buildChild method

@override Widget buildChild(BuildContext context)

Override to impose your own WidgetsApp (like CupertinoApp or MaterialApp)

Implementation

@override
Widget buildChild(BuildContext context) {
  //
  Widget app;

  _routerDelegate = routerDelegate ?? onRouterDelegate();
  _routeInformationParser =
      routeInformationParser ?? onRouteInformationParser();
  // Supply the appropriate parser for the developer.
  if (_routerDelegate is v.AppRouterDelegate &&
      _routeInformationParser == null) {
    _routeInformationParser = v.AppRouteInformationParser();
  }

  if (useCupertino!) {
    //
    if (_routerDelegate == null || _routeInformationParser == null) {
      //
      app = CupertinoApp(
        key: key ?? cupertinoKey,
        navigatorKey: navigatorKey ?? onNavigatorKey(),
        routes: routes ?? onRoutes() ?? const <String, WidgetBuilder>{},
        initialRoute: initialRoute ?? onInitialRoute(),
        onGenerateRoute: onGenerateRoute ?? onOnGenerateRoute(),
        onUnknownRoute: onUnknownRoute ?? onOnUnknownRoute(),
        navigatorObservers: navigatorObservers ??
            onNavigatorObservers() ??
            const <NavigatorObserver>[],
        builder: builder ?? onBuilder(),
        title: title = onTitle(),
        onGenerateTitle: onGenerateTitle ?? onOnGenerateTitle(context),
        color: color ?? onColor() ?? Colors.blue,
        theme: v.App.iOSTheme ??= iOSTheme ?? oniOSTheme(),
        locale: locale ?? onLocale(),
        localizationsDelegates:
            localizationsDelegates ?? onLocalizationsDelegates(),
        localeListResolutionCallback:
            localeListResolutionCallback ?? onLocaleListResolutionCallback(),
        localeResolutionCallback:
            localeResolutionCallback ?? onLocaleResolutionCallback(),
        supportedLocales: supportedLocales ?? onSupportedLocales(),
        showPerformanceOverlay:
            showPerformanceOverlay ?? onShowPerformanceOverlay(),
        checkerboardRasterCacheImages: checkerboardRasterCacheImages ??
            onCheckerboardRasterCacheImages(),
        checkerboardOffscreenLayers:
            checkerboardOffscreenLayers ?? onCheckerboardOffscreenLayers(),
        showSemanticsDebugger:
            showSemanticsDebugger ?? onShowSemanticsDebugger(),
        debugShowCheckedModeBanner:
            debugShowCheckedModeBanner ?? onDebugShowCheckedModeBanner(),
        shortcuts: shortcuts ?? onShortcuts(),
        actions: actions ?? onActions(),
        restorationScopeId: restorationScopeId ?? onRestorationScopeId(),
        scrollBehavior: scrollBehavior ?? onScrollBehavior(),
        useInheritedMediaQuery:
            useInheritedMediaQuery ?? onInheritedMediaQuery(),
        // Let the parameters run before the home parameter.
        home: home ?? onHome(),
      );
    } else {
      //
      app = CupertinoApp.router(
        key: key ?? cupertinoKey,
        routeInformationProvider:
            routeInformationProvider ?? onRouteInformationProvider(),
        routeInformationParser: _routeInformationParser!,
        routerDelegate: _routerDelegate!,
        theme: v.App.iOSTheme ??= iOSTheme ?? oniOSTheme(),
        builder: builder ?? onBuilder(),
        title: title = onTitle(),
        onGenerateTitle: onGenerateTitle ?? onOnGenerateTitle(context),
        color: color ?? onColor() ?? Colors.blue,
        locale: locale ?? onLocale(),
        localizationsDelegates:
            localizationsDelegates ?? onLocalizationsDelegates(),
        localeListResolutionCallback:
            localeListResolutionCallback ?? onLocaleListResolutionCallback(),
        localeResolutionCallback:
            localeResolutionCallback ?? onLocaleResolutionCallback(),
        supportedLocales: supportedLocales ?? onSupportedLocales(),
        showPerformanceOverlay:
            showPerformanceOverlay ?? onShowPerformanceOverlay(),
        checkerboardRasterCacheImages: checkerboardRasterCacheImages ??
            onCheckerboardRasterCacheImages(),
        checkerboardOffscreenLayers:
            checkerboardOffscreenLayers ?? onCheckerboardOffscreenLayers(),
        showSemanticsDebugger:
            showSemanticsDebugger ?? onShowSemanticsDebugger(),
        debugShowCheckedModeBanner:
            debugShowCheckedModeBanner ?? onDebugShowCheckedModeBanner(),
        shortcuts: shortcuts ?? onShortcuts(),
        actions: actions ?? onActions(),
        restorationScopeId: restorationScopeId ?? onRestorationScopeId(),
        scrollBehavior: scrollBehavior ?? onScrollBehavior(),
        useInheritedMediaQuery:
            useInheritedMediaQuery ?? onInheritedMediaQuery(),
      );
    }
  } else {
    //
    if (_routerDelegate == null || _routeInformationParser == null) {
      app = MaterialApp(
        key: key ?? materialKey,
        navigatorKey: navigatorKey ?? onNavigatorKey(),
        scaffoldMessengerKey:
            scaffoldMessengerKey ?? onScaffoldMessengerKey(),
        routes: routes ?? onRoutes() ?? const <String, WidgetBuilder>{},
        initialRoute: initialRoute ?? onInitialRoute(),
        onGenerateRoute: onGenerateRoute ?? onOnGenerateRoute(),
        onUnknownRoute: onUnknownRoute ?? onOnUnknownRoute(),
        navigatorObservers: navigatorObservers ??
            onNavigatorObservers() ??
            const <NavigatorObserver>[],
        builder: builder ?? onBuilder(),
        title: title = onTitle(),
        onGenerateTitle: onGenerateTitle ?? onOnGenerateTitle(context),
        color: color ?? onColor() ?? Colors.white,
        theme: v.App.themeData ??= theme ?? onTheme(),
        darkTheme: darkTheme ?? onDarkTheme(),
        themeMode: themeMode ?? onThemeMode(),
        locale: locale ?? onLocale(),
        localizationsDelegates: onLocalizationsDelegates(),
        localeListResolutionCallback:
            localeListResolutionCallback ?? onLocaleListResolutionCallback(),
        localeResolutionCallback:
            localeResolutionCallback ?? onLocaleResolutionCallback(),
        supportedLocales: supportedLocales ?? onSupportedLocales(),
        debugShowMaterialGrid:
            debugShowMaterialGrid ?? onDebugShowMaterialGrid(),
        showPerformanceOverlay:
            showPerformanceOverlay ?? onShowPerformanceOverlay(),
        checkerboardRasterCacheImages: checkerboardRasterCacheImages ??
            onCheckerboardRasterCacheImages(),
        checkerboardOffscreenLayers:
            checkerboardOffscreenLayers ?? onCheckerboardOffscreenLayers(),
        showSemanticsDebugger:
            showSemanticsDebugger ?? onShowSemanticsDebugger(),
        debugShowCheckedModeBanner:
            debugShowCheckedModeBanner ?? onDebugShowCheckedModeBanner(),
        shortcuts: shortcuts ?? onShortcuts(),
        actions: actions ?? onActions(),
        restorationScopeId: restorationScopeId ?? onRestorationScopeId(),
        scrollBehavior: scrollBehavior ?? onScrollBehavior(),
        useInheritedMediaQuery:
            useInheritedMediaQuery ?? onInheritedMediaQuery(),
        // Let the parameters run before the home parameter.
        home: home ?? onHome(),
      );
    } else {
      app = MaterialApp.router(
        key: key ?? materialKey,
        backButtonDispatcher:
            backButtonDispatcher ?? onBackButtonDispatcher(),
        scaffoldMessengerKey:
            scaffoldMessengerKey ?? onScaffoldMessengerKey(),
        builder: builder ?? onBuilder(),
        title: title = onTitle(),
        onGenerateTitle: onGenerateTitle ?? onOnGenerateTitle(context),
        color: color ?? onColor() ?? Colors.white,
        theme: v.App.themeData ??= theme ?? onTheme(),
        darkTheme: darkTheme ?? onDarkTheme(),
        themeMode: themeMode ?? onThemeMode(),
        locale: locale ?? onLocale(),
        localizationsDelegates: onLocalizationsDelegates(),
        localeListResolutionCallback:
            localeListResolutionCallback ?? onLocaleListResolutionCallback(),
        localeResolutionCallback:
            localeResolutionCallback ?? onLocaleResolutionCallback(),
        supportedLocales: supportedLocales ?? onSupportedLocales(),
        debugShowMaterialGrid:
            debugShowMaterialGrid ?? onDebugShowMaterialGrid(),
        showPerformanceOverlay:
            showPerformanceOverlay ?? onShowPerformanceOverlay(),
        checkerboardRasterCacheImages: checkerboardRasterCacheImages ??
            onCheckerboardRasterCacheImages(),
        checkerboardOffscreenLayers:
            checkerboardOffscreenLayers ?? onCheckerboardOffscreenLayers(),
        showSemanticsDebugger:
            showSemanticsDebugger ?? onShowSemanticsDebugger(),
        debugShowCheckedModeBanner:
            debugShowCheckedModeBanner ?? onDebugShowCheckedModeBanner(),
        shortcuts: shortcuts ?? onShortcuts(),
        actions: actions ?? onActions(),
        restorationScopeId: restorationScopeId ?? onRestorationScopeId(),
        scrollBehavior: scrollBehavior ?? onScrollBehavior(),
        useInheritedMediaQuery:
            useInheritedMediaQuery ?? onInheritedMediaQuery(),
        routeInformationProvider:
            routeInformationProvider ?? onRouteInformationProvider(),
        routeInformationParser: _routeInformationParser!,
        routerDelegate: _routerDelegate!,
      );
    }
  }

  // The theme may not have been set. This property must have a value.
  // Assign Flutter's current theme default
  v.App.themeData ??= ThemeData.light();

  // Supply the iOS theme if necessary.
  v.App.iOSTheme ??=
      MaterialBasedCupertinoThemeData(materialTheme: v.App.themeData!);

  return app;
}