/// <summary>
/// Attaches (= forces) a Drag&Drop operation to the specified element.
/// </summary>
/// <param name="e">Element to Drag&Drop</param>
/// <param name="dragPosition">Drag position</param>
/// <param name="position">Current position. Defaults to dragPosition, if null.</param>
/// <param name="fireInitialBegin">Forces a initial Drag event to be fired, if set to true.</param>
public static void Attach(FrameworkElement e, Point dragPosition, Point?position = null, bool fireInitialBegin = false)
{
if (Mouse.LeftButton != MouseButtonState.Pressed)
{
throw new InvalidOperationException();
}
var state = new InProcessDragDropBehavior {
Target = e
};
state.Attach(dragPosition, position, fireInitialBegin);
}
/// <summary>
/// Initiates a Drag&Drop operation on this way point.
/// </summary>
/// <param name="dragPosition"></param>
/// <param name="position"></param>
public void BeginDrag(Point dragPosition, Point?position = null)
{
InProcessDragDropBehavior.Attach(this, dragPosition, position);
}
/// <summary>
/// Initiates a Drag&Drop operation on this way point.
/// </summary>
/// <param name="dragPosition"></param>
/// <param name="position"></param>
public void BeginDrag(System.Windows.Point dragPosition, System.Windows.Point?position = null)
{
InProcessDragDropBehavior.Attach(this, dragPosition, position);
}
