public static void InputShange(DependencyObject obj, DependencyPropertyChangedEventArgs e)
        {
            Connect connect = (obj as Connect);
            Nodess  oldNode = (e.OldValue as Nodess);
            Nodess  newNode = (e.NewValue as Nodess);

            if (oldNode != null)
            {
                oldNode.LocationChangeEvent -= connect.InputLocationChange;
            }
            if (newNode != null)
            {
                newNode.LocationChangeEvent += connect.InputLocationChange;
            }
        }
 private static void OutputShange(DependencyObject obj, DependencyPropertyChangedEventArgs e)
 {
     Connect connect = (obj as Connect);
     Nodess  oldNode = (e.OldValue as Nodess);
     Nodess  newNode = (e.NewValue as Nodess);
 }