/// <summary>
	/// Removes a delegate from the list of those to be called 
	/// with drag and drop notifications.
	/// </summary>
	/// <param name="del">The delegate to add.</param>
	public void RemoveDragDropDelegate(EZDragDropDelegate del)
	{
		dragDropHelper.RemoveDragDropDelegate(del);
	}

	/// <summary>
	/// Sets the delegate to be called with drag and drop notifications.
	/// NOTE: This will replace any previously registered delegates.
	/// </summary>
	/// <param name="del">The delegate to add.</param>
	public void SetDragDropDelegate(EZDragDropDelegate del)
	{
		dragDropHelper.SetDragDropDelegate(del);
	}

	/// <summary>
	/// Adds a delegate to be called with drag and drop notifications.
	/// </summary>
	/// <param name="del">The delegate to add.</param>
	public void AddDragDropDelegate(EZDragDropDelegate del)
	{
		dragDropHelper.AddDragDropDelegate(del);
	}

	/// <summary>
	/// Sets the delegate to be called with drag and drop notifications.
	/// NOTE: This will replace any previously registered delegates.
	/// </summary>
	/// <param name="del">The delegate to add.</param>
	public void SetDragDropDelegate(EZDragDropDelegate del)
	{
		dragDropDelegate = del;
	}

	/// <summary>
	/// Removes a delegate from the list of those to be called 
	/// with drag and drop notifications.
	/// </summary>
	/// <param name="del">The delegate to add.</param>
	public void RemoveDragDropDelegate(EZDragDropDelegate del)
	{
		dragDropDelegate -= del;
	}

	/// <summary>
	/// Adds a delegate to be called with drag and drop notifications.
	/// </summary>
	/// <param name="del">The delegate to add.</param>
	public void AddDragDropDelegate(EZDragDropDelegate del)
	{
		dragDropDelegate += del;
	}

	public void AddDragDropDelegate(EZDragDropDelegate del) { }