ContainerPlayer.java

package net.minecraft.inventory;

import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.entity.player.InventoryPlayer;
import net.minecraft.init.Blocks;
import net.minecraft.init.Items;
import net.minecraft.item.Item;
import net.minecraft.item.ItemArmor;
import net.minecraft.item.ItemStack;
import net.minecraft.item.crafting.CraftingManager;

public class ContainerPlayer extends Container
{
    /** The crafting matrix inventory. */
    public InventoryCrafting craftMatrix = new InventoryCrafting(this, 2, 2);
    public IInventory craftResult = new InventoryCraftResult();

    /** Determines if inventory manipulation should be handled. */
    public boolean isLocalWorld;
    private final EntityPlayer thePlayer;
    private static final String __OBFID = "CL_00001754";

    public ContainerPlayer(final InventoryPlayer p_i1819_1_, boolean p_i1819_2_, EntityPlayer p_i1819_3_)
    {
        this.isLocalWorld = p_i1819_2_;
        this.thePlayer = p_i1819_3_;
        this.addSlotToContainer(new SlotCrafting(p_i1819_1_.player, this.craftMatrix, this.craftResult, 0, 144, 36));
        int var4;
        int var5;

        for (var4 = 0; var4 < 2; ++var4)
        {
            for (var5 = 0; var5 < 2; ++var5)
            {
                this.addSlotToContainer(new Slot(this.craftMatrix, var5 + var4 * 2, 88 + var5 * 18, 26 + var4 * 18));
            }
        }

        for (var4 = 0; var4 < 4; ++var4)
        {
            final int var44 = var4;
            this.addSlotToContainer(new Slot(p_i1819_1_, p_i1819_1_.getSizeInventory() - 1 - var4, 8, 8 + var4 * 18)
            {
                private static final String __OBFID = "CL_00001755";
                public int getSlotStackLimit()
                {
                    return 1;
                }
                public boolean isItemValid(ItemStack stack)
                {
                    return stack == null ? false : (stack.getItem() instanceof ItemArmor ? ((ItemArmor)stack.getItem()).armorType == var44 : (stack.getItem() != Item.getItemFromBlock(Blocks.pumpkin) && stack.getItem() != Items.skull ? false : var44 == 0));
                }
            });
        }

        for (var4 = 0; var4 < 3; ++var4)
        {
            for (var5 = 0; var5 < 9; ++var5)
            {
                this.addSlotToContainer(new Slot(p_i1819_1_, var5 + (var4 + 1) * 9, 8 + var5 * 18, 84 + var4 * 18));
            }
        }

        for (var4 = 0; var4 < 9; ++var4)
        {
            this.addSlotToContainer(new Slot(p_i1819_1_, var4, 8 + var4 * 18, 142));
        }

        this.onCraftMatrixChanged(this.craftMatrix);
    }

    /**
     * Callback for when the crafting matrix is changed.
     */
    public void onCraftMatrixChanged(IInventory p_75130_1_)
    {
        this.craftResult.setInventorySlotContents(0, CraftingManager.getInstance().findMatchingRecipe(this.craftMatrix, this.thePlayer.worldObj));
    }

    /**
     * Called when the container is closed.
     */
    public void onContainerClosed(EntityPlayer p_75134_1_)
    {
        super.onContainerClosed(p_75134_1_);

        for (int var2 = 0; var2 < 4; ++var2)
        {
            ItemStack var3 = this.craftMatrix.getStackInSlotOnClosing(var2);

            if (var3 != null)
            {
                p_75134_1_.dropPlayerItemWithRandomChoice(var3, false);
            }
        }

        this.craftResult.setInventorySlotContents(0, (ItemStack)null);
    }

    public boolean canInteractWith(EntityPlayer playerIn)
    {
        return true;
    }

    /**
     * Take a stack from the specified inventory slot.
     */
    public ItemStack transferStackInSlot(EntityPlayer playerIn, int index)
    {
        ItemStack var3 = null;
        Slot var4 = (Slot)this.inventorySlots.get(index);

        if (var4 != null && var4.getHasStack())
        {
            ItemStack var5 = var4.getStack();
            var3 = var5.copy();

            if (index == 0)
            {
                if (!this.mergeItemStack(var5, 9, 45, true))
                {
                    return null;
                }

                var4.onSlotChange(var5, var3);
            }
            else if (index >= 1 && index < 5)
            {
                if (!this.mergeItemStack(var5, 9, 45, false))
                {
                    return null;
                }
            }
            else if (index >= 5 && index < 9)
            {
                if (!this.mergeItemStack(var5, 9, 45, false))
                {
                    return null;
                }
            }
            else if (var3.getItem() instanceof ItemArmor && !((Slot)this.inventorySlots.get(5 + ((ItemArmor)var3.getItem()).armorType)).getHasStack())
            {
                int var6 = 5 + ((ItemArmor)var3.getItem()).armorType;

                if (!this.mergeItemStack(var5, var6, var6 + 1, false))
                {
                    return null;
                }
            }
            else if (index >= 9 && index < 36)
            {
                if (!this.mergeItemStack(var5, 36, 45, false))
                {
                    return null;
                }
            }
            else if (index >= 36 && index < 45)
            {
                if (!this.mergeItemStack(var5, 9, 36, false))
                {
                    return null;
                }
            }
            else if (!this.mergeItemStack(var5, 9, 45, false))
            {
                return null;
            }

            if (var5.stackSize == 0)
            {
                var4.putStack((ItemStack)null);
            }
            else
            {
                var4.onSlotChanged();
            }

            if (var5.stackSize == var3.stackSize)
            {
                return null;
            }

            var4.onPickupFromSlot(playerIn, var5);
        }

        return var3;
    }

    public boolean func_94530_a(ItemStack p_94530_1_, Slot p_94530_2_)
    {
        return p_94530_2_.inventory != this.craftResult && super.func_94530_a(p_94530_1_, p_94530_2_);
    }
}