typedef TBaseDelegate_ThreeParams< [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [SWidget](API\Runtime\SlateCore\Widgets\SWidget) >, [TViewModelPtr](API\Editor\SequencerCore\TViewModelPtr)< [IOutlinerExtension](API\Editor\SequencerCore\MVVM\Extensions\IOutlinerExtension) >, const [FName](API\Runtime\Core\UObject\FName) &, const [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [SOutlinerViewRow](API\Editor\SequencerCore\MVVM\Views\SOutlinerViewRow) > & > FOnGenerateWidgetForColumn