typedef TBaseDelegate_ThreeParams< void, [FHandle](API\Runtime\AdvancedWidgets\Widgets\PropertyViewer\SPropertyViewer\FHandle), [TArrayView](API\Runtime\Core\Containers\TArrayView)< const [FFieldVariant](API\Runtime\CoreUObject\UObject\FFieldVariant) >, [ESelectInfo::Type](API\Runtime\SlateCore\Types\ESelectInfo__Type) > FOnSelectionChanged