Java InventoryDragEvent.getOldCursor方法代碼示例

import org.bukkit.event.inventory.InventoryDragEvent; //導入方法依賴的package包/類
@EventHandler(priority = EventPriority.HIGH, ignoreCancelled = true)
public void equipWeaponEvent(InventoryDragEvent event) {
	if (Result.DENY.equals(event.getResult())) return;
	HumanEntity human = event.getWhoClicked();
	
	Inventory inv = event.getInventory();
	ItemStack prior = event.getOldCursor();
	StandardGun priorGun = findGun(prior); 
	
	// Don't really care what sort of drag, if we have a gun in inv and this was a gun, deny.
	if (priorGun != null && inv != null && !InventoryType.PLAYER.equals(inv.getType()) && priorGun.isLimitToOne() && priorGun.hasGun(human)) {
		event.setResult(Result.DENY);
		// yes this will prevent drag style of weapon in chest invs. Oh well.
	}
	
}
 

import org.bukkit.event.inventory.InventoryDragEvent; //導入方法依賴的package包/類
@EventHandler(priority = EventPriority.HIGH, ignoreCancelled = true)
public void equipWeaponEvent(InventoryDragEvent event) {
	if (!enabled) return;
	HumanEntity human = event.getWhoClicked();
	boolean alreadyHasGun = hasGun(human);
	
	Inventory inv = event.getInventory();
	ItemStack prior = event.getOldCursor();
	
	// Don't really care what sort of drag, if we have a gun in inv and this was a gun, deny.
	if (alreadyHasGun && (inv != null && !InventoryType.PLAYER.equals(inv.getType()))
			&& (prior != null && isGun(prior))) {
		event.setResult(Result.DENY);
		// yes this will prevent drag style of weapon in chest invs. Oh well.
	}
	
}
 

import org.bukkit.event.inventory.InventoryDragEvent; //導入方法依賴的package包/類
@EventHandler(ignoreCancelled = true)
public void onPlayerDragInventory(InventoryDragEvent event) {
    // This is when you spread items evenly across slots by dragging
    if(!(event.getWhoClicked() instanceof Player)) {
        return;
    }
    Player player = (Player) event.getWhoClicked();

    ItemStack transferred = event.getOldCursor().clone();
    transferred.setAmount(0);
    Inventory externalInventory = null;

    for(Map.Entry<Integer, ItemStack> entry : event.getNewItems().entrySet()) {
        Inventory inventory = getLocalInventory(event.getView(), entry.getKey());
        if(inventory.getHolder() != player) {
            // Add stacks to the total if they are dragged over an external inventory
            externalInventory = inventory;
            transferred.setAmount(transferred.getAmount() + entry.getValue().getAmount());
        }
    }

    if(externalInventory != null) {
        int initialQuantity = transferred.getAmount();
        PlayerItemTransferEvent transferEvent = new PlayerItemTransferEvent(
            event, ItemTransferEvent.Type.PLACE, player,
            Optional.empty(),
            Optional.of(new InventorySlot<>(externalInventory)),
            transferred, null, initialQuantity,
            event.getOldCursor()
        );

        this.callEvent(transferEvent);

        if(initialQuantity != transferEvent.getQuantity()) {
            // If the quantity changes, we have to cancel the entire drag,
            // because bukkit does not let us modify the dragged stacks.
            event.setCancelled(true);
        }
    }
}
 

import org.bukkit.event.inventory.InventoryDragEvent; //導入方法依賴的package包/類
@EventHandler(ignoreCancelled = true)
public void onInventoryDrag(InventoryDragEvent event) {
    Player player = (Player) event.getWhoClicked();

    if (!InventoryManager.playerIsLoaded(player)) {
        return;
    }

    for (Integer rawSlotId : event.getRawSlots()) {
        ItemStack cursor = event.getOldCursor();
        Inventory inventory = event.getInventory();

        if (PetManager.isPetItem(cursor)) {
            event.setCancelled(true);
            return;
        }

        if (inventory.getType() == InventoryType.CRAFTING) {
            if (InventoryManager.get(player).isOpened()) {
                return;
            }

            // Shield slot is QUICKBAR and has rawId - 45 o.O
            if (rawSlotId >= 1 && rawSlotId <= 8 || rawSlotId == 45) {
                event.setCancelled(true);
                return;
            }
        } else if (InventoryAPI.isRPGInventory(inventory)) {
            if (rawSlotId < 54) {
                event.setCancelled(true);
                return;
            }
        }
    }
}
 

import org.bukkit.event.inventory.InventoryDragEvent; //導入方法依賴的package包/類
@EventHandler
public void playerDragInventoryEvent(InventoryDragEvent e) {
	ArmorType newArmorType = ArmorType.matchType(e.getOldCursor());
	if (newArmorType == null)
		return;
	ArmorEquipEvent armorEquipEvent = new ArmorEquipEvent((Player) e.getWhoClicked(), EquipMethod.DRAG,
			newArmorType, e.getOldCursor());
	if (!e.getRawSlots().contains(newArmorType.getSlot()))
		return;
	Bukkit.getServer().getPluginManager().callEvent(armorEquipEvent);
	if (armorEquipEvent.isCancelled()) {
		e.setCancelled(true);
	}
}
 

import org.bukkit.event.inventory.InventoryDragEvent; //導入方法依賴的package包/類
@EventHandler (priority = EventPriority.HIGHEST)
public void onDrag(InventoryDragEvent e){
	if(!isEnabled(e.getWhoClicked().getWorld())) return;

	if(e.getOldCursor() == null || (e.getCursor() != null && e.getCursor().getType() != Material.ELYTRA)) return;

	if(!e.getInventorySlots().contains(38)) return;

	e.setCancelled(true);
}