// Implementing IInventorySubscriber - relays inventory changes to the viewer
// of the window.
func (iv *inventoryView) SlotUpdate(slot *gamerules.Slot, slotId SlotId) {
buf := new(bytes.Buffer)
slot.SendUpdate(buf, iv.window.windowId, iv.startSlot+slotId)
iv.window.viewer.TransmitPacket(buf.Bytes())
}
