ContainerPlayer.java

package net.minecraft.inventory;

import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
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;
import net.minecraft.util.IIcon;

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 i;
        int j;

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

        for (i = 0; i < 4; ++i)
        {
            final int k = i;
            this.addSlotToContainer(new Slot(p_i1819_1_, p_i1819_1_.getSizeInventory() - 1 - i, 8, 8 + i * 18)
            {
                private static final String __OBFID = "CL_00001755";
                /**
                 * Returns the maximum stack size for a given slot (usually the same as getInventoryStackLimit(), but 1
                 * in the case of armor slots)
                 */
                public int getSlotStackLimit()
                {
                    return 1;
                }
                /**
                 * Check if the stack is a valid item for this slot. Always true beside for the armor slots.
                 */
                public boolean isItemValid(ItemStack stack)
                {
                    if (stack == null) return false;
                    return stack.getItem().isValidArmor(stack, k, thePlayer);
                }
                /**
                 * Return the placeholder icon of the slot ( = displayed when the slot is empty)
                 */
                @SideOnly(Side.CLIENT)
                public IIcon getBackgroundIconIndex()
                {
                    return ItemArmor.getBackgroundIcon(k);
                }
            });
        }

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

        for (i = 0; i < 9; ++i)
        {
            this.addSlotToContainer(new Slot(p_i1819_1_, i, 8 + i * 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 i = 0; i < 4; ++i)
        {
            ItemStack itemstack = this.craftMatrix.getStackInSlotOnClosing(i);

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

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

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

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

        if (slot != null && slot.getHasStack())
        {
            ItemStack itemstack1 = slot.getStack();
            itemstack = itemstack1.copy();

            if (index == 0)
            {
                if (!this.mergeItemStack(itemstack1, 9, 45, true))
                {
                    return null;
                }

                slot.onSlotChange(itemstack1, itemstack);
            }
            else if (index >= 1 && index < 5)
            {
                if (!this.mergeItemStack(itemstack1, 9, 45, false))
                {
                    return null;
                }
            }
            else if (index >= 5 && index < 9)
            {
                if (!this.mergeItemStack(itemstack1, 9, 45, false))
                {
                    return null;
                }
            }
            else if (itemstack.getItem() instanceof ItemArmor && !((Slot)this.inventorySlots.get(5 + ((ItemArmor)itemstack.getItem()).armorType)).getHasStack())
            {
                int j = 5 + ((ItemArmor)itemstack.getItem()).armorType;

                if (!this.mergeItemStack(itemstack1, j, j + 1, false))
                {
                    return null;
                }
            }
            else if (index >= 9 && index < 36)
            {
                if (!this.mergeItemStack(itemstack1, 36, 45, false))
                {
                    return null;
                }
            }
            else if (index >= 36 && index < 45)
            {
                if (!this.mergeItemStack(itemstack1, 9, 36, false))
                {
                    return null;
                }
            }
            else if (!this.mergeItemStack(itemstack1, 9, 45, false))
            {
                return null;
            }

            if (itemstack1.stackSize == 0)
            {
                slot.putStack((ItemStack)null);
            }
            else
            {
                slot.onSlotChanged();
            }

            if (itemstack1.stackSize == itemstack.stackSize)
            {
                return null;
            }

            slot.onPickupFromSlot(player, itemstack1);
        }

        return itemstack;
    }

    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_);
    }
}