Applied-Energistics-2-tilera-Edition/src/main/java/appeng/core/CreativeTabFacade.java

/*
 * This file is part of Applied Energistics 2.
 * Copyright (c) 2013 - 2014, AlgorithmX2, All rights reserved.
 *
 * Applied Energistics 2 is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Applied Energistics 2 is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with Applied Energistics 2.  If not, see <http://www.gnu.org/licenses/lgpl>.
 */

package appeng.core;

import appeng.api.AEApi;
import appeng.items.parts.ItemFacade;
import com.google.common.base.Optional;
import net.minecraft.creativetab.CreativeTabs;
import net.minecraft.init.Blocks;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;

public final class CreativeTabFacade extends CreativeTabs {
    public static CreativeTabFacade instance = null;

    public CreativeTabFacade() {
        super("appliedenergistics2.facades");
    }

    static void init() {
        instance = new CreativeTabFacade();
    }

    @Override
    public Item getTabIconItem() {
        return this.getIconItemStack().getItem();
    }

    @Override
    public ItemStack getIconItemStack() {
        final Optional<Item> maybeFacade
            = AEApi.instance().definitions().items().facade().maybeItem();
        if (maybeFacade.isPresent()) {
            return ((ItemFacade) maybeFacade.get()).getCreativeTabIcon();
        }

        return new ItemStack(Blocks.planks);
    }
}