Add a cancelable ModifyEvent that's called when a modifier is getting…

… applied.
SlimeKnights · Feb 21, 2015 · d1f86ad · d1f86ad
1 parent 3bdb3a1
commit d1f86ad
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Showing 2 changed files with 25 additions and 1 deletion.
diff --git a/src/main/java/tconstruct/library/crafting/ModifyBuilder.java b/src/main/java/tconstruct/library/crafting/ModifyBuilder.java
@@ -3,6 +3,8 @@
 import java.util.*;
 import net.minecraft.item.ItemStack;
 import net.minecraft.nbt.NBTTagCompound;
+import net.minecraftforge.common.MinecraftForge;
+import tconstruct.library.event.ModifyEvent;
 import tconstruct.library.modifier.*;
 
 public class ModifyBuilder
@@ -22,6 +24,11 @@ public ItemStack modifyItem (ItemStack input, ItemStack[] modifiers)
             {
                 if (mod.matches(modifiers, copy) && mod.validType(item))
                 {
+                    ModifyEvent event = new ModifyEvent(mod, item, copy);
+                    MinecraftForge.EVENT_BUS.post(event);
+                    if(event.isCanceled())
+                        continue;
+
                     built = true;
                     mod.addMatchingEffect(copy); //Order matters here
                     mod.modify(modifiers, copy);

diff --git a/src/main/java/tconstruct/library/event/ModifyEvent.java b/src/main/java/tconstruct/library/event/ModifyEvent.java
@@ -1,4 +1,21 @@
 package tconstruct.library.event;
 
-public class ModifyEvent {
+import cpw.mods.fml.common.eventhandler.Cancelable;
+import cpw.mods.fml.common.eventhandler.Event;
+import net.minecraft.item.ItemStack;
+import net.minecraft.nbt.NBTTagCompound;
+import tconstruct.library.modifier.IModifyable;
+import tconstruct.library.modifier.ItemModifier;
+
+@Cancelable
+public class ModifyEvent extends Event {
+    public final ItemModifier modifier;
+    public final IModifyable item;
+    public final ItemStack itemStack;
+
+    public ModifyEvent(ItemModifier modifier, IModifyable item, ItemStack itemStack) {
+        this.modifier = modifier;
+        this.item = item;
+        this.itemStack = itemStack;
+    }
 }