latch = new CountDownLatch(1);
         private GameProfile selectedProfile = null;
 
-        {
+        public Selector() {
             setStyle("-fx-padding: 8px;");
 
             cancel.setText(i18n("button.cancel"));
@@ -232,47 +285,35 @@ public class AddAccountPane extends StackPane {
         }
 
         @Override
-        public GameProfile select(Account account, List<GameProfile> names) throws NoSelectedCharacterException {
-            if (!(account instanceof YggdrasilAccount))
-                return CharacterSelector.DEFAULT.select(account, names);
-            YggdrasilAccount yggdrasilAccount = (YggdrasilAccount) account;
+        public GameProfile select(YggdrasilService service, List<GameProfile> profiles) throws NoSelectedCharacterException {
+            Platform.runLater(() -> {
+                for (GameProfile profile : profiles) {
+                    ImageView portraitView = new ImageView();
+                    portraitView.setSmooth(false);
+                    portraitView.imageProperty().bind(TexturesLoader.fxAvatarBinding(service, profile.getId(), 32));
+                    FXUtils.limitSize(portraitView, 32, 32);
 
-            for (GameProfile profile : names) {
-                Image image;
-                final int scaleRatio = 4;
-                try {
-                    image = AccountHelper.getSkinImmediately(yggdrasilAccount, profile, scaleRatio);
-                } catch (Exception e) {
-                    Logging.LOG.log(Level.WARNING, "Failed to get skin for " + profile.getName(), e);
-                    image = AccountHelper.getDefaultSkin(profile.getId(), scaleRatio);
+                    IconedItem accountItem = new IconedItem(portraitView, profile.getName());
+                    accountItem.setOnMouseClicked(e -> {
+                        selectedProfile = profile;
+                        latch.countDown();
+                    });
+                    listBox.add(accountItem);
                 }
-
-                ImageView portraitView = new ImageView();
-                portraitView.setSmooth(false);
-                portraitView.setImage(AccountHelper.getHead(image, scaleRatio));
-                FXUtils.limitSize(portraitView, 32, 32);
-
-                IconedItem accountItem = new IconedItem(portraitView, profile.getName());
-                accountItem.setOnMouseClicked(e -> {
-                    selectedProfile = profile;
-                    latch.countDown();
-                });
-                listBox.add(accountItem);
-            }
-
-            JFXUtilities.runInFX(() -> Controllers.dialog(this));
+                Controllers.dialog(this);
+            });
 
             try {
                 latch.await();
 
                 if (selectedProfile == null)
-                    throw new NoSelectedCharacterException(account);
+                    throw new NoSelectedCharacterException();
 
                 return selectedProfile;
             } catch (InterruptedException ignore) {
-                throw new NoSelectedCharacterException(account);
+                throw new NoSelectedCharacterException();
             } finally {
-                JFXUtilities.runInFX(() -> Selector.this.fireEvent(new DialogCloseEvent()));
+                runInFX(() -> Selector.this.fireEvent(new DialogCloseEvent()));
             }
         }
     }
@@ -294,10 +335,16 @@ public class AddAccountPane extends StackPane {
                     return i18n("account.failed.invalid_token");
                 else if (remoteMessage.contains("Invalid username or password"))
                     return i18n("account.failed.invalid_password");
+                else
+                    return remoteMessage;
             }
             return exception.getMessage();
         } else if (exception instanceof AuthlibInjectorDownloadException) {
             return i18n("account.failed.injector_download_failure");
+        } else if (exception instanceof CharacterDeletedException) {
+            return i18n("account.failed.character_deleted");
+        } else if (exception instanceof InvalidSkinException) {
+            return i18n("account.skin.invalid_skin");
         } else if (exception.getClass() == AuthenticationException.class) {
             return exception.getLocalizedMessage();
         } else {

HMCL/src/main/java/org/jackhuang/hmcl/ui/account/AddAuthlibInjectorServerPane.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,14 +13,13 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.account;
 
 import com.jfoenix.controls.JFXButton;
 import com.jfoenix.controls.JFXDialogLayout;
 import com.jfoenix.controls.JFXTextField;
-
 import javafx.fxml.FXML;
 import javafx.scene.control.Label;
 import javafx.scene.layout.StackPane;
@@ -28,7 +27,7 @@ import org.jackhuang.hmcl.auth.authlibinjector.AuthlibInjectorServer;
 import org.jackhuang.hmcl.task.Schedulers;
 import org.jackhuang.hmcl.task.Task;
 import org.jackhuang.hmcl.ui.animation.ContainerAnimations;
-import org.jackhuang.hmcl.ui.animation.TransitionHandler;
+import org.jackhuang.hmcl.ui.animation.TransitionPane;
 import org.jackhuang.hmcl.ui.construct.DialogAware;
 import org.jackhuang.hmcl.ui.construct.DialogCloseEvent;
 import org.jackhuang.hmcl.ui.construct.SpinnerPane;
@@ -44,7 +43,7 @@ import static org.jackhuang.hmcl.util.i18n.I18n.i18n;
 
 public class AddAuthlibInjectorServerPane extends StackPane implements DialogAware {
 
-    @FXML private StackPane addServerContainer;
+    @FXML private TransitionPane root;
     @FXML private Label lblServerUrl;
     @FXML private Label lblServerName;
     @FXML private Label lblCreationWarning;
@@ -55,8 +54,6 @@ public class AddAuthlibInjectorServerPane extends StackPane implements DialogAwa
     @FXML private SpinnerPane nextPane;
     @FXML private JFXButton btnAddNext;
 
-    private TransitionHandler transitionHandler;
-
     private AuthlibInjectorServer serverBeingAdded;
 
     public AddAuthlibInjectorServerPane(String url) {
@@ -67,8 +64,7 @@ public class AddAuthlibInjectorServerPane extends StackPane implements DialogAwa
 
     public AddAuthlibInjectorServerPane() {
         loadFXML(this, "/assets/fxml/authlib-injector-server-add.fxml");
-        transitionHandler = new TransitionHandler(addServerContainer);
-        transitionHandler.setContent(addServerPane, ContainerAnimations.NONE.getAnimationProducer());
+        root.setContent(addServerPane, ContainerAnimations.NONE.getAnimationProducer());
 
         btnAddNext.disableProperty().bind(txtServerUrl.textProperty().isEmpty());
         nextPane.hideSpinner();
@@ -104,21 +100,20 @@ public class AddAuthlibInjectorServerPane extends StackPane implements DialogAwa
         nextPane.showSpinner();
         addServerPane.setDisable(true);
 
-        Task.of(() -> {
+        Task.runAsync(() -> {
             serverBeingAdded = AuthlibInjectorServer.locateServer(url);
-        }).finalized(Schedulers.javafx(), (variables, isDependentsSucceeded) -> {
+        }).whenComplete(Schedulers.javafx(), exception -> {
             addServerPane.setDisable(false);
             nextPane.hideSpinner();
 
-            if (isDependentsSucceeded) {
+            if (exception == null) {
                 lblServerName.setText(serverBeingAdded.getName());
                 lblServerUrl.setText(serverBeingAdded.getUrl());
 
                 lblServerWarning.setVisible("http".equals(NetworkUtils.toURL(serverBeingAdded.getUrl()).getProtocol()));
 
-                transitionHandler.setContent(confirmServerPane, ContainerAnimations.SWIPE_LEFT.getAnimationProducer());
+                root.setContent(confirmServerPane, ContainerAnimations.SWIPE_LEFT.getAnimationProducer());
             } else {
-                Exception exception = variables.get("lastException");
                 LOG.log(Level.WARNING, "Failed to resolve auth server: " + url, exception);
                 lblCreationWarning.setText(resolveFetchExceptionMessage(exception));
             }
@@ -128,7 +123,7 @@ public class AddAuthlibInjectorServerPane extends StackPane implements DialogAwa
 
     @FXML
     private void onAddPrev() {
-        transitionHandler.setContent(addServerPane, ContainerAnimations.SWIPE_RIGHT.getAnimationProducer());
+        root.setContent(addServerPane, ContainerAnimations.SWIPE_RIGHT.getAnimationProducer());
     }
 
     @FXML

HMCL/src/main/java/org/jackhuang/hmcl/ui/account/AuthlibInjectorServerItem.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,12 +13,14 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.account;
 
 import com.jfoenix.controls.JFXButton;
 import com.jfoenix.effects.JFXDepthManager;
+
+import javafx.beans.binding.Bindings;
 import javafx.geometry.Pos;
 import javafx.scene.control.Label;
 import javafx.scene.layout.BorderPane;
@@ -33,17 +35,17 @@ public final class AuthlibInjectorServerItem extends BorderPane {
     private final AuthlibInjectorServer server;
 
     private final Label lblServerName = new Label();
-    private final Label lblServerIp = new Label();
+    private final Label lblServerUrl = new Label();
 
     public AuthlibInjectorServerItem(AuthlibInjectorServer server, Consumer<AuthlibInjectorServerItem> deleteCallback) {
         this.server = server;
 
         lblServerName.setStyle("-fx-font-size: 15;");
-        lblServerIp.setStyle("-fx-font-size: 10;");
+        lblServerUrl.setStyle("-fx-font-size: 10;");
 
         VBox center = new VBox();
         BorderPane.setAlignment(center, Pos.CENTER);
-        center.getChildren().addAll(lblServerName, lblServerIp);
+        center.getChildren().addAll(lblServerName, lblServerUrl);
         setCenter(center);
 
         JFXButton right = new JFXButton();
@@ -55,8 +57,8 @@ public final class AuthlibInjectorServerItem extends BorderPane {
 
         setStyle("-fx-background-radius: 2; -fx-background-color: white; -fx-padding: 8;");
         JFXDepthManager.setDepth(this, 1);
-        lblServerName.setText(server.getName());
-        lblServerIp.setText(server.getUrl());
+        lblServerName.textProperty().bind(Bindings.createStringBinding(server::getName, server));
+        lblServerUrl.setText(server.getUrl());
     }
 
     public AuthlibInjectorServer getServer() {

HMCL/src/main/java/org/jackhuang/hmcl/ui/account/AuthlibInjectorServersPage.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,43 +13,30 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.account;
 
 import javafx.beans.binding.Bindings;
-import javafx.beans.property.ReadOnlyStringProperty;
-import javafx.beans.property.ReadOnlyStringWrapper;
+import javafx.beans.property.ReadOnlyObjectWrapper;
 import javafx.collections.ObservableList;
-import javafx.fxml.FXML;
-import javafx.scene.control.ScrollPane;
-import javafx.scene.layout.StackPane;
-import javafx.scene.layout.VBox;
 import org.jackhuang.hmcl.auth.authlibinjector.AuthlibInjectorServer;
 import org.jackhuang.hmcl.ui.Controllers;
+import org.jackhuang.hmcl.ui.ListPage;
 import org.jackhuang.hmcl.ui.decorator.DecoratorPage;
 import org.jackhuang.hmcl.util.javafx.MappedObservableList;
 
 import static org.jackhuang.hmcl.setting.ConfigHolder.config;
-import static org.jackhuang.hmcl.ui.FXUtils.loadFXML;
-import static org.jackhuang.hmcl.ui.FXUtils.smoothScrolling;
 import static org.jackhuang.hmcl.util.i18n.I18n.i18n;
 
-public class AuthlibInjectorServersPage extends StackPane implements DecoratorPage {
-    private final ReadOnlyStringWrapper title = new ReadOnlyStringWrapper(this, "title", i18n("account.injector.manage.title"));
+public class AuthlibInjectorServersPage extends ListPage<AuthlibInjectorServerItem> implements DecoratorPage {
+    private final ReadOnlyObjectWrapper<State> state = new ReadOnlyObjectWrapper<>(State.fromTitle(i18n("account.injector.manage.title")));
 
-    @FXML private ScrollPane scrollPane;
-    @FXML private VBox listPane;
-    @FXML private StackPane contentPane;
-
-    private ObservableList<AuthlibInjectorServerItem> serverItems;
+    private final ObservableList<AuthlibInjectorServerItem> serverItems;
 
     public AuthlibInjectorServersPage() {
-        loadFXML(this, "/assets/fxml/authlib-injector-servers.fxml");
-        smoothScrolling(scrollPane);
-
         serverItems = MappedObservableList.create(config().getAuthlibInjectorServers(), this::createServerItem);
-        Bindings.bindContent(listPane.getChildren(), serverItems);
+        Bindings.bindContent(itemsProperty(), serverItems);
     }
 
     private AuthlibInjectorServerItem createServerItem(AuthlibInjectorServer server) {
@@ -57,21 +44,13 @@ public class AuthlibInjectorServersPage extends StackPane implements DecoratorPa
                 item -> config().getAuthlibInjectorServers().remove(item.getServer()));
     }
 
-    @FXML
-    private void onAdd() {
+    @Override
+    public void add() {
         Controllers.dialog(new AddAuthlibInjectorServerPane());
     }
 
-    public String getTitle() {
-        return title.get();
-    }
-
     @Override
-    public ReadOnlyStringProperty titleProperty() {
-        return title.getReadOnlyProperty();
-    }
-
-    public void setTitle(String title) {
-        this.title.set(title);
+    public ReadOnlyObjectWrapper<State> stateProperty() {
+        return state;
     }
 }

HMCL/src/main/java/org/jackhuang/hmcl/ui/account/MicrosoftAccountLoginStage.java

@@ -0,0 +1,72 @@
+/*
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+package org.jackhuang.hmcl.ui.account;
+
+import javafx.application.Platform;
+import javafx.stage.Modality;
+import org.jackhuang.hmcl.auth.microsoft.MicrosoftService;
+import org.jackhuang.hmcl.ui.WebStage;
+
+import java.util.concurrent.CompletableFuture;
+import java.util.function.Predicate;
+
+import static org.jackhuang.hmcl.Launcher.COOKIE_MANAGER;
+
+public class MicrosoftAccountLoginStage extends WebStage implements MicrosoftService.WebViewCallback {
+    public static final MicrosoftAccountLoginStage INSTANCE = new MicrosoftAccountLoginStage();
+
+    CompletableFuture<String> future;
+    Predicate<String> urlTester;
+
+    public MicrosoftAccountLoginStage() {
+        super(600, 600);
+        initModality(Modality.APPLICATION_MODAL);
+
+        titleProperty().bind(webEngine.titleProperty());
+
+        webEngine.locationProperty().addListener((observable, oldValue, newValue) -> {
+            if (urlTester != null && urlTester.test(newValue)) {
+                future.complete(newValue);
+                hide();
+            }
+        });
+
+        showingProperty().addListener((observable, oldValue, newValue) -> {
+            if (!newValue) {
+                if (future != null) {
+                    future.completeExceptionally(new InterruptedException());
+                }
+                future = null;
+                urlTester = null;
+            }
+        });
+    }
+
+    @Override
+    public CompletableFuture<String> show(MicrosoftService service, Predicate<String> urlTester, String initialURL) {
+        Platform.runLater(() -> {
+            COOKIE_MANAGER.getCookieStore().removeAll();
+
+            webEngine.load(initialURL);
+            show();
+        });
+        this.future = new CompletableFuture<>();
+        this.urlTester = urlTester;
+        return future;
+    }
+}

HMCL/src/main/java/org/jackhuang/hmcl/ui/animation/AnimationHandler.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.animation;
 

HMCL/src/main/java/org/jackhuang/hmcl/ui/animation/AnimationProducer.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,11 +13,12 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.animation;
 
 import javafx.animation.KeyFrame;
+import org.jetbrains.annotations.Nullable;
 
 import java.util.List;
 
@@ -25,4 +26,6 @@ public interface AnimationProducer {
     void init(AnimationHandler handler);
 
     List<KeyFrame> animate(AnimationHandler handler);
+
+    @Nullable AnimationProducer opposite();
 }

HMCL/src/main/java/org/jackhuang/hmcl/ui/animation/ContainerAnimations.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright c 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.animation;
 
@@ -21,6 +21,8 @@ import javafx.animation.Interpolator;
 import javafx.animation.KeyFrame;
 import javafx.animation.KeyValue;
 import javafx.util.Duration;
+import org.jackhuang.hmcl.ui.FXUtils;
+import org.jetbrains.annotations.Nullable;
 
 import java.util.Arrays;
 import java.util.Collections;
@@ -41,6 +43,7 @@ public enum ContainerAnimations {
         c.getCurrentNode().setScaleY(1);
         c.getCurrentNode().setOpacity(1);
     }, c -> Collections.emptyList()),
+
     /**
      * A fade between the old and new view
      */
@@ -62,6 +65,36 @@ public enum ContainerAnimations {
                     new KeyFrame(c.getDuration(),
                             new KeyValue(c.getPreviousNode().opacityProperty(), 0, Interpolator.EASE_BOTH),
                             new KeyValue(c.getCurrentNode().opacityProperty(), 1, Interpolator.EASE_BOTH)))),
+
+    /**
+     * A fade between the old and new view
+     */
+    FADE_IN(c -> {
+        c.getCurrentNode().setTranslateX(0);
+        c.getCurrentNode().setTranslateY(0);
+        c.getCurrentNode().setScaleX(1);
+        c.getCurrentNode().setScaleY(1);
+        c.getCurrentNode().setOpacity(0);
+    }, c ->
+            Arrays.asList(new KeyFrame(Duration.ZERO,
+                            new KeyValue(c.getCurrentNode().opacityProperty(), 0, FXUtils.SINE)),
+                    new KeyFrame(c.getDuration(),
+                            new KeyValue(c.getCurrentNode().opacityProperty(), 1, FXUtils.SINE)))),
+
+    /**
+     * A fade between the old and new view
+     */
+    FADE_OUT(c -> {
+        c.getCurrentNode().setTranslateX(0);
+        c.getCurrentNode().setTranslateY(0);
+        c.getCurrentNode().setScaleX(1);
+        c.getCurrentNode().setScaleY(1);
+        c.getCurrentNode().setOpacity(1);
+    }, c ->
+            Arrays.asList(new KeyFrame(Duration.ZERO,
+                            new KeyValue(c.getCurrentNode().opacityProperty(), 1, FXUtils.SINE)),
+                    new KeyFrame(c.getDuration(),
+                            new KeyValue(c.getCurrentNode().opacityProperty(), 0, FXUtils.SINE)))),
     /**
      * A zoom effect
      */
@@ -143,6 +176,7 @@ public enum ContainerAnimations {
                             new KeyValue(c.getPreviousNode().translateXProperty(), c.getCurrentRoot().getWidth(), Interpolator.EASE_BOTH))));
 
     private final AnimationProducer animationProducer;
+    private ContainerAnimations opposite;
 
     ContainerAnimations(Consumer<AnimationHandler> init, Function<AnimationHandler, List<KeyFrame>> animationProducer) {
         this.animationProducer = new AnimationProducer() {
@@ -155,10 +189,30 @@ public enum ContainerAnimations {
             public List<KeyFrame> animate(AnimationHandler handler) {
                 return animationProducer.apply(handler);
             }
+
+            @Override
+            public @Nullable AnimationProducer opposite() {
+                return opposite != null ? opposite.getAnimationProducer() : null;
+            }
         };
     }
 
     public AnimationProducer getAnimationProducer() {
         return animationProducer;
     }
+
+    public ContainerAnimations getOpposite() {
+        return opposite;
+    }
+
+    static {
+        NONE.opposite = NONE;
+        FADE.opposite = FADE;
+        SWIPE_LEFT.opposite = SWIPE_RIGHT;
+        SWIPE_RIGHT.opposite = SWIPE_LEFT;
+        FADE_IN.opposite = FADE_OUT;
+        FADE_OUT.opposite = FADE_IN;
+        ZOOM_IN.opposite = ZOOM_OUT;
+        ZOOM_OUT.opposite = ZOOM_IN;
+    }
 }

HMCL/src/main/java/org/jackhuang/hmcl/ui/animation/TransitionPane.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.animation;
 
@@ -21,29 +21,17 @@ import javafx.animation.KeyFrame;
 import javafx.animation.Timeline;
 import javafx.application.Platform;
 import javafx.scene.Node;
-import javafx.scene.Parent;
 import javafx.scene.layout.StackPane;
-import javafx.scene.shape.Rectangle;
 import javafx.util.Duration;
+import org.jackhuang.hmcl.ui.FXUtils;
 
-public final class TransitionHandler implements AnimationHandler {
-    private final StackPane view;
-    private Timeline animation;
+public class TransitionPane extends StackPane implements AnimationHandler {
     private Duration duration;
     private Node previousNode, currentNode;
 
-    /**
-     * @param view A stack pane that contains another control that is {@link Parent}
-     */
-    public TransitionHandler(StackPane view) {
-        this.view = view;
-        currentNode = view.getChildren().stream().findFirst().orElse(null);
-
-        // prevent content overflow
-        Rectangle clip = new Rectangle();
-        clip.widthProperty().bind(view.widthProperty());
-        clip.heightProperty().bind(view.heightProperty());
-        view.setClip(clip);
+    {
+        currentNode = getChildren().stream().findFirst().orElse(null);
+        FXUtils.setOverflowHidden(this);
     }
 
     @Override
@@ -58,7 +46,7 @@ public final class TransitionHandler implements AnimationHandler {
 
     @Override
     public StackPane getCurrentRoot() {
-        return view;
+        return this;
     }
 
     @Override
@@ -67,35 +55,30 @@ public final class TransitionHandler implements AnimationHandler {
     }
 
     public void setContent(Node newView, AnimationProducer transition) {
-        setContent(newView, transition, Duration.millis(320));
+        setContent(newView, transition, Duration.millis(160));
     }
 
     public void setContent(Node newView, AnimationProducer transition, Duration duration) {
         this.duration = duration;
 
-        Timeline prev = animation;
-        if (prev != null)
-            prev.stop();
-
         updateContent(newView);
 
         transition.init(this);
 
         // runLater or "init" will not work
         Platform.runLater(() -> {
-            Timeline nowAnimation = new Timeline();
-            nowAnimation.getKeyFrames().addAll(transition.animate(this));
-            nowAnimation.getKeyFrames().add(new KeyFrame(duration, e -> {
-                view.setMouseTransparent(false);
-                view.getChildren().remove(previousNode);
+            Timeline newAnimation = new Timeline();
+            newAnimation.getKeyFrames().addAll(transition.animate(this));
+            newAnimation.getKeyFrames().add(new KeyFrame(duration, e -> {
+                setMouseTransparent(false);
+                getChildren().remove(previousNode);
             }));
-            nowAnimation.play();
-            animation = nowAnimation;
+            FXUtils.playAnimation(this, "transition_pane", newAnimation);
         });
     }
 
     private void updateContent(Node newView) {
-        if (view.getWidth() > 0 && view.getHeight() > 0) {
+        if (getWidth() > 0 && getHeight() > 0) {
             previousNode = currentNode;
             if (previousNode == null)
                 previousNode = EMPTY_PANE;
@@ -105,11 +88,11 @@ public final class TransitionHandler implements AnimationHandler {
         if (previousNode == newView)
             previousNode = EMPTY_PANE;
 
-        view.setMouseTransparent(true);
+        setMouseTransparent(true);
 
         currentNode = newView;
 
-        view.getChildren().setAll(previousNode, currentNode);
+        getChildren().setAll(previousNode, currentNode);
     }
 
     private final StackPane EMPTY_PANE = new StackPane();

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/AdvancedListBox.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.construct;
 
@@ -53,22 +53,37 @@ public class AdvancedListBox extends ScrollPane {
         return this;
     }
 
-    public AdvancedListBox remove(Node child) {
-        if (child instanceof Pane)
-            container.getChildren().remove(child);
+    public AdvancedListBox add(int index, Node child) {
+        if (child instanceof Pane || child instanceof AdvancedListItem)
+            container.getChildren().add(index, child);
         else {
-            StackPane pane = null;
-            for (Node node : container.getChildren())
+            StackPane pane = new StackPane();
+            pane.getStyleClass().add("advanced-list-box-item");
+            pane.getChildren().setAll(child);
+            container.getChildren().add(index, pane);
+        }
+        return this;
+    }
+
+    public AdvancedListBox remove(Node child) {
+        container.getChildren().remove(indexOf(child));
+        return this;
+    }
+
+    public int indexOf(Node child) {
+        if (child instanceof Pane) {
+            return container.getChildren().indexOf(child);
+        } else {
+            for (int i = 0; i < container.getChildren().size(); ++i) {
+                Node node = container.getChildren().get(i);
                 if (node instanceof StackPane) {
                     ObservableList<Node> list = ((StackPane) node).getChildren();
                     if (list.size() == 1 && list.get(0) == child)
-                        pane = (StackPane) node;
+                        return i;
                 }
-            if (pane == null)
-                throw new Error();
-            container.getChildren().remove(pane);
+            }
+            return -1;
         }
-        return this;
     }
 
     public AdvancedListBox startCategory(String category) {

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/AdvancedListItem.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2017  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.construct;
 
@@ -30,10 +30,12 @@ public class AdvancedListItem extends Control {
     private final ObjectProperty<Image> image = new SimpleObjectProperty<>(this, "image");
     private final ObjectProperty<Node> rightGraphic = new SimpleObjectProperty<>(this, "rightGraphic");
     private final StringProperty title = new SimpleStringProperty(this, "title");
+    private final BooleanProperty active = new SimpleBooleanProperty(this, "active");
     private final StringProperty subtitle = new SimpleStringProperty(this, "subtitle");
     private final BooleanProperty actionButtonVisible = new SimpleBooleanProperty(this, "actionButtonVisible", true);
 
     public AdvancedListItem() {
+        getStyleClass().add("advanced-list-item");
         addEventHandler(MouseEvent.MOUSE_CLICKED, e -> fireEvent(new ActionEvent()));
     }
 
@@ -73,6 +75,18 @@ public class AdvancedListItem extends Control {
         this.title.set(title);
     }
 
+    public boolean isActive() {
+        return active.get();
+    }
+
+    public BooleanProperty activeProperty() {
+        return active;
+    }
+
+    public void setActive(boolean active) {
+        this.active.set(active);
+    }
+
     public String getSubtitle() {
         return subtitle.get();
     }

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/AdvancedListItemSkin.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2017  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,10 +13,11 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.construct;
 
+import javafx.css.PseudoClass;
 import javafx.geometry.Insets;
 import javafx.geometry.Pos;
 import javafx.scene.control.Label;
@@ -30,13 +31,19 @@ import javafx.scene.text.TextAlignment;
 import org.jackhuang.hmcl.ui.FXUtils;
 
 public class AdvancedListItemSkin extends SkinBase<AdvancedListItem> {
+    private final PseudoClass SELECTED = PseudoClass.getPseudoClass("selected");
 
     public AdvancedListItemSkin(AdvancedListItem skinnable) {
         super(skinnable);
 
         StackPane stackPane = new StackPane();
+        stackPane.getStyleClass().add("container");
         RipplerContainer container = new RipplerContainer(stackPane);
 
+        FXUtils.onChangeAndOperate(skinnable.activeProperty(), active -> {
+            skinnable.pseudoClassStateChanged(SELECTED, active);
+        });
+
         BorderPane root = new BorderPane();
         root.setPickOnBounds(false);
 
@@ -83,7 +90,7 @@ public class AdvancedListItemSkin extends SkinBase<AdvancedListItem> {
         HBox right = new HBox();
         right.setAlignment(Pos.CENTER);
         right.setMouseTransparent(true);
-        right.getStyleClass().setAll("toggle-icon4");
+        right.getStyleClass().add("toggle-icon4");
         FXUtils.setLimitWidth(right, 40);
         FXUtils.onChangeAndOperate(skinnable.rightGraphicProperty(),
                 newGraphic -> {
@@ -99,7 +106,7 @@ public class AdvancedListItemSkin extends SkinBase<AdvancedListItem> {
                 visible -> root.setRight(visible ? right : null));
 
         stackPane.setStyle("-fx-padding: 10 16 10 16;");
-        stackPane.getStyleClass().setAll("transparent");
+        stackPane.getStyleClass().add("transparent");
         stackPane.setPickOnBounds(false);
         stackPane.getChildren().setAll(root);
 

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/ClassTitle.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.construct;
 

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/ComponentList.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.construct;
 
@@ -34,6 +34,8 @@ import javafx.scene.control.Control;
 import javafx.scene.control.SkinBase;
 import javafx.scene.layout.VBox;
 
+import java.util.function.Consumer;
+
 @DefaultProperty("content")
 public class ComponentList extends Control {
     private final StringProperty title = new SimpleStringProperty(this, "title", "Group");
@@ -41,6 +43,8 @@ public class ComponentList extends Control {
     private final IntegerProperty depth = new SimpleIntegerProperty(this, "depth", 0);
     private boolean hasSubtitle = false;
     public final ObservableList<Node> content = FXCollections.observableArrayList();
+    private boolean expanded = false;
+    private Consumer<ComponentList> lazyInitializer;
 
     public ComponentList() {
         getStyleClass().add("options-list");
@@ -94,6 +98,18 @@ public class ComponentList extends Control {
         return content;
     }
 
+    public void setLazyInitializer(Consumer<ComponentList> lazyInitializer) {
+        this.lazyInitializer = lazyInitializer;
+    }
+
+    public void onExpand() {
+        if (!expanded && lazyInitializer != null) {
+            lazyInitializer.accept(this);
+        }
+
+        expanded = true;
+    }
+
     @Override
     protected javafx.scene.control.Skin<?> createDefaultSkin() {
         return new Skin(this);
@@ -101,9 +117,11 @@ public class ComponentList extends Control {
 
     protected static class Skin extends SkinBase<ComponentList> {
         private static final PseudoClass PSEUDO_CLASS_FIRST = PseudoClass.getPseudoClass("first");
+        private static final PseudoClass PSEUDO_CLASS_LAST = PseudoClass.getPseudoClass("last");
 
         private final ObservableList<Node> list;
         private final ObjectBinding<Node> firstItem;
+        private final ObjectBinding<Node> lastItem;
 
         protected Skin(ComponentList control) {
             super(control);
@@ -124,6 +142,16 @@ public class ComponentList extends Control {
             if (!list.isEmpty())
                 list.get(0).pseudoClassStateChanged(PSEUDO_CLASS_FIRST, true);
 
+            lastItem = Bindings.valueAt(list, Bindings.subtract(Bindings.size(list), 1));
+            lastItem.addListener((observable, oldValue, newValue) -> {
+                if (newValue != null)
+                    newValue.pseudoClassStateChanged(PSEUDO_CLASS_LAST, true);
+                if (oldValue != null)
+                    oldValue.pseudoClassStateChanged(PSEUDO_CLASS_LAST, false);
+            });
+            if (!list.isEmpty())
+                list.get(list.size() - 1).pseudoClassStateChanged(PSEUDO_CLASS_LAST, true);
+
             VBox vbox = new VBox();
             Bindings.bindContent(vbox.getChildren(), list);
             getChildren().setAll(vbox);

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/ComponentListCell.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.construct;
 
@@ -126,7 +126,7 @@ class ComponentListCell extends StackPane {
             VBox container = new VBox();
             container.setPadding(new Insets(8, 0, 0, 0));
             FXUtils.setLimitHeight(container, 0);
-            FXUtils.setOverflowHidden(container, true);
+            FXUtils.setOverflowHidden(container);
             container.getChildren().setAll(content);
             groupNode.setBottom(container);
 
@@ -143,6 +143,7 @@ class ComponentListCell extends StackPane {
 
                 if (isExpanded()) {
                     updateClip(newHeight);
+                    list.onExpand();
                 }
 
                 expandAnimation = new Timeline(new KeyFrame(new Duration(320.0),
@@ -161,8 +162,9 @@ class ComponentListCell extends StackPane {
                     expandIcon.setRotate(newValue ? 180 : 0));
 
             getChildren().setAll(groupNode);
-        } else
+        } else {
             getChildren().setAll(content);
+        }
     }
 
     public boolean isExpanded() {

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/ComponentSublist.java

@@ -1,3 +1,20 @@
+/*
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
 package org.jackhuang.hmcl.ui.construct;
 
 import javafx.beans.DefaultProperty;
@@ -6,7 +23,7 @@ import javafx.beans.property.SimpleObjectProperty;
 import javafx.scene.Node;
 
 @DefaultProperty("content")
-public final class ComponentSublist extends ComponentList {
+public class ComponentSublist extends ComponentList {
 
     private final ObjectProperty<Node> headerLeft = new SimpleObjectProperty<>(this, "headerLeft");
     private final ObjectProperty<Node> headerRight = new SimpleObjectProperty<>(this, "headerRight");

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/DialogAware.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2017  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.construct;
 

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/DialogCloseEvent.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.construct;
 

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/FileItem.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.construct;
 
@@ -61,7 +61,7 @@ public class FileItem extends BorderPane {
         right.setGraphic(SVG.pencil(Theme.blackFillBinding(), 15, 15));
         right.getStyleClass().add("toggle-icon4");
         right.setOnMouseClicked(e -> onExplore());
-        FXUtils.installTooltip(right, i18n("button.edit"));
+        FXUtils.installFastTooltip(right, i18n("button.edit"));
         setRight(right);
 
         Tooltip tip = new Tooltip();
@@ -75,7 +75,13 @@ public class FileItem extends BorderPane {
      * Converts the given path to absolute/relative(if possible) path according to {@link #convertToRelativePathProperty()}.
      */
     private String processPath(String path) {
-        Path given = Paths.get(path).toAbsolutePath();
+        Path given;
+        try {
+            given = Paths.get(path).toAbsolutePath();
+        } catch (IllegalArgumentException e) {
+            return path;
+        }
+
         if (isConvertToRelativePath()) {
             try {
                 return Paths.get(".").normalize().toAbsolutePath().relativize(given).normalize().toString();

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/FloatListCell.java

@@ -0,0 +1,59 @@
+/*
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+package org.jackhuang.hmcl.ui.construct;
+
+import com.jfoenix.effects.JFXDepthManager;
+import javafx.css.PseudoClass;
+import javafx.geometry.Insets;
+import javafx.scene.Cursor;
+import javafx.scene.control.ListCell;
+import javafx.scene.layout.StackPane;
+import org.jackhuang.hmcl.ui.FXUtils;
+
+public abstract class FloatListCell<T> extends ListCell<T> {
+    private final PseudoClass SELECTED = PseudoClass.getPseudoClass("selected");
+
+    protected final StackPane pane = new StackPane();
+
+    {
+        setText(null);
+        setGraphic(null);
+
+        pane.getStyleClass().add("card");
+        pane.setCursor(Cursor.HAND);
+        setPadding(new Insets(9, 9, 0, 9));
+        JFXDepthManager.setDepth(pane, 1);
+
+        FXUtils.onChangeAndOperate(selectedProperty(), selected -> {
+            pane.pseudoClassStateChanged(SELECTED, selected);
+        });
+    }
+
+    @Override
+    protected void updateItem(T item, boolean empty) {
+        super.updateItem(item, empty);
+        updateControl(item, empty);
+        if (empty) {
+            setGraphic(null);
+        } else {
+            setGraphic(pane);
+        }
+    }
+
+    protected abstract void updateControl(T dataItem, boolean empty);
+}

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/FloatScrollBarSkin.java

@@ -0,0 +1,191 @@
+/*
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+package org.jackhuang.hmcl.ui.construct;
+
+import javafx.beans.binding.Bindings;
+import javafx.beans.binding.NumberBinding;
+import javafx.geometry.Orientation;
+import javafx.geometry.Point2D;
+import javafx.scene.Node;
+import javafx.scene.control.ScrollBar;
+import javafx.scene.control.Skin;
+import javafx.scene.layout.Region;
+import javafx.scene.shape.Rectangle;
+import org.jackhuang.hmcl.util.Lang;
+
+public class FloatScrollBarSkin implements Skin<ScrollBar> {
+    private ScrollBar scrollBar;
+    private Region group;
+    private Rectangle track = new Rectangle();
+    private Rectangle thumb = new Rectangle();
+
+    public FloatScrollBarSkin(final ScrollBar scrollBar) {
+        this.scrollBar = scrollBar;
+        scrollBar.setPrefHeight(1e-18);
+        scrollBar.setPrefWidth(1e-18);
+
+        this.group = new Region() {
+            Point2D dragStart;
+            double preDragThumbPos;
+
+            NumberBinding range = Bindings.subtract(scrollBar.maxProperty(), scrollBar.minProperty());
+            NumberBinding position = Bindings.divide(Bindings.subtract(scrollBar.valueProperty(), scrollBar.minProperty()), range);
+
+            {
+                // Children are added unmanaged because for some reason the height of the bar keeps changing
+                // if they're managed in certain situations... not sure about the cause.
+                getChildren().addAll(track, thumb);
+
+                track.setManaged(false);
+                track.getStyleClass().add("track");
+
+                thumb.setManaged(false);
+                thumb.getStyleClass().add("thumb");
+
+                scrollBar.orientationProperty().addListener(obs -> setup());
+
+                setup();
+
+
+                thumb.setOnMousePressed(me -> {
+                    if (me.isSynthesized()) {
+                        // touch-screen events handled by Scroll handler
+                        me.consume();
+                        return;
+                    }
+                    /*
+                     ** if max isn't greater than min then there is nothing to do here
+                     */
+                    if (getSkinnable().getMax() > getSkinnable().getMin()) {
+                        dragStart = thumb.localToParent(me.getX(), me.getY());
+                        double clampedValue = Lang.clamp(getSkinnable().getMin(), getSkinnable().getValue(), getSkinnable().getMax());
+                        preDragThumbPos = (clampedValue - getSkinnable().getMin()) / (getSkinnable().getMax() - getSkinnable().getMin());
+                        me.consume();
+                    }
+                });
+
+
+                thumb.setOnMouseDragged(me -> {
+                    if (me.isSynthesized()) {
+                        // touch-screen events handled by Scroll handler
+                        me.consume();
+                        return;
+                    }
+                    /*
+                     ** if max isn't greater than min then there is nothing to do here
+                     */
+                    if (getSkinnable().getMax() > getSkinnable().getMin()) {
+                        /*
+                         ** if the tracklength isn't greater then do nothing....
+                         */
+                        if (trackLength() > thumbLength()) {
+                            Point2D cur = thumb.localToParent(me.getX(), me.getY());
+                            if (dragStart == null) {
+                                // we're getting dragged without getting a mouse press
+                                dragStart = thumb.localToParent(me.getX(), me.getY());
+                            }
+                            double dragPos = getSkinnable().getOrientation() == Orientation.VERTICAL ? cur.getY() - dragStart.getY(): cur.getX() - dragStart.getX();
+                            double position = preDragThumbPos + dragPos / (trackLength() - thumbLength());
+                            if (!getSkinnable().isFocused() && getSkinnable().isFocusTraversable()) getSkinnable().requestFocus();
+                            double newValue = (position * (getSkinnable().getMax() - getSkinnable().getMin())) + getSkinnable().getMin();
+                            if (!Double.isNaN(newValue)) {
+                                getSkinnable().setValue(Lang.clamp(getSkinnable().getMin(), newValue, getSkinnable().getMax()));
+                            }
+                        }
+
+                        me.consume();
+                    }
+                });
+            }
+
+            private double trackLength() {
+                return getSkinnable().getOrientation() == Orientation.VERTICAL ? track.getHeight() : track.getWidth();
+            }
+
+            private double thumbLength() {
+                return getSkinnable().getOrientation() == Orientation.VERTICAL ? thumb.getHeight() : thumb.getWidth();
+            }
+
+            private void setup() {
+                track.widthProperty().unbind();
+                track.heightProperty().unbind();
+
+                if (scrollBar.getOrientation() == Orientation.HORIZONTAL) {
+                    track.relocate(0, -5);
+                    track.widthProperty().bind(scrollBar.widthProperty());
+                    track.setHeight(5);
+                } else {
+                    track.relocate(-5, 0);
+                    track.setWidth(5);
+                    track.heightProperty().bind(scrollBar.heightProperty());
+                }
+
+                thumb.xProperty().unbind();
+                thumb.yProperty().unbind();
+                thumb.widthProperty().unbind();
+                thumb.heightProperty().unbind();
+
+                if (scrollBar.getOrientation() == Orientation.HORIZONTAL) {
+                    thumb.relocate(0, -5);
+                    thumb.widthProperty().bind(Bindings.max(20, scrollBar.visibleAmountProperty().divide(range).multiply(scrollBar.widthProperty())));
+                    thumb.setHeight(5);
+                    thumb.xProperty().bind(Bindings.subtract(scrollBar.widthProperty(), thumb.widthProperty()).multiply(position));
+                } else {
+                    thumb.relocate(-5, 0);
+                    thumb.setWidth(5);
+                    thumb.heightProperty().bind(Bindings.max(20, scrollBar.visibleAmountProperty().divide(range).multiply(scrollBar.heightProperty())));
+                    thumb.yProperty().bind(Bindings.subtract(scrollBar.heightProperty(), thumb.heightProperty()).multiply(position));
+                }
+            }
+
+            @Override
+            protected double computeMaxWidth(double height) {
+                if (scrollBar.getOrientation() == Orientation.HORIZONTAL) {
+                    return Double.MAX_VALUE;
+                }
+
+                return 5;
+            }
+
+            @Override
+            protected double computeMaxHeight(double width) {
+                if (scrollBar.getOrientation() == Orientation.VERTICAL) {
+                    return Double.MAX_VALUE;
+                }
+
+                return 5;
+            }
+        };
+    }
+
+    @Override
+    public void dispose() {
+        scrollBar = null;
+        group = null;
+    }
+
+    @Override
+    public Node getNode() {
+        return group;
+    }
+
+    @Override
+    public ScrollBar getSkinnable() {
+        return scrollBar;
+    }
+}

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/FontComboBox.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.construct;
 
@@ -21,35 +21,35 @@ import static javafx.collections.FXCollections.emptyObservableList;
 import static javafx.collections.FXCollections.observableList;
 import static javafx.collections.FXCollections.singletonObservableList;
 
-import org.jackhuang.hmcl.util.javafx.MultiStepBinding;
+import org.jackhuang.hmcl.util.javafx.BindingMapping;
 
 import com.jfoenix.controls.JFXComboBox;
+import com.jfoenix.controls.JFXListCell;
 
 import javafx.beans.NamedArg;
 import javafx.beans.binding.Bindings;
-import javafx.scene.control.ListCell;
 import javafx.scene.text.Font;
 
 public class FontComboBox extends JFXComboBox<String> {
 
     private boolean loaded = false;
 
-    public FontComboBox(@NamedArg(value = "fontSize", defaultValue = "12.0") double fontSize,
-                        @NamedArg(value = "enableStyle", defaultValue = "false") boolean enableStyle) {
+    public FontComboBox(@NamedArg(value = "fontSize", defaultValue = "12.0") double fontSize) {
         styleProperty().bind(Bindings.concat("-fx-font-family: \"", valueProperty(), "\""));
 
-        setCellFactory(listView -> new ListCell<String>() {
+        setCellFactory(listView -> new JFXListCell<String>() {
             @Override
-            protected void updateItem(String item, boolean empty) {
+            public void updateItem(String item, boolean empty) {
                 super.updateItem(item, empty);
-                if (item != null) {
+                if (!empty) {
                     setText(item);
-                    setFont(new Font(item, fontSize));
+                    setGraphic(null);
+                    setStyle("-fx-font-family: \"" + item + "\"");
                 }
             }
         });
 
-        itemsProperty().bind(MultiStepBinding.of(valueProperty())
+        itemsProperty().bind(BindingMapping.of(valueProperty())
                         .map(value -> value == null ? emptyObservableList() : singletonObservableList(value)));
 
         setOnMouseClicked(e -> {

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/IconedItem.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,11 +13,10 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.construct;
 
-import javafx.geometry.Pos;
 import javafx.scene.Node;
 import javafx.scene.control.Label;
 import javafx.scene.layout.HBox;
@@ -45,7 +44,7 @@ public class IconedItem extends RipplerContainer {
             hBox.getChildren().add(icon);
         }
 
-        hBox.getStyleClass().setAll("iconed-item-container");
+        hBox.getStyleClass().add("iconed-item-container");
         Label textLabel = new Label();
         textLabel.setId("label");
         textLabel.setMouseTransparent(true);

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/IconedMenuItem.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2017  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,11 +13,12 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.construct;
 
 import javafx.scene.Node;
+import org.jackhuang.hmcl.ui.FXUtils;
 
 public class IconedMenuItem extends IconedItem {
 
@@ -27,4 +28,9 @@ public class IconedMenuItem extends IconedItem {
         getStyleClass().setAll("iconed-menu-item");
         setOnMouseClicked(e -> action.run());
     }
+
+    public IconedMenuItem addTooltip(String tooltip) {
+        FXUtils.installFastTooltip(this, tooltip);
+        return this;
+    }
 }

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/ImagePickerItem.java

@@ -1,3 +1,20 @@
+/*
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
 package org.jackhuang.hmcl.ui.construct;
 
 import com.jfoenix.controls.JFXButton;
@@ -46,7 +63,7 @@ public final class ImagePickerItem extends BorderPane {
         deleteButton.onMouseClickedProperty().bind(onDeleteButtonClicked);
         deleteButton.getStyleClass().add("toggle-icon4");
 
-        FXUtils.installTooltip(selectButton, i18n("button.edit"));
+        FXUtils.installFastTooltip(selectButton, i18n("button.edit"));
 
         HBox hBox = new HBox();
         hBox.getChildren().setAll(imageView, selectButton, deleteButton);

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/InputDialogPane.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,51 +13,59 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.construct;
 
 import com.jfoenix.controls.JFXButton;
 import com.jfoenix.controls.JFXTextField;
-import javafx.beans.binding.Bindings;
 import javafx.fxml.FXML;
 import javafx.scene.control.Label;
 import javafx.scene.layout.StackPane;
+import javafx.scene.layout.VBox;
 import org.jackhuang.hmcl.ui.FXUtils;
 import org.jackhuang.hmcl.util.FutureCallback;
 
+import java.util.concurrent.CompletableFuture;
+
 public class InputDialogPane extends StackPane {
+    private final CompletableFuture<String> future = new CompletableFuture<>();
 
     @FXML
     private JFXButton acceptButton;
     @FXML
     private JFXButton cancelButton;
     @FXML
-    private JFXTextField textField;
+    private Label title;
     @FXML
-    private Label content;
+    private VBox vbox;
     @FXML
     private Label lblCreationWarning;
+    @FXML
+    private SpinnerPane acceptPane;
 
-    public InputDialogPane(String text, FutureCallback<String> onResult) {
+    public InputDialogPane(String text, String initialValue, FutureCallback<String> onResult) {
         FXUtils.loadFXML(this, "/assets/fxml/input-dialog.fxml");
-        content.setText(text);
+        title.setText(text);
+        JFXTextField textField = new JFXTextField();
+        textField.setText(initialValue);
+        vbox.getChildren().setAll(textField);
         cancelButton.setOnMouseClicked(e -> fireEvent(new DialogCloseEvent()));
         acceptButton.setOnMouseClicked(e -> {
+            acceptPane.showSpinner();
+
             onResult.call(textField.getText(), () -> {
+                acceptPane.hideSpinner();
+                future.complete(textField.getText());
                 fireEvent(new DialogCloseEvent());
             }, msg -> {
+                acceptPane.hideSpinner();
                 lblCreationWarning.setText(msg);
             });
         });
-
-        acceptButton.disableProperty().bind(Bindings.createBooleanBinding(
-                () -> !textField.validate(),
-                textField.textProperty()
-        ));
     }
 
-    public void setInitialText(String text) {
-        textField.setText(text);
+    public CompletableFuture<String> getCompletableFuture() {
+        return future;
     }
 }

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/MenuSeparator.java

@@ -1,3 +1,20 @@
+/*
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
 package org.jackhuang.hmcl.ui.construct;
 
 import javafx.geometry.Insets;

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/MessageBox.java

@@ -1,172 +0,0 @@
-/*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
- */
-package org.jackhuang.hmcl.ui.construct;
-
-import javafx.scene.control.Alert;
-import javafx.scene.control.ButtonType;
-import javafx.scene.control.TextInputDialog;
-import org.jackhuang.hmcl.ui.FXUtils;
-
-import javax.swing.*;
-import java.util.Optional;
-
-import static org.jackhuang.hmcl.util.i18n.I18n.i18n;
-
-public final class MessageBox {
-    private MessageBox() {
-    }
-
-    private static final String TITLE = i18n("message.info");
-
-    /**
-     * User Operation: Yes
-     */
-    public static final int YES_OPTION = 0;
-
-    /**
-     * User Operation: No
-     */
-    public static final int NO_OPTION = 1;
-
-    /**
-     * User Operation: Cancel
-     */
-    public static final int CANCEL_OPTION = 2;
-
-    /**
-     * User Operation: OK
-     */
-    public static final int OK_OPTION = 0;
-
-    /**
-     * User Operation: Closed Message Box
-     */
-    public static final int CLOSED_OPTION = -1;
-
-    /**
-     * Buttons: Yes No
-     */
-    public static final int YES_NO_OPTION = 10;
-    /**
-     * Buttons: Yes No Cancel
-     */
-    public static final int YES_NO_CANCEL_OPTION = 11;
-    /**
-     * Buttons: OK Cancel
-     */
-    public static final int OK_CANCEL_OPTION = 12;
-
-    /**
-     * Message Box Type: Error
-     */
-    public static final int ERROR_MESSAGE = 0;
-    /**
-     * Message Box Type: Info
-     */
-    public static final int INFORMATION_MESSAGE = 1;
-    /**
-     * Message Box Type: Warning
-     */
-    public static final int WARNING_MESSAGE = 2;
-    /**
-     * Message Box Type: Question
-     */
-    public static final int QUESTION_MESSAGE = 3;
-    /**
-     * Message Box Type: Fine
-     */
-    public static final int FINE_MESSAGE = 4;
-    /**
-     * Message Box Type: Plain
-     */
-    public static final int PLAIN_MESSAGE = -1;
-
-
-    public static void show(String message) {
-        show(message, TITLE);
-    }
-
-    /**
-     * Show MsgBox with title and options
-     *
-     * @param message The Message
-     * @param title   The title of MsgBox.
-     * @return user operation.
-     */
-    public static Optional<ButtonType> show(String message, String title) {
-        Alert alert = new Alert(Alert.AlertType.INFORMATION);
-        alert.setTitle(title);
-        alert.setHeaderText(title);
-        alert.setContentText(message);
-        return alert.showAndWait();
-    }
-
-    public static int confirm(String message, String title) {
-        return confirm(message, title, -1);
-    }
-
-    public static int confirm(String message, int option) {
-        return confirm(message, TITLE, option);
-    }
-
-    public static int confirm(String message, String title, int option) {
-        return FXUtils.runInUIThread(() -> {
-            Alert alert = new Alert(Alert.AlertType.CONFIRMATION);
-            alert.setTitle(title);
-            alert.setHeaderText(title);
-            alert.setContentText(message);
-            switch (option) {
-                case YES_NO_OPTION:
-                    alert.getButtonTypes().setAll(ButtonType.YES, ButtonType.NO);
-                    break;
-                case YES_NO_CANCEL_OPTION:
-                    alert.getButtonTypes().setAll(ButtonType.YES, ButtonType.NO, ButtonType.CANCEL);
-                    break;
-                case OK_CANCEL_OPTION:
-                    alert.getButtonTypes().setAll(ButtonType.OK, ButtonType.CANCEL);
-                    break;
-                default:
-                    throw new IllegalArgumentException("Unrecognized message box option " + option);
-            }
-            Optional<ButtonType> buttonType = alert.showAndWait();
-            if (!buttonType.isPresent()) return CLOSED_OPTION;
-            else if (buttonType.get() == ButtonType.OK) return OK_OPTION;
-            else if (buttonType.get() == ButtonType.YES) return YES_OPTION;
-            else if (buttonType.get() == ButtonType.NO) return NO_OPTION;
-            else if (buttonType.get() == ButtonType.CANCEL) return CANCEL_OPTION;
-            else throw new IllegalStateException("Unexpected button type:" + buttonType.get());
-        });
-    }
-
-    public static Optional<String> input(String message) {
-        return input(message, UIManager.getString("OptionPane.inputDialogTitle"));
-    }
-
-    public static Optional<String> input(String message, String title) {
-        return input(message, title, "");
-    }
-
-    public static Optional<String> input(String message, String title, String initialValue) {
-        TextInputDialog dialog = new TextInputDialog(initialValue);
-        dialog.setTitle(title);
-        dialog.setHeaderText(message);
-        dialog.setContentText(message);
-
-        return dialog.showAndWait();
-    }
-}

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/MessageDialogPane.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun4008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.construct;
 
@@ -32,6 +32,14 @@ import static org.jackhuang.hmcl.util.i18n.I18n.i18n;
 
 public final class MessageDialogPane extends StackPane {
 
+    public enum MessageType {
+        ERROR,
+        INFORMATION,
+        WARNING,
+        QUESTION,
+        FINE,
+    }
+
     @FXML
     private JFXButton acceptButton;
     @FXML
@@ -45,7 +53,7 @@ public final class MessageDialogPane extends StackPane {
     @FXML
     private HBox actions;
 
-    public MessageDialogPane(String text, String title, int type, Runnable onAccept) {
+    public MessageDialogPane(String text, String title, MessageType type, Runnable onAccept) {
         FXUtils.loadFXML(this, "/assets/fxml/message-dialog.fxml");
 
         if (title != null)
@@ -60,19 +68,19 @@ public final class MessageDialogPane extends StackPane {
         actions.getChildren().remove(cancelButton);
 
         switch (type) {
-            case MessageBox.INFORMATION_MESSAGE:
+            case INFORMATION:
                 graphic.setGraphic(SVG.infoCircle(Theme.blackFillBinding(), 40, 40));
                 break;
-            case MessageBox.ERROR_MESSAGE:
+            case ERROR:
                 graphic.setGraphic(SVG.closeCircle(Theme.blackFillBinding(), 40, 40));
                 break;
-            case MessageBox.FINE_MESSAGE:
+            case FINE:
                 graphic.setGraphic(SVG.checkCircle(Theme.blackFillBinding(), 40, 40));
                 break;
-            case MessageBox.WARNING_MESSAGE:
+            case WARNING:
                 graphic.setGraphic(SVG.alert(Theme.blackFillBinding(), 40, 40));
                 break;
-            case MessageBox.QUESTION_MESSAGE:
+            case QUESTION:
                 graphic.setGraphic(SVG.helpCircle(Theme.blackFillBinding(), 40, 40));
                 break;
             default:
@@ -81,7 +89,7 @@ public final class MessageDialogPane extends StackPane {
     }
 
     public MessageDialogPane(String text, String title, Runnable onAccept, Runnable onCancel) {
-        this(text, title, MessageBox.QUESTION_MESSAGE, onAccept);
+        this(text, title, MessageType.QUESTION, onAccept);
 
         cancelButton.setVisible(true);
         cancelButton.setOnMouseClicked(e -> {

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/MultiColorItem.java

@@ -1,3 +1,20 @@
+/*
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
 package org.jackhuang.hmcl.ui.construct;
 
 import com.jfoenix.controls.JFXColorPicker;

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/MultiFileItem.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.construct;
 
@@ -47,7 +47,7 @@ import java.util.function.Consumer;
 
 import static org.jackhuang.hmcl.util.i18n.I18n.i18n;
 
-public class MultiFileItem<T> extends ComponentList {
+public class MultiFileItem<T> extends ComponentSublist {
     private final StringProperty customTitle = new SimpleStringProperty(this, "customTitle", i18n("selector.custom"));
     private final StringProperty chooserTitle = new SimpleStringProperty(this, "chooserTitle", i18n("selector.choose_file"));
     private final BooleanProperty directory = new SimpleBooleanProperty(this, "directory", false);
@@ -148,6 +148,7 @@ public class MultiFileItem<T> extends ComponentList {
         pane.setLeft(left);
 
         Label right = new Label(subtitle);
+        right.setWrapText(true);
         right.getStyleClass().add("subtitle-label");
         right.setStyle("-fx-font-size: 10;");
         pane.setRight(right);

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/Navigator.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2017  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,35 +13,39 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.construct;
 
+import javafx.beans.property.BooleanProperty;
 import javafx.beans.property.ObjectProperty;
+import javafx.beans.property.SimpleBooleanProperty;
 import javafx.beans.property.SimpleObjectProperty;
 import javafx.event.Event;
 import javafx.event.EventHandler;
 import javafx.event.EventType;
 import javafx.scene.Node;
 import javafx.scene.layout.Region;
-import javafx.scene.layout.StackPane;
 import org.jackhuang.hmcl.ui.FXUtils;
+import org.jackhuang.hmcl.ui.animation.AnimationProducer;
 import org.jackhuang.hmcl.ui.animation.ContainerAnimations;
-import org.jackhuang.hmcl.ui.animation.TransitionHandler;
+import org.jackhuang.hmcl.ui.animation.TransitionPane;
 import org.jackhuang.hmcl.util.Logging;
 
 import java.util.Optional;
 import java.util.Stack;
+import java.util.logging.Level;
 
-public class Navigator extends StackPane {
+public class Navigator extends TransitionPane {
     private static final String PROPERTY_DIALOG_CLOSE_HANDLER = Navigator.class.getName() + ".closeListener";
 
+    private final BooleanProperty backable = new SimpleBooleanProperty(this, "backable");
     private final Stack<Node> stack = new Stack<>();
-    private final TransitionHandler animationHandler = new TransitionHandler(this);
     private boolean initialized = false;
 
     public void init(Node init) {
         stack.push(init);
+        backable.set(canGoBack());
         getChildren().setAll(init);
 
         fireEvent(new NavigationEvent(this, init, NavigationEvent.NAVIGATED));
@@ -49,7 +53,7 @@ public class Navigator extends StackPane {
         initialized = true;
     }
 
-    public void navigate(Node node) {
+    public void navigate(Node node, AnimationProducer animationProducer) {
         FXUtils.checkFxUserThread();
 
         if (!initialized)
@@ -62,15 +66,16 @@ public class Navigator extends StackPane {
         Logging.LOG.info("Navigate to " + node);
 
         stack.push(node);
+        backable.set(canGoBack());
 
         NavigationEvent navigating = new NavigationEvent(this, from, NavigationEvent.NAVIGATING);
         fireEvent(navigating);
         node.fireEvent(navigating);
 
-        setContent(node);
+        node.getProperties().put("hmcl.navigator.animation", animationProducer);
+        setContent(node, animationProducer);
 
         NavigationEvent navigated = new NavigationEvent(this, node, NavigationEvent.NAVIGATED);
-        fireEvent(navigated);
         node.fireEvent(navigated);
 
         EventHandler<PageCloseEvent> handler = event -> close(node);
@@ -94,21 +99,30 @@ public class Navigator extends StackPane {
         if (!initialized)
             throw new IllegalStateException("Navigator must have a root page");
 
+        if (stack.peek() != from) {
+            // Allow page to be closed multiple times.
+            Logging.LOG.log(Level.INFO, "Closing already closed page: " + from, new Throwable());
+            return;
+        }
+
         Logging.LOG.info("Closed page " + from);
 
-        if (stack.peek() != from)
-            throw new IllegalStateException();
         stack.pop();
+        backable.set(canGoBack());
         Node node = stack.peek();
 
         NavigationEvent navigating = new NavigationEvent(this, from, NavigationEvent.NAVIGATING);
         fireEvent(navigating);
         node.fireEvent(navigating);
 
-        setContent(node);
+        Object obj = from.getProperties().get("hmcl.navigator.animation");
+        if (obj instanceof AnimationProducer) {
+            setContent(node, (AnimationProducer) obj);
+        } else {
+            setContent(node, ContainerAnimations.NONE.getAnimationProducer());
+        }
 
         NavigationEvent navigated = new NavigationEvent(this, node, NavigationEvent.NAVIGATED);
-        fireEvent(navigated);
         node.fireEvent(navigated);
 
         Optional.ofNullable(from.getProperties().get(PROPERTY_DIALOG_CLOSE_HANDLER))
@@ -123,12 +137,28 @@ public class Navigator extends StackPane {
         return stack.size() > 1;
     }
 
-    private void setContent(Node content) {
-        animationHandler.setContent(content, ContainerAnimations.FADE.getAnimationProducer());
+    public boolean isBackable() {
+        return backable.get();
+    }
+
+    public BooleanProperty backableProperty() {
+        return backable;
+    }
+
+    public void setBackable(boolean backable) {
+        this.backable.set(backable);
+    }
+
+    public int size() {
+        return stack.size();
+    }
+
+    public void setContent(Node content, AnimationProducer animationProducer) {
+        super.setContent(content, animationProducer);
 
         if (content instanceof Region) {
             ((Region) content).setMinSize(0, 0);
-            FXUtils.setOverflowHidden((Region) content, true);
+            FXUtils.setOverflowHidden((Region) content);
         }
     }
 
@@ -174,14 +204,21 @@ public class Navigator extends StackPane {
         public static final EventType<NavigationEvent> NAVIGATED = new EventType<>("NAVIGATED");
         public static final EventType<NavigationEvent> NAVIGATING = new EventType<>("NAVIGATING");
 
+        private final Navigator source;
         private final Node node;
 
-        public NavigationEvent(Object source, Node target, EventType<? extends Event> eventType) {
+        public NavigationEvent(Navigator source, Node target, EventType<? extends Event> eventType) {
             super(source, target, eventType);
 
+            this.source = source;
             this.node = target;
         }
 
+        @Override
+        public Navigator getSource() {
+            return source;
+        }
+
         public Node getNode() {
             return node;
         }

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/NoneMultipleSelectionModel.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.construct;
 

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/NumberValidator.java

@@ -1,7 +1,7 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
- * 
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
  * the Free Software Foundation, either version 3 of the License, or
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.construct;
 

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/PageCloseEvent.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2017  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.construct;
 

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/PopupMenu.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2017  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.construct;
 
@@ -38,6 +38,7 @@ public class PopupMenu extends Control {
     private final BooleanProperty alwaysShowingVBar = new SimpleBooleanProperty();
 
     public PopupMenu() {
+        getStyleClass().add("popup-menu");
     }
 
     public ObservableList<Node> getContent() {
@@ -64,7 +65,7 @@ public class PopupMenu extends Control {
     public static Node wrapPopupMenuItem(Node node) {
         StackPane pane = new StackPane();
         pane.getChildren().setAll(node);
-        pane.getStyleClass().setAll("menu-container");
+        pane.getStyleClass().add("menu-container");
         node.setMouseTransparent(true);
         return new RipplerContainer(pane);
     }
@@ -82,7 +83,7 @@ public class PopupMenu extends Control {
                     .otherwise(ScrollPane.ScrollBarPolicy.AS_NEEDED));
 
             VBox content = new VBox();
-            content.getStyleClass().add("menu");
+            content.getStyleClass().add("content");
             Bindings.bindContent(content.getChildren(), PopupMenu.this.getContent());
             scrollPane.setContent(content);
 

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/PromptDialogPane.java

@@ -0,0 +1,183 @@
+/*
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+package org.jackhuang.hmcl.ui.construct;
+
+import com.jfoenix.controls.JFXButton;
+import com.jfoenix.controls.JFXCheckBox;
+import com.jfoenix.controls.JFXComboBox;
+import com.jfoenix.controls.JFXTextField;
+import com.jfoenix.validation.base.ValidatorBase;
+import javafx.beans.binding.Bindings;
+import javafx.beans.binding.BooleanBinding;
+import javafx.fxml.FXML;
+import javafx.geometry.Insets;
+import javafx.scene.control.Label;
+import javafx.scene.layout.HBox;
+import javafx.scene.layout.StackPane;
+import javafx.scene.layout.VBox;
+import org.jackhuang.hmcl.ui.FXUtils;
+import org.jackhuang.hmcl.util.FutureCallback;
+import org.jackhuang.hmcl.util.StringUtils;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.concurrent.CompletableFuture;
+
+public class PromptDialogPane extends StackPane {
+    private final CompletableFuture<List<Builder.Question<?>>> future = new CompletableFuture<>();
+
+    @FXML
+    private JFXButton acceptButton;
+    @FXML
+    private JFXButton cancelButton;
+    @FXML
+    private VBox vbox;
+    @FXML
+    private Label title;
+    @FXML
+    private Label lblCreationWarning;
+    @FXML
+    private SpinnerPane acceptPane;
+
+    public PromptDialogPane(Builder builder) {
+        FXUtils.loadFXML(this, "/assets/fxml/input-dialog.fxml");
+        this.title.setText(builder.title);
+
+        List<BooleanBinding> bindings = new ArrayList<>();
+        for (Builder.Question<?> question : builder.questions) {
+            if (question instanceof Builder.StringQuestion) {
+                JFXTextField textField = new JFXTextField();
+                textField.textProperty().addListener((a, b, newValue) -> ((Builder.StringQuestion) question).value = textField.getText());
+                textField.setText(((Builder.StringQuestion) question).value);
+                textField.setValidators(((Builder.StringQuestion) question).validators.toArray(new ValidatorBase[0]));
+                bindings.add(Bindings.createBooleanBinding(textField::validate, textField.textProperty()));
+
+                if (StringUtils.isNotBlank(question.question)) {
+                    vbox.getChildren().add(new Label(question.question));
+                }
+                VBox.setMargin(textField, new Insets(0, 0, 20, 0));
+                vbox.getChildren().add(textField);
+            } else if (question instanceof Builder.BooleanQuestion) {
+                HBox hBox = new HBox();
+                JFXCheckBox checkBox = new JFXCheckBox();
+                hBox.getChildren().setAll(checkBox);
+                HBox.setMargin(checkBox, new Insets(0, 0, 0, -10));
+                checkBox.setSelected(((Builder.BooleanQuestion) question).value);
+                checkBox.selectedProperty().addListener((a, b, newValue) -> ((Builder.BooleanQuestion) question).value = newValue);
+                checkBox.setText(question.question);
+                vbox.getChildren().add(hBox);
+            } else if (question instanceof Builder.CandidatesQuestion) {
+                HBox hBox = new HBox();
+                JFXComboBox<String> comboBox = new JFXComboBox<>();
+                hBox.getChildren().setAll(comboBox);
+                comboBox.getItems().setAll(((Builder.CandidatesQuestion) question).candidates);
+                comboBox.getSelectionModel().selectedIndexProperty().addListener((a, b, newValue) ->
+                        ((Builder.CandidatesQuestion) question).value = newValue.intValue());
+                comboBox.getSelectionModel().select(0);
+                if (StringUtils.isNotBlank(question.question)) {
+                    vbox.getChildren().add(new Label(question.question));
+                }
+                vbox.getChildren().add(hBox);
+            }
+        }
+
+        cancelButton.setOnMouseClicked(e -> fireEvent(new DialogCloseEvent()));
+        acceptButton.disableProperty().bind(Bindings.createBooleanBinding(
+                () -> bindings.stream().map(BooleanBinding::get).anyMatch(x -> !x),
+                bindings.toArray(new BooleanBinding[0])
+        ));
+
+        acceptButton.setOnMouseClicked(e -> {
+            acceptPane.showSpinner();
+
+            builder.callback.call(builder.questions, () -> {
+                acceptPane.hideSpinner();
+                future.complete(builder.questions);
+                fireEvent(new DialogCloseEvent());
+            }, msg -> {
+                acceptPane.hideSpinner();
+                lblCreationWarning.setText(msg);
+            });
+        });
+    }
+
+    public CompletableFuture<List<Builder.Question<?>>> getCompletableFuture() {
+        return future;
+    }
+
+    public static class Builder {
+        private final List<Question<?>> questions = new ArrayList<>();
+        private final String title;
+        private final FutureCallback<List<Question<?>>> callback;
+
+        public Builder(String title, FutureCallback<List<Question<?>>> callback) {
+            this.title = title;
+            this.callback = callback;
+        }
+
+        public <T> Builder addQuestion(Question<T> question) {
+            questions.add(question);
+            return this;
+        }
+
+        public static class Question<T> {
+            public final String question;
+            protected T value;
+
+            public Question(String question) {
+                this.question = question;
+            }
+
+            public T getValue() {
+                return value;
+            }
+        }
+
+        public static class StringQuestion extends Question<String> {
+            protected final List<ValidatorBase> validators;
+
+            public StringQuestion(String question, String defaultValue, ValidatorBase... validators) {
+                super(question);
+                this.value = defaultValue;
+                this.validators = Arrays.asList(validators);
+            }
+        }
+
+        public static class CandidatesQuestion extends Question<Integer> {
+            protected final List<String> candidates;
+
+            public CandidatesQuestion(String question, String... candidates) {
+                super(question);
+                this.value = null;
+                if (candidates == null || candidates.length == 0) {
+                    throw new IllegalArgumentException("At least one candidate required");
+                }
+                this.candidates = new ArrayList<>(Arrays.asList(candidates));
+            }
+        }
+
+        public static class BooleanQuestion extends Question<Boolean> {
+
+            public BooleanQuestion(String question, boolean defaultValue) {
+                super(question);
+                this.value = defaultValue;
+            }
+        }
+    }
+}

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/RequiredValidator.java

@@ -0,0 +1,29 @@
+package org.jackhuang.hmcl.ui.construct;
+
+import com.jfoenix.validation.base.ValidatorBase;
+import javafx.beans.NamedArg;
+import javafx.scene.control.TextInputControl;
+import org.jackhuang.hmcl.util.StringUtils;
+
+public class RequiredValidator extends ValidatorBase {
+
+    public RequiredValidator() {
+    }
+
+    public RequiredValidator(@NamedArg("message") String message) {
+        super(message);
+    }
+
+    @Override
+    protected void eval() {
+        if (srcControl.get() instanceof TextInputControl) {
+            evalTextInputField();
+        }
+    }
+
+    private void evalTextInputField() {
+        TextInputControl textField = ((TextInputControl) srcControl.get());
+
+        hasErrors.set(StringUtils.isBlank(textField.getText()));
+    }
+}

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/RipplerContainer.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2018  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,12 +13,11 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.construct;
 
 import com.jfoenix.controls.JFXRippler;
-import javafx.animation.Transition;
 import javafx.beans.DefaultProperty;
 import javafx.beans.InvalidationListener;
 import javafx.beans.NamedArg;
@@ -64,39 +63,16 @@ public class RipplerContainer extends StackPane {
             mask.resize(buttonContainer.getWidth() - buttonContainer.snappedRightInset() - buttonContainer.snappedLeftInset(), buttonContainer.getHeight() - buttonContainer.snappedBottomInset() - buttonContainer.snappedTopInset());
             return mask;
         }
-
-        @Override
-        protected void initListeners() {
-            this.ripplerPane.setOnMousePressed(event -> {
-                if (releaseManualRippler != null)
-                    releaseManualRippler.run();
-                releaseManualRippler = null;
-                createRipple(event.getX(), event.getY());
-            });
-        }
     };
 
-    private Transition clickedAnimation;
     private final CornerRadii defaultRadii = new CornerRadii(3);
-    private Runnable releaseManualRippler;
 
     public RipplerContainer(@NamedArg("container") Node container) {
         setContainer(container);
 
         getStyleClass().add(DEFAULT_STYLE_CLASS);
+        buttonRippler.setPosition(JFXRippler.RipplerPos.BACK);
         buttonContainer.getChildren().add(buttonRippler);
-        setOnMousePressed(event -> {
-            if (clickedAnimation != null) {
-                clickedAnimation.setRate(1);
-                clickedAnimation.play();
-            }
-        });
-        setOnMouseReleased(event -> {
-            if (clickedAnimation != null) {
-                clickedAnimation.setRate(-1);
-                clickedAnimation.play();
-            }
-        });
         focusedProperty().addListener((a, b, newValue) -> {
             if (newValue) {
                 if (!isPressed())
@@ -109,23 +85,7 @@ public class RipplerContainer extends StackPane {
         setPickOnBounds(false);
 
         buttonContainer.setPickOnBounds(false);
-        buttonContainer.shapeProperty().bind(shapeProperty());
-        buttonContainer.borderProperty().bind(borderProperty());
-        buttonContainer.backgroundProperty().bind(Bindings.createObjectBinding(() -> {
-            if (getBackground() == null || isJavaDefaultBackground(getBackground()) || isJavaDefaultClickedBackground(getBackground()))
-                setBackground(new Background(new BackgroundFill(Color.TRANSPARENT, defaultRadii, null)));
-
-            try {
-                return new Background(new BackgroundFill(getBackground() != null ? getBackground().getFills().get(0).getFill() : Color.TRANSPARENT,
-                        getBackground() != null ? getBackground().getFills().get(0).getRadii() : defaultRadii, Insets.EMPTY));
-            } catch (Exception e) {
-                return getBackground();
-            }
-        }, backgroundProperty()));
-
-        ripplerFillProperty().addListener((a, b, newValue) -> buttonRippler.setRipplerFill(newValue));
-        if (getBackground() == null || isJavaDefaultBackground(getBackground()))
-            setBackground(new Background(new BackgroundFill(Color.TRANSPARENT, defaultRadii, null)));
+        buttonRippler.ripplerFillProperty().bind(ripplerFillProperty());
 
         containerProperty().addListener(o -> updateChildren());
         updateChildren();
@@ -153,24 +113,6 @@ public class RipplerContainer extends StackPane {
             getChildren().get(i).setPickOnBounds(false);
     }
 
-    private boolean isJavaDefaultBackground(Background background) {
-        try {
-            String firstFill = background.getFills().get(0).getFill().toString();
-            return "0xffffffba".equals(firstFill) || "0xffffffbf".equals(firstFill) || "0xffffffbd".equals(firstFill);
-        } catch (Exception e) {
-            return false;
-        }
-    }
-
-    private boolean isJavaDefaultClickedBackground(Background background) {
-        try {
-            String firstFill = background.getFills().get(0).getFill().toString();
-            return "0x039ed3ff".equals(firstFill);
-        } catch (Exception e) {
-            return false;
-        }
-    }
-
     public Node getContainer() {
         return container.get();
     }

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/SpinnerPane.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2017  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,38 +13,40 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.construct;
 
 import com.jfoenix.controls.JFXSpinner;
+import javafx.animation.KeyFrame;
+import javafx.animation.Timeline;
 import javafx.beans.DefaultProperty;
+import javafx.beans.property.BooleanProperty;
 import javafx.beans.property.ObjectProperty;
+import javafx.beans.property.SimpleBooleanProperty;
 import javafx.beans.property.SimpleObjectProperty;
 import javafx.scene.Node;
+import javafx.scene.control.Control;
+import javafx.scene.control.SkinBase;
+import javafx.scene.layout.Pane;
 import javafx.scene.layout.StackPane;
+import javafx.util.Duration;
+import org.jackhuang.hmcl.ui.FXUtils;
+import org.jackhuang.hmcl.ui.animation.AnimationHandler;
+import org.jackhuang.hmcl.ui.animation.AnimationProducer;
 import org.jackhuang.hmcl.ui.animation.ContainerAnimations;
-import org.jackhuang.hmcl.ui.animation.TransitionHandler;
 
 @DefaultProperty("content")
-public class SpinnerPane extends StackPane {
-    private final TransitionHandler transitionHandler = new TransitionHandler(this);
-    private final JFXSpinner spinner = new JFXSpinner();
-    private final StackPane contentPane = new StackPane();
+public class SpinnerPane extends Control {
     private final ObjectProperty<Node> content = new SimpleObjectProperty<>(this, "content");
-
-    public SpinnerPane() {
-        getChildren().setAll(contentPane);
-
-        content.addListener((a, b, newValue) -> contentPane.getChildren().setAll(newValue));
-    }
+    private final BooleanProperty loading = new SimpleBooleanProperty(this, "loading");
 
     public void showSpinner() {
-        transitionHandler.setContent(spinner, ContainerAnimations.FADE.getAnimationProducer());
+    	setLoading(true);
     }
 
     public void hideSpinner() {
-        transitionHandler.setContent(contentPane, ContainerAnimations.FADE.getAnimationProducer());
+    	setLoading(false);
     }
 
     public Node getContent() {
@@ -58,4 +60,84 @@ public class SpinnerPane extends StackPane {
     public void setContent(Node content) {
         this.content.set(content);
     }
+
+    public boolean isLoading() {
+    	return loading.get();
+    }
+    
+    public BooleanProperty loadingProperty() {
+    	return loading;
+    }
+    
+    public void setLoading(boolean loading) {
+    	this.loading.set(loading);
+    }
+
+    @Override
+    protected Skin createDefaultSkin() {
+        return new Skin(this);
+    }
+
+    private static class Skin extends SkinBase<SpinnerPane> {
+        private final JFXSpinner spinner = new JFXSpinner();
+        private final StackPane contentPane = new StackPane();
+        private final StackPane topPane = new StackPane();
+        private final StackPane root = new StackPane();
+        private Timeline animation;
+
+        protected Skin(SpinnerPane control) {
+            super(control);
+
+            root.getStyleClass().add("spinner-pane");
+            topPane.getChildren().setAll(spinner);
+            root.getChildren().setAll(contentPane, topPane);
+            FXUtils.onChangeAndOperate(getSkinnable().content, newValue -> contentPane.getChildren().setAll(newValue));
+            getChildren().setAll(root);
+
+            FXUtils.onChangeAndOperate(getSkinnable().loadingProperty(), newValue -> {
+                Timeline prev = animation;
+                if (prev != null) prev.stop();
+
+                AnimationProducer transition;
+                topPane.setMouseTransparent(true);
+                topPane.setVisible(true);
+                topPane.getStyleClass().add("gray-background");
+                if (newValue)
+                    transition = ContainerAnimations.FADE_IN.getAnimationProducer();
+                else
+                    transition = ContainerAnimations.FADE_OUT.getAnimationProducer();
+
+                AnimationHandler handler = new AnimationHandler() {
+                    @Override
+                    public Duration getDuration() {
+                        return Duration.millis(160);
+                    }
+
+                    @Override
+                    public Pane getCurrentRoot() {
+                        return root;
+                    }
+
+                    @Override
+                    public Node getPreviousNode() {
+                        return null;
+                    }
+
+                    @Override
+                    public Node getCurrentNode() {
+                        return topPane;
+                    }
+                };
+
+                Timeline now = new Timeline();
+                now.getKeyFrames().addAll(transition.animate(handler));
+                now.getKeyFrames().add(new KeyFrame(handler.getDuration(), e -> {
+                    topPane.setMouseTransparent(!newValue);
+                    topPane.setVisible(newValue);
+                }));
+                now.play();
+                animation = now;
+            });
+        }
+    }
 }

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/StackContainerPane.java

@@ -1,6 +1,6 @@
 /*
- * Hello Minecraft! Launcher.
- * Copyright (C) 2017  huangyuhui <huanghongxun2008@126.com>
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -13,7 +13,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see {http://www.gnu.org/licenses/}.
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
  */
 package org.jackhuang.hmcl.ui.construct;
 

HMCL/src/main/java/org/jackhuang/hmcl/ui/construct/TabControl.java

@@ -0,0 +1,249 @@
+/*
+ * Hello Minecraft! Launcher
+ * Copyright (C) 2020  huangyuhui <huanghongxun2008@126.com> and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+package org.jackhuang.hmcl.ui.construct;
+
+import javafx.beans.property.*;
+import javafx.collections.ListChangeListener;
+import javafx.collections.ObservableList;
+import javafx.scene.AccessibleAttribute;
+import javafx.scene.Node;
+import javafx.scene.control.SingleSelectionModel;
+
+import java.util.function.Supplier;
+
+public interface TabControl {
+    ObservableList<Tab> getTabs();
+
+    class TabControlSelectionModel extends SingleSelectionModel<Tab> {
+        private final TabControl tabHeader;
+
+        public TabControlSelectionModel(final TabControl t) {
+            if (t == null) {
+                throw new NullPointerException("TabPane can not be null");
+            }
+            this.tabHeader = t;
+
+            // watching for changes to the items list content
+            final ListChangeListener<Tab> itemsContentObserver = c -> {
+                while (c.next()) {
+                    for (Tab tab : c.getRemoved()) {
+                        if (tab != null && !tabHeader.getTabs().contains(tab)) {
+                            if (tab.isSelected()) {
+                                tab.setSelected(false);
+                                final int tabIndex = c.getFrom();
+
+                                // we always try to select the nearest, non-disabled
+                                // tab from the position of the closed tab.
+                                findNearestAvailableTab(tabIndex, true);
+                            }
+                        }
+                    }
+                    if (c.wasAdded() || c.wasRemoved()) {
+                        // The selected tab index can be out of sync with the list of tab if
+                        // we add or remove tabs before the selected tab.
+                        if (getSelectedIndex() != tabHeader.getTabs().indexOf(getSelectedItem())) {
+                            clearAndSelect(tabHeader.getTabs().indexOf(getSelectedItem()));
+                        }
+                    }
+                }
+                if (getSelectedIndex() == -1 && getSelectedItem() == null && tabHeader.getTabs().size() > 0) {
+                    // we go looking for the first non-disabled tab, as opposed to
+                    // just selecting the first tab (fix for RT-36908)
+                    findNearestAvailableTab(0, true);
+                } else if (tabHeader.getTabs().isEmpty()) {
+                    clearSelection();
+                }
+            };
+            if (this.tabHeader.getTabs() != null) {
+                this.tabHeader.getTabs().addListener(itemsContentObserver);
+            }
+        }
+
+        // API Implementation
+        @Override public void select(int index) {
+            if (index < 0 || (getItemCount() > 0 && index >= getItemCount()) ||
+                    (index == getSelectedIndex() && getModelItem(index).isSelected())) {
+                return;
+            }
+
+            // Unselect the old tab
+            if (getSelectedIndex() >= 0 && getSelectedIndex() < tabHeader.getTabs().size()) {
+                tabHeader.getTabs().get(getSelectedIndex()).setSelected(false);
+            }
+
+            setSelectedIndex(index);
+
+            Tab tab = getModelItem(index);
+            if (tab != null) {
+                setSelectedItem(tab);
+            }
+
+            // Select the new tab
+            if (getSelectedIndex() >= 0 && getSelectedIndex() < tabHeader.getTabs().size()) {
+                tabHeader.getTabs().get(getSelectedIndex()).setSelected(true);
+            }
+
+            /* Does this get all the change events */
+            ((Node) tabHeader).notifyAccessibleAttributeChanged(AccessibleAttribute.FOCUS_ITEM);
+        }
+
+        @Override public void select(Tab tab) {
+            final int itemCount = getItemCount();
+
+            for (int i = 0; i < itemCount; i++) {
+                final Tab value = getModelItem(i);
+                if (value != null && value.equals(tab)) {
+                    select(i);
+                    return;
+                }
+            }
+            if (tab != null) {
+                setSelectedItem(tab);
+            }
+        }
+
+        @Override protected Tab getModelItem(int index) {
+            final ObservableList<Tab> items = tabHeader.getTabs();
+            if (items == null) return null;
+            if (index < 0 || index >= items.size()) return null;
+            return items.get(index);
+        }
+
+        @Override protected int getItemCount() {
+            final ObservableList<Tab> items = tabHeader.getTabs();
+            return items == null ? 0 : items.size();
+        }
+
+        private Tab findNearestAvailableTab(int tabIndex, boolean doSelect) {
+            // we always try to select the nearest, non-disabled
+            // tab from the position of the closed tab.
+            final int tabCount = getItemCount();
+            int i = 1;
+            Tab bestTab = null;
+            while (true) {
+                // look leftwards
+                int downPos = tabIndex - i;
+                if (downPos >= 0) {
+                    Tab _tab = getModelItem(downPos);
+                    if (_tab != null) {
+                        bestTab = _tab;
+                        break;
+                    }
+                }
+
+                // look rightwards. We subtract one as we need
+                // to take into account that a tab has been removed
+                // and if we don't do this we'll miss the tab
+                // to the right of the tab (as it has moved into
+                // the removed tabs position).
+                int upPos = tabIndex + i - 1;
+                if (upPos < tabCount) {
+                    Tab _tab = getModelItem(upPos);
+                    if (_tab != null) {
+                        bestTab = _tab;
+                        break;
+                    }
+                }
+
+                if (downPos < 0 && upPos >= tabCount) {
+                    break;
+                }
+                i++;
+            }
+
+            if (doSelect && bestTab != null) {
+                select(bestTab);
+            }
+
+            return bestTab;
+        }
+    }
+
+    public static class Tab {
+        private final StringProperty id = new SimpleStringProperty(this, "id");
+        private final StringProperty text = new SimpleStringProperty(this, "text");
+        private final ReadOnlyBooleanWrapper selected = new ReadOnlyBooleanWrapper(this, "selected");
+        private final ObjectProperty<Node> node = new SimpleObjectProperty<>(this, "node");
+        private Supplier<Node> nodeSupplier;
+
+        public Tab(String id) {
+            setId(id);
+        }
+
+        public Tab(String id, String text) {
+            setId(id);
+            setText(text);
+        }
+
+        public Supplier<Node> getNodeSupplier() {
+            return nodeSupplier;
+        }
+
+        public void setNodeSupplier(Supplier<Node> nodeSupplier) {
+            this.nodeSupplier = nodeSupplier;
+        }
+
+        public String getId() {
+            return id.get();
+        }
+
+        public StringProperty idProperty() {
+            return id;
+        }
+
+        public void setId(String id) {
+            this.id.set(id);
+        }
+
+        public String getText() {
+            return text.get();
+        }
+
+        public StringProperty textProperty() {
+            return text;
+        }
+
+        public void setText(String text) {
+            this.text.set(text);
+        }
+
+        public boolean isSelected() {
+            return selected.get();
+        }
+
+        public ReadOnlyBooleanProperty selectedProperty() {
+            return selected.getReadOnlyProperty();
+        }
+
+        private void setSelected(boolean selected) {
+            this.selected.set(selected);
+        }
+
+        public Node getNode() {
+            return node.get();
+        }
+
+        public ObjectProperty<Node> nodeProperty() {
+            return node;
+        }
+
+        public void setNode(Node node) {
+            this.node.set(node);
+        }
+    }
+}