001    package net.minecraft.src;
002    
003    public class ContainerWorkbench extends Container
004    {
005        /** The crafting matrix inventory (3x3). */
006        public InventoryCrafting craftMatrix = new InventoryCrafting(this, 3, 3);
007        public IInventory craftResult = new InventoryCraftResult();
008        private World worldObj;
009        private int posX;
010        private int posY;
011        private int posZ;
012    
013        public ContainerWorkbench(InventoryPlayer par1InventoryPlayer, World par2World, int par3, int par4, int par5)
014        {
015            this.worldObj = par2World;
016            this.posX = par3;
017            this.posY = par4;
018            this.posZ = par5;
019            this.addSlotToContainer(new SlotCrafting(par1InventoryPlayer.player, this.craftMatrix, this.craftResult, 0, 124, 35));
020            int var6;
021            int var7;
022    
023            for (var6 = 0; var6 < 3; ++var6)
024            {
025                for (var7 = 0; var7 < 3; ++var7)
026                {
027                    this.addSlotToContainer(new Slot(this.craftMatrix, var7 + var6 * 3, 30 + var7 * 18, 17 + var6 * 18));
028                }
029            }
030    
031            for (var6 = 0; var6 < 3; ++var6)
032            {
033                for (var7 = 0; var7 < 9; ++var7)
034                {
035                    this.addSlotToContainer(new Slot(par1InventoryPlayer, var7 + var6 * 9 + 9, 8 + var7 * 18, 84 + var6 * 18));
036                }
037            }
038    
039            for (var6 = 0; var6 < 9; ++var6)
040            {
041                this.addSlotToContainer(new Slot(par1InventoryPlayer, var6, 8 + var6 * 18, 142));
042            }
043    
044            this.onCraftMatrixChanged(this.craftMatrix);
045        }
046    
047        /**
048         * Callback for when the crafting matrix is changed.
049         */
050        public void onCraftMatrixChanged(IInventory par1IInventory)
051        {
052            this.craftResult.setInventorySlotContents(0, CraftingManager.getInstance().findMatchingRecipe(this.craftMatrix));
053        }
054    
055        /**
056         * Callback for when the crafting gui is closed.
057         */
058        public void onCraftGuiClosed(EntityPlayer par1EntityPlayer)
059        {
060            super.onCraftGuiClosed(par1EntityPlayer);
061    
062            if (!this.worldObj.isRemote)
063            {
064                for (int var2 = 0; var2 < 9; ++var2)
065                {
066                    ItemStack var3 = this.craftMatrix.getStackInSlotOnClosing(var2);
067    
068                    if (var3 != null)
069                    {
070                        par1EntityPlayer.dropPlayerItem(var3);
071                    }
072                }
073            }
074        }
075    
076        public boolean canInteractWith(EntityPlayer par1EntityPlayer)
077        {
078            return this.worldObj.getBlockId(this.posX, this.posY, this.posZ) != Block.workbench.blockID ? false : par1EntityPlayer.getDistanceSq((double)this.posX + 0.5D, (double)this.posY + 0.5D, (double)this.posZ + 0.5D) <= 64.0D;
079        }
080    
081        /**
082         * Called to transfer a stack from one inventory to the other eg. when shift clicking.
083         */
084        public ItemStack transferStackInSlot(int par1)
085        {
086            ItemStack var2 = null;
087            Slot var3 = (Slot)this.inventorySlots.get(par1);
088    
089            if (var3 != null && var3.getHasStack())
090            {
091                ItemStack var4 = var3.getStack();
092                var2 = var4.copy();
093    
094                if (par1 == 0)
095                {
096                    if (!this.mergeItemStack(var4, 10, 46, true))
097                    {
098                        return null;
099                    }
100    
101                    var3.onSlotChange(var4, var2);
102                }
103                else if (par1 >= 10 && par1 < 37)
104                {
105                    if (!this.mergeItemStack(var4, 37, 46, false))
106                    {
107                        return null;
108                    }
109                }
110                else if (par1 >= 37 && par1 < 46)
111                {
112                    if (!this.mergeItemStack(var4, 10, 37, false))
113                    {
114                        return null;
115                    }
116                }
117                else if (!this.mergeItemStack(var4, 10, 46, false))
118                {
119                    return null;
120                }
121    
122                if (var4.stackSize == 0)
123                {
124                    var3.putStack((ItemStack)null);
125                }
126                else
127                {
128                    var3.onSlotChanged();
129                }
130    
131                if (var4.stackSize == var2.stackSize)
132                {
133                    return null;
134                }
135    
136                var3.onPickupFromSlot(var4);
137            }
138    
139            return var2;
140        }
141    }