GuiHandler.java

package com.hexagon.gui;

import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.world.World;
import net.minecraftforge.fml.common.network.IGuiHandler;

public class GuiHandler implements IGuiHandler{
	
	public static final int GUI = 666;
	public static int getGUIID() {
		return GUI;
	}
	
	@Override
	public Object getServerGuiElement(int ID, EntityPlayer player, World world, int x, int y, int z) {
		if(ID == GUI)
			return new GuiRecipeBook();
		
		return null;
	}

	@Override
	public Object getClientGuiElement(int ID, EntityPlayer player, World world, int x, int y, int z) {
		if(ID == GUI)
			return new GuiRecipeBook();
		
		return null;
	}
}