New Inventory Helper stuff.

util/inv/WrapperInvSlot.java

@@ -0,0 +1,100 @@
+package appeng.util.inv;
+
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.inventory.IInventory;
+import net.minecraft.item.ItemStack;
+
+public class WrapperInvSlot implements IInventory
+{
+
+	private final IInventory inv;
+	private int slot = 0;
+
+	public WrapperInvSlot(IInventory inv) {
+		this.inv = inv;
+	}
+
+	public void setSlot(int slot)
+	{
+		this.slot = slot;
+	}
+
+	@Override
+	public int getSizeInventory()
+	{
+		return 1;
+	}
+
+	@Override
+	public ItemStack getStackInSlot(int i)
+	{
+		return inv.getStackInSlot( slot );
+	}
+
+	@Override
+	public ItemStack decrStackSize(int i, int num)
+	{
+		return inv.decrStackSize( slot, num );
+	}
+
+	@Override
+	public ItemStack getStackInSlotOnClosing(int i)
+	{
+		return inv.getStackInSlotOnClosing( slot );
+	}
+
+	@Override
+	public void setInventorySlotContents(int i, ItemStack itemstack)
+	{
+		inv.setInventorySlotContents( slot, itemstack );
+	}
+
+	@Override
+	public String getInvName()
+	{
+		return inv.getInvName();
+	}
+
+	@Override
+	public boolean isInvNameLocalized()
+	{
+		return inv.isInvNameLocalized();
+	}
+
+	@Override
+	public int getInventoryStackLimit()
+	{
+		return inv.getInventoryStackLimit();
+	}
+
+	@Override
+	public void onInventoryChanged()
+	{
+		inv.onInventoryChanged();
+	}
+
+	@Override
+	public boolean isUseableByPlayer(EntityPlayer entityplayer)
+	{
+		return inv.isUseableByPlayer( entityplayer );
+	}
+
+	@Override
+	public void openChest()
+	{
+		inv.openChest();
+	}
+
+	@Override
+	public void closeChest()
+	{
+		inv.closeChest();
+	}
+
+	@Override
+	public boolean isItemValidForSlot(int i, ItemStack itemstack)
+	{
+		return inv.isItemValidForSlot( slot, itemstack );
+	}
+
+}