typedef TBaseDelegate_ThreeParams< [FReply](API\Runtime\SlateCore\Input\FReply), const [FGeometry](API\Runtime\SlateCore\Layout\FGeometry) &, const [FPointerEvent](API\Runtime\SlateCore\Input\FPointerEvent) &, [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [SOutlinerViewRow](API\Editor\SequencerCore\MVVM\Views\SOutlinerViewRow) > > FDetectDrag