How to use

SlotCustomInventory

in

cofh.core.gui.slot

@Override
public void putStack(ItemStack stack) {
  customInv.getInventorySlots(inventoryIndex)[getSlotIndex()] = stack;
  onSlotChanged();
}

@Override
public int getSlotStackLimit() {
  return customInv.getSlotStackLimit(getSlotIndex());
}

public ContainerPrecipitator(InventoryPlayer inventory, TileEntity tile) {
  super(inventory, tile);
  myTile = (TilePrecipitator) tile;
  addSlotToContainer(new SlotRemoveOnly(myTile, 0, 134, 26));
  addSlotToContainer(new SlotEnergy(myTile, myTile.getChargeSlot(), 8, 53));
  /* Custom Inventory */
  addSlotToContainer(new SlotCustomInventory(myTile, 0, null, 0, 89, 53, false));
}

@Override
public void onSlotChanged() {
  customInv.onSlotUpdate(getSlotIndex());
}

public ContainerExtruder(InventoryPlayer inventory, TileEntity tile) {
  super(inventory, tile);
  myTile = (TileExtruder) tile;
  addSlotToContainer(new SlotRemoveOnly(myTile, 0, 134, 26));
  addSlotToContainer(new SlotEnergy(myTile, myTile.getChargeSlot(), 8, 53));
  /* Custom Inventory */
  addSlotToContainer(new SlotCustomInventory(myTile, 0, null, 0, 89, 53, false));
}

@Override
public ItemStack getStack() {
  return customInv.getInventorySlots(inventoryIndex)[getSlotIndex()];
}

@Override
public ItemStack decrStackSize(int amount) {
  if (customInv.getInventorySlots(inventoryIndex)[getSlotIndex()].isEmpty()) {
    return ItemStack.EMPTY;
  }
  if (customInv.getInventorySlots(inventoryIndex)[getSlotIndex()].getCount() <= amount) {
    amount = customInv.getInventorySlots(inventoryIndex)[getSlotIndex()].getCount();
  }
  ItemStack stack = customInv.getInventorySlots(inventoryIndex)[getSlotIndex()].splitStack(amount);
  if (customInv.getInventorySlots(inventoryIndex)[getSlotIndex()].getCount() <= 0) {
    customInv.getInventorySlots(inventoryIndex)[getSlotIndex()] = ItemStack.EMPTY;
  }
  return stack;
}