public WidgetsApp(
Key key = null,
GlobalKey <NavigatorState> navigatorKey = null,
RouteFactory onGenerateRoute = null,
RouteFactory onUnknownRoute = null,
PageRouteFactory pageRouteBuilder = null,
List <NavigatorObserver> navigatorObservers = null,
string initialRoute = null,
Dictionary <string, WidgetBuilder> routes = null,
TransitionBuilder builder = null,
Window window = null,
TextStyle textStyle = null,
Widget home = null
) : base(key)
{
D.assert(window != null);
routes = routes ?? new Dictionary <string, WidgetBuilder>();
this.window = window;
this.home = home;
this.navigatorKey = navigatorKey;
this.onGenerateRoute = onGenerateRoute;
this.onUnknownRoute = onUnknownRoute;
this.pageRouteBuilder = pageRouteBuilder;
this.routes = routes;
this.navigatorObservers = navigatorObservers ?? new List <NavigatorObserver>();
this.initialRoute = initialRoute;
this.builder = builder;
this.textStyle = textStyle;
D.assert(
home == null ||
!this.routes.ContainsKey(Navigator.defaultRouteName),
"If the home property is specified, the routes table " +
"cannot include an entry for \" / \", since it would be redundant."
);
D.assert(
builder != null ||
home != null ||
this.routes.ContainsKey(Navigator.defaultRouteName) ||
onGenerateRoute != null ||
onUnknownRoute != null,
"Either the home property must be specified, " +
"or the routes table must include an entry for \"/\", " +
"or there must be on onGenerateRoute callback specified, " +
"or there must be an onUnknownRoute callback specified, " +
"or the builder property must be specified, " +
"because otherwise there is nothing to fall back on if the " +
"app is started with an intent that specifies an unknown route."
);
D.assert(
builder != null ||
onGenerateRoute != null ||
pageRouteBuilder != null,
"If neither builder nor onGenerateRoute are provided, the " +
"pageRouteBuilder must be specified so that the default handler " +
"will know what kind of PageRoute transition to build."
);
}
public WidgetsApp(
Key key = null,
GlobalKey <NavigatorState> navigatorKey = null,
RouteFactory onGenerateRoute = null,
InitialRouteListFactory onGenerateInitialRoutes = null,
RouteFactory onUnknownRoute = null,
List <NavigatorObserver> navigatorObservers = null,
string initialRoute = null,
PageRouteFactory pageRouteBuilder = null,
Widget home = null,
Dictionary <string, WidgetBuilder> routes = null,
TransitionBuilder builder = null,
string title = "",
GenerateAppTitle onGenerateTitle = null,
TextStyle textStyle = null,
Color color = null,
Locale locale = null,
List <LocalizationsDelegate> localizationsDelegates = null,
LocaleListResolutionCallback localeListResolutionCallback = null,
LocaleResolutionCallback localeResolutionCallback = null,
List <Locale> supportedLocales = null,
bool showPerformanceOverlay = false,
bool checkerboardRasterCacheImages = false,
bool checkerboardOffscreenLayers = false,
bool showSemanticsDebugger = false,
bool debugShowWidgetInspector = false,
bool debugShowCheckedModeBanner = true,
InspectorSelectButtonBuilder inspectorSelectButtonBuilder = null,
Dictionary <LogicalKeySet, Intent> shortcuts = null,
Dictionary <LocalKey, ActionFactory> actions = null
) : base(key: key)
{
routes = routes ?? new Dictionary <string, WidgetBuilder>();
supportedLocales = supportedLocales ?? new List <Locale> {
new Locale("en", "US")
};
window = Window.instance;
D.assert(routes != null);
D.assert(color != null);
D.assert(supportedLocales != null && supportedLocales.isNotEmpty());
this.home = home;
this.navigatorKey = navigatorKey;
this.onGenerateRoute = onGenerateRoute;
this.onGenerateInitialRoutes = onGenerateInitialRoutes;
this.onUnknownRoute = onUnknownRoute;
this.pageRouteBuilder = pageRouteBuilder;
this.routes = routes;
this.navigatorObservers = navigatorObservers ?? new List <NavigatorObserver>();
this.initialRoute = initialRoute;
this.builder = builder;
this.textStyle = textStyle;
this.locale = locale;
this.localizationsDelegates = localizationsDelegates;
this.localeListResolutionCallback = localeListResolutionCallback;
this.localeResolutionCallback = localeResolutionCallback;
this.supportedLocales = supportedLocales;
this.showPerformanceOverlay = showPerformanceOverlay;
this.checkerboardOffscreenLayers = checkerboardOffscreenLayers;
this.checkerboardRasterCacheImages = checkerboardRasterCacheImages;
this.showSemanticsDebugger = showSemanticsDebugger;
this.debugShowWidgetInspector = debugShowWidgetInspector;
this.debugShowCheckedModeBanner = debugShowCheckedModeBanner;
this.onGenerateTitle = onGenerateTitle;
this.title = title;
this.color = color;
this.inspectorSelectButtonBuilder = inspectorSelectButtonBuilder;
this.shortcuts = shortcuts;
this.actions = actions;
D.assert(
home == null ||
onGenerateInitialRoutes == null,
() => "If onGenerateInitialRoutes is specifiied, the home argument will be redundant."
);
D.assert(
home == null ||
!this.routes.ContainsKey(key: Navigator.defaultRouteName),
() => "If the home property is specified, the routes table " +
"cannot include an entry for \" / \", since it would be redundant."
);
D.assert(
builder != null ||
home != null ||
this.routes.ContainsKey(key: Navigator.defaultRouteName) ||
onGenerateRoute != null ||
onUnknownRoute != null,
() => "Either the home property must be specified, " +
"or the routes table must include an entry for \"/\", " +
"or there must be on onGenerateRoute callback specified, " +
"or there must be an onUnknownRoute callback specified, " +
"or the builder property must be specified, " +
"because otherwise there is nothing to fall back on if the " +
"app is started with an intent that specifies an unknown route."
);
D.assert(
home != null ||
routes.isNotEmpty() ||
onGenerateRoute != null ||
onUnknownRoute != null
||
builder != null &&
navigatorKey == null &&
initialRoute == null &&
navigatorObservers.isEmpty(), () =>
"If no route is provided using " +
"home, routes, onGenerateRoute, or onUnknownRoute, " +
"a non-null callback for the builder property must be provided, " +
"and the other navigator-related properties, " +
"navigatorKey, initialRoute, and navigatorObservers, " +
"must have their initial values " +
"(null, null, and the empty list, respectively).");
D.assert(
builder != null ||
onGenerateRoute != null ||
pageRouteBuilder != null,
() => "If neither builder nor onGenerateRoute are provided, the " +
"pageRouteBuilder must be specified so that the default handler " +
"will know what kind of PageRoute transition to build."
);
}
public WidgetsApp(
Key key = null,
GlobalKey <NavigatorState> navigatorKey = null,
RouteFactory onGenerateRoute = null,
RouteFactory onUnknownRoute = null,
PageRouteFactory pageRouteBuilder = null,
List <NavigatorObserver> navigatorObservers = null,
string initialRoute = null,
Dictionary <string, WidgetBuilder> routes = null,
TransitionBuilder builder = null,
TextStyle textStyle = null,
Widget home = null,
Locale locale = null,
List <LocalizationsDelegate> localizationsDelegates = null,
LocaleListResolutionCallback localeListResolutionCallback = null,
LocaleResolutionCallback localeResolutionCallback = null,
List <Locale> supportedLocales = null,
bool showPerformanceOverlay = false,
GenerateAppTitle onGenerateTitle = null,
string title = "",
Color color = null,
InspectorSelectButtonBuilder inspectorSelectButtonBuilder = null
) : base(key)
{
routes = routes ?? new Dictionary <string, WidgetBuilder>();
supportedLocales = supportedLocales ?? new List <Locale> {
new Locale("en", "US")
};
this.window = Window.instance;
this.home = home;
this.navigatorKey = navigatorKey;
this.onGenerateRoute = onGenerateRoute;
this.onUnknownRoute = onUnknownRoute;
this.pageRouteBuilder = pageRouteBuilder;
this.routes = routes;
this.navigatorObservers = navigatorObservers ?? new List <NavigatorObserver>();
this.initialRoute = initialRoute;
this.builder = builder;
this.textStyle = textStyle;
this.locale = locale;
this.localizationsDelegates = localizationsDelegates;
this.localeListResolutionCallback = localeListResolutionCallback;
this.localeResolutionCallback = localeResolutionCallback;
this.supportedLocales = supportedLocales;
this.showPerformanceOverlay = showPerformanceOverlay;
this.onGenerateTitle = onGenerateTitle;
this.title = title;
this.color = color;
this.inspectorSelectButtonBuilder = inspectorSelectButtonBuilder;
D.assert(
home == null ||
!this.routes.ContainsKey(Navigator.defaultRouteName),
() => "If the home property is specified, the routes table " +
"cannot include an entry for \" / \", since it would be redundant."
);
D.assert(
builder != null ||
home != null ||
this.routes.ContainsKey(Navigator.defaultRouteName) ||
onGenerateRoute != null ||
onUnknownRoute != null,
() => "Either the home property must be specified, " +
"or the routes table must include an entry for \"/\", " +
"or there must be on onGenerateRoute callback specified, " +
"or there must be an onUnknownRoute callback specified, " +
"or the builder property must be specified, " +
"because otherwise there is nothing to fall back on if the " +
"app is started with an intent that specifies an unknown route."
);
D.assert(
builder != null ||
onGenerateRoute != null ||
pageRouteBuilder != null,
() => "If neither builder nor onGenerateRoute are provided, the " +
"pageRouteBuilder must be specified so that the default handler " +
"will know what kind of PageRoute transition to build."
);
}
