using System;
using System.Windows;

namespace Dragablz
{
    public delegate void ItemActionCallback(ItemActionCallbackArgs<TabablzControl> args);

    public class ItemActionCallbackArgs<TOwner> where TOwner : FrameworkElement
    {
        private readonly Window _window;
        private readonly TOwner _owner;
        private readonly DragablzItem _dragablzItem;

        public ItemActionCallbackArgs(Window window, TOwner owner, DragablzItem dragablzItem)
        {
            if (window == null) throw new ArgumentNullException("window");
            if (owner == null) throw new ArgumentNullException("owner");
            if (dragablzItem == null) throw new ArgumentNullException("dragablzItem");

            _window = window;
            _owner = owner;
            _dragablzItem = dragablzItem;
        }

        public Window Window
        {
            get { return _window; }
        }

        public TOwner Owner
        {
            get { return _owner; }
        }

        public DragablzItem DragablzItem
        {
            get { return _dragablzItem; }
        }

        public bool IsCancelled { get; private set; }

        public void Cancel()
        {
            IsCancelled = true;
        }
    }
}