ModTweaker/src/main/java/modtweaker/ClientEvents.java

package modtweaker;

import static modtweaker.helpers.LogHelper.print;
import minetweaker.api.item.IItemStack;
import minetweaker.api.minecraft.MineTweakerMC;
import minetweaker.api.player.IPlayer;
import net.minecraft.client.Minecraft;
import net.minecraft.client.settings.GameSettings;
import net.minecraftforge.event.entity.player.ItemTooltipEvent;
import cpw.mods.fml.common.eventhandler.SubscribeEvent;

public class ClientEvents {
    public static int cooldown;
    public static boolean active;

    @SubscribeEvent
    public void onDrawTooltip(ItemTooltipEvent event) {
        if (active) {
            IPlayer player = MineTweakerMC.getIPlayer(event.entityPlayer);
            if (player != null) {
                IItemStack hand = MineTweakerMC.getIItemStack(event.itemStack);
                if (hand != null) {
                    String print = hand.toString();
                    event.toolTip.add(print);
                    if (GameSettings.isKeyDown(Minecraft.getMinecraft().gameSettings.keyBindSprint)) {
                        if (cooldown <= 0) {
                            cooldown = 30;
                            print(print + "  --  " + hand.getDisplayName());
                        } else cooldown--;
                    } else cooldown--;
                }
            }
        }
    }
}