using Unity.UIWidgets.animation; using Unity.UIWidgets.engine; using Unity.UIWidgets.engine; using Unity.UIWidgets.widgets; namespace UIWidgetsSample { public class UIWidgetsSamplePanel: UIWidgetsPanel { protected virtual PageRouteFactory pageRouteBuilder { get { return (RouteSettings settings, WidgetBuilder builder) => new PageRouteBuilder( settings: settings, pageBuilder: (BuildContext context, Animation animation, Animation secondaryAnimation) => builder(context) ); } } } }