InventoryClickEvent.java

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package org.bukkit.event.inventory;

import org.bukkit.inventory.Inventory;
import org.bukkit.inventory.InventoryView;
import org.bukkit.entity.HumanEntity;
import org.bukkit.event.Cancellable;
import org.bukkit.event.HandlerList;
import org.bukkit.event.inventory.InventoryType.SlotType;
import org.bukkit.inventory.ItemStack;

public class InventoryClickEvent extends InventoryEvent implements Cancellable {
    private static final HandlerList handlers = new HandlerList();
    private SlotType slot_type;
    private boolean rightClick, shiftClick;
    private Result result;
    private int whichSlot;
    private int rawSlot;
    private ItemStack current = null;

    public InventoryClickEvent(InventoryView what, SlotType type, int slot, boolean right, boolean shift) {
        super(what);
        this.slot_type = type;
        this.rightClick = right;
        this.shiftClick = shift;
        this.result = Result.DEFAULT;
        this.rawSlot = slot;
        this.whichSlot = what.convertSlot(slot);
    }

    public SlotType getSlotType() {
        return slot_type;
    }

    public ItemStack getCursor() {
        return getView().getCursor();
    }

    public ItemStack getCurrentItem() {
        if(slot_type == SlotType.OUTSIDE) return current;
        return getView().getItem(rawSlot);
    }

    public boolean isRightClick() {
        return rightClick;
    }

    public boolean isLeftClick() {
        return !rightClick;
    }

    public boolean isShiftClick() {
        return shiftClick;
    }

    public void setResult(Result newResult) {
        result = newResult;
    }

    public Result getResult() {
        return result;
    }

    public HumanEntity getWhoClicked() {
        return getView().getPlayer();
    }

    public void setCursor(ItemStack what) {
        getView().setCursor(what);
    }

    public void setCurrentItem(ItemStack what) {
        if(slot_type == SlotType.OUTSIDE) current = what;
        else getView().setItem(rawSlot, what);
    }

    public boolean isCancelled() {
        return result == Result.DENY;
    }

    public void setCancelled(boolean toCancel) {
        result = toCancel ? Result.DENY : Result.ALLOW;
    }

    public int getSlot() {
        return whichSlot;
    }

    public int getRawSlot() {
        return rawSlot;
    }

    @Override
    public HandlerList getHandlers() {
        return handlers;
    }

    public static HandlerList getHandlerList() {
        return handlers;
    }
}