HotbarView.java 文件源码

public boolean tryToSaveSlot(int slot) {
    Inventory inv = player.getInventory();
    ItemStack item = inv.getItem(slot);
    if (item == null)
        return true;
    ListIterator<ItemStack> i = inv.iterator();
    while (i.hasNext()) {
        int ind = i.nextIndex();
        ItemStack itm = i.next();
        if (ind == slot || (ind < 9 && hotbarsBySlot[ind] != null))
            continue;
        if(itm == null) {
            i.set(item);
            return true;
        } else if (itm.isSimilar(item)) {
            int free = itm.getAmount() - itm.getMaxStackSize();
            if(item.getAmount() > free) {
                itm.setAmount(itm.getMaxStackSize());
            } else {
                itm.setAmount(itm.getAmount() + free);
                return true;
            }
        }
    }
    return false;
}