protected override void Initialize() { Parent.SendToContainer(); Parent.ParentWidget.Insert(0, NewWidget); _new_widget_snapping_policy_prev = NewWidget.SnappingPolicy; NewWidget.SnappingPolicy = DiagonalDirections2D.None; var new_widget_target_area = NewWidget.Area; NewWidget.Area = NewWidgetStart.GetLocation(Parent, NewWidget); _old_widget_area = new PropertyTransitionAction <RectangleF>(nameof(Widget.Area), OldWidgetEnd.GetLocation(Parent, Parent), OldWidgetMovement); _new_widget_area = new PropertyTransitionAction <RectangleF>(nameof(Widget.Area), new_widget_target_area, NewWidgetMovement); Parent.Actions.Add(_old_widget_area); NewWidget.Actions.Add(_new_widget_area); }