From 56e975335e0bad7bb1fd3a427b250bf4e478fa34 Mon Sep 17 00:00:00 2001
From: Arthur Uzulin <fuj1nman@hotmail.com>
Date: Tue, 8 Oct 2013 21:27:03 +1100
Subject: [PATCH] Prevent breaking of tank air blocks in creative + survival

---
 src/tconstruct/blocks/TankAirBlock.java | 11 +++++++++--
 src/tconstruct/common/TContent.java     |  2 +-
 src/tconstruct/util/TEventHandler.java  | 17 +++++++++++++++++
 3 files changed, 27 insertions(+), 3 deletions(-)

diff --git a/src/tconstruct/blocks/TankAirBlock.java b/src/tconstruct/blocks/TankAirBlock.java
index 07886351..3bfbf3e6 100644
--- a/src/tconstruct/blocks/TankAirBlock.java
+++ b/src/tconstruct/blocks/TankAirBlock.java
@@ -1,11 +1,12 @@
 package tconstruct.blocks;
 
-import cpw.mods.fml.relauncher.Side;
-import cpw.mods.fml.relauncher.SideOnly;
+import cpw.mods.fml.relauncher.*;
 import net.minecraft.block.BlockContainer;
 import net.minecraft.block.material.Material;
 import net.minecraft.client.renderer.texture.IconRegister;
+import net.minecraft.item.ItemStack;
 import net.minecraft.tileentity.TileEntity;
+import net.minecraft.util.MovingObjectPosition;
 import net.minecraft.world.World;
 import tconstruct.blocks.logic.TankAirLogic;
 import tconstruct.client.block.TankAirRender;
@@ -47,4 +48,10 @@ public class TankAirBlock extends BlockContainer
     {
         return false;
     }
+    
+    @Override
+    public ItemStack getPickBlock(MovingObjectPosition target, World world, int x, int y, int z)
+    {
+        return null;
+    }
 }
diff --git a/src/tconstruct/common/TContent.java b/src/tconstruct/common/TContent.java
index a5b98d4e..21525f35 100644
--- a/src/tconstruct/common/TContent.java
+++ b/src/tconstruct/common/TContent.java
@@ -405,7 +405,7 @@ public class TContent implements IFuelHandler
         GameRegistry.registerBlock(castingChannel, CastingChannelItem.class, "CastingChannel");
         GameRegistry.registerTileEntity(CastingChannelLogic.class, "CastingChannel");
 
-        tankAir = new TankAirBlock(PHConstruct.airTank, Material.air).setUnlocalizedName("tconstruct.tank.air");
+        tankAir = new TankAirBlock(PHConstruct.airTank, Material.air).setBlockUnbreakable().setUnlocalizedName("tconstruct.tank.air");
         GameRegistry.registerBlock(tankAir, "TankAir");
         GameRegistry.registerTileEntity(TankAirLogic.class, "tconstruct.tank.air");
 
diff --git a/src/tconstruct/util/TEventHandler.java b/src/tconstruct/util/TEventHandler.java
index df3cf44d..bd0d27e1 100644
--- a/src/tconstruct/util/TEventHandler.java
+++ b/src/tconstruct/util/TEventHandler.java
@@ -1,5 +1,11 @@
 package tconstruct.util;
 
+import tconstruct.blocks.TankAirBlock;
+
+import net.minecraftforge.event.entity.player.PlayerInteractEvent.Action;
+
+import net.minecraftforge.event.entity.player.PlayerInteractEvent;
+
 import net.minecraft.block.Block;
 import net.minecraft.entity.EntityLiving;
 import net.minecraft.entity.EntityLivingBase;
@@ -1554,4 +1560,15 @@ public class TEventHandler
         }
     }
 
+    //Player interact event - prevent breaking of tank air blocks in creative
+    @ForgeSubscribe
+    public void playerInteract(PlayerInteractEvent event){
+    	if(event.action == Action.LEFT_CLICK_BLOCK){
+    		Block block = Block.blocksList[event.entity.worldObj.getBlockId(event.x, event.y, event.z)];
+    		if(block instanceof TankAirBlock){
+    			event.setCanceled(true);
+    		}
+    	}
+    }
+    
 }