protected void handleMouseClick(Slot par1Slot, int par2, int par3, int par4) {
this.field_74234_w = true;
boolean var5 = par4 == 1;
InventoryPlayer var6;
ItemStack var7;
if (par1Slot != null) {
if (par1Slot == this.field_74235_v && var5) {
for (int var10 = 0;
var10 < this.mc.thePlayer.inventoryContainer.getInventory().size();
++var10) {
this.mc.playerController.sendSlotPacket((ItemStack) null, var10);
}
} else if (selectedTabIndex == CreativeTabs.tabInventory.getTabIndex()) {
if (par1Slot == this.field_74235_v) {
this.mc.thePlayer.inventory.setItemStack((ItemStack) null);
} else {
this.mc.thePlayer.inventoryContainer.slotClick(
SlotCreativeInventory.func_75240_a((SlotCreativeInventory) par1Slot).slotNumber,
par3,
par4,
this.mc.thePlayer);
this.mc.thePlayer.inventoryContainer.updateCraftingResults();
}
} else if (par1Slot.inventory == inventory) {
var6 = this.mc.thePlayer.inventory;
var7 = var6.getItemStack();
ItemStack var8 = par1Slot.getStack();
ItemStack var9;
if (par4 == 2) {
if (var8 != null && par3 >= 0 && par3 < 9) {
var9 = var8.copy();
var9.stackSize = var9.getMaxStackSize();
this.mc.thePlayer.inventory.setInventorySlotContents(par3, var9);
this.mc.thePlayer.inventoryContainer.updateCraftingResults();
}
return;
}
if (par4 == 3) {
if (var6.getItemStack() == null && par1Slot.getHasStack()) {
var9 = par1Slot.getStack().copy();
var9.stackSize = var9.getMaxStackSize();
var6.setItemStack(var9);
}
return;
}
if (var7 != null && var8 != null && var7.isItemEqual(var8)) {
if (par3 == 0) {
if (var5) {
var7.stackSize = var7.getMaxStackSize();
} else if (var7.stackSize < var7.getMaxStackSize()) {
++var7.stackSize;
}
} else if (var7.stackSize <= 1) {
var6.setItemStack((ItemStack) null);
} else {
--var7.stackSize;
}
} else if (var8 != null && var7 == null) {
var6.setItemStack(ItemStack.copyItemStack(var8));
var7 = var6.getItemStack();
if (var5) {
var7.stackSize = var7.getMaxStackSize();
}
} else {
var6.setItemStack((ItemStack) null);
}
} else {
this.inventorySlots.slotClick(par1Slot.slotNumber, par3, par4, this.mc.thePlayer);
ItemStack var11 = this.inventorySlots.getSlot(par1Slot.slotNumber).getStack();
this.mc.playerController.sendSlotPacket(
var11, par1Slot.slotNumber - this.inventorySlots.inventorySlots.size() + 9 + 36);
}
} else {
var6 = this.mc.thePlayer.inventory;
if (var6.getItemStack() != null) {
if (par3 == 0) {
this.mc.thePlayer.dropPlayerItem(var6.getItemStack());
this.mc.playerController.func_78752_a(var6.getItemStack());
var6.setItemStack((ItemStack) null);
}
if (par3 == 1) {
var7 = var6.getItemStack().splitStack(1);
this.mc.thePlayer.dropPlayerItem(var7);
this.mc.playerController.func_78752_a(var7);
if (var6.getItemStack().stackSize == 0) {
var6.setItemStack((ItemStack) null);
}
}
}
}
}
