private static void _OnAttachStoryboardChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
FrameworkElement target = (FrameworkElement)d;
AttachStoryboard attachStoryboard = (AttachStoryboard)e.NewValue;
if (attachStoryboard != null)
{
BeginStoryboard beginStoryboard = new BeginStoryboard {
Storyboard = attachStoryboard.Storyboard
};
EventTrigger trigger = new EventTrigger(attachStoryboard.Trigger);
trigger.Actions.Add(beginStoryboard);
attachStoryboard.Storyboard.Completed += (sender, e1) => attachStoryboard.RaiseCompleted();
target.Triggers.Add(trigger);
}
}
public static void SetAttachStoryboard(FrameworkElement target, AttachStoryboard value)
{
target.SetValue(AttachStoryboardProperty, value);
}