001    package net.minecraft.src;
002    
003    public class ContainerDispenser extends Container
004    {
005        private TileEntityDispenser tileEntityDispenser;
006    
007        public ContainerDispenser(IInventory par1IInventory, TileEntityDispenser par2TileEntityDispenser)
008        {
009            this.tileEntityDispenser = par2TileEntityDispenser;
010            int var3;
011            int var4;
012    
013            for (var3 = 0; var3 < 3; ++var3)
014            {
015                for (var4 = 0; var4 < 3; ++var4)
016                {
017                    this.addSlotToContainer(new Slot(par2TileEntityDispenser, var4 + var3 * 3, 62 + var4 * 18, 17 + var3 * 18));
018                }
019            }
020    
021            for (var3 = 0; var3 < 3; ++var3)
022            {
023                for (var4 = 0; var4 < 9; ++var4)
024                {
025                    this.addSlotToContainer(new Slot(par1IInventory, var4 + var3 * 9 + 9, 8 + var4 * 18, 84 + var3 * 18));
026                }
027            }
028    
029            for (var3 = 0; var3 < 9; ++var3)
030            {
031                this.addSlotToContainer(new Slot(par1IInventory, var3, 8 + var3 * 18, 142));
032            }
033        }
034    
035        public boolean canInteractWith(EntityPlayer par1EntityPlayer)
036        {
037            return this.tileEntityDispenser.isUseableByPlayer(par1EntityPlayer);
038        }
039    
040        public ItemStack func_82846_b(EntityPlayer par1EntityPlayer, int par2)
041        {
042            ItemStack var3 = null;
043            Slot var4 = (Slot)this.inventorySlots.get(par2);
044    
045            if (var4 != null && var4.getHasStack())
046            {
047                ItemStack var5 = var4.getStack();
048                var3 = var5.copy();
049    
050                if (par2 < 9)
051                {
052                    if (!this.mergeItemStack(var5, 9, 45, true))
053                    {
054                        return null;
055                    }
056                }
057                else if (!this.mergeItemStack(var5, 0, 9, false))
058                {
059                    return null;
060                }
061    
062                if (var5.stackSize == 0)
063                {
064                    var4.putStack((ItemStack)null);
065                }
066                else
067                {
068                    var4.onSlotChanged();
069                }
070    
071                if (var5.stackSize == var3.stackSize)
072                {
073                    return null;
074                }
075    
076                var4.func_82870_a(par1EntityPlayer, var5);
077            }
078    
079            return var3;
080        }
081    }