| // Copyright 2013 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| import 'package:flutter/material.dart'; |
| import 'package:flutter/widgets.dart'; |
| import 'package:go_router/go_router.dart'; |
| |
| void main() => runApp(App()); |
| |
| const blue = Color(0xFF2196F3); |
| const white = Color(0xFFFFFFFF); |
| |
| class App extends StatelessWidget { |
| App({Key? key}) : super(key: key); |
| |
| static const title = 'GoRouter Example: WidgetsApp'; |
| |
| @override |
| Widget build(BuildContext context) => WidgetsApp.router( |
| routeInformationParser: _router.routeInformationParser, |
| routerDelegate: _router.routerDelegate, |
| title: title, |
| color: blue, |
| textStyle: const TextStyle(color: blue), |
| ); |
| |
| final _router = GoRouter( |
| debugLogDiagnostics: true, |
| routes: [ |
| GoRoute( |
| path: '/', |
| builder: (context, state) => const Page1Screen(), |
| ), |
| GoRoute( |
| path: '/page2', |
| builder: (context, state) => const Page2Screen(), |
| ), |
| ], |
| ); |
| } |
| |
| class Page1Screen extends StatelessWidget { |
| const Page1Screen({Key? key}) : super(key: key); |
| |
| @override |
| Widget build(BuildContext context) => SafeArea( |
| child: Center( |
| child: Column( |
| mainAxisAlignment: MainAxisAlignment.center, |
| children: [ |
| const Text( |
| App.title, |
| style: TextStyle(fontWeight: FontWeight.bold), |
| ), |
| const SizedBox(height: 16), |
| Button( |
| onPressed: () => context.go('/page2'), |
| child: const Text( |
| 'Go to page 2', |
| style: TextStyle(color: white), |
| ), |
| ), |
| ], |
| ), |
| ), |
| ); |
| } |
| |
| class Page2Screen extends StatelessWidget { |
| const Page2Screen({Key? key}) : super(key: key); |
| |
| @override |
| Widget build(BuildContext context) => SafeArea( |
| child: Center( |
| child: Column( |
| mainAxisAlignment: MainAxisAlignment.center, |
| children: [ |
| const Text( |
| App.title, |
| style: TextStyle(fontWeight: FontWeight.bold), |
| ), |
| const SizedBox(height: 16), |
| Button( |
| onPressed: () => context.go('/'), |
| child: const Text( |
| 'Go to home page', |
| style: TextStyle(color: white), |
| ), |
| ), |
| ], |
| ), |
| ), |
| ); |
| } |
| |
| class Button extends StatelessWidget { |
| const Button({ |
| required this.onPressed, |
| required this.child, |
| Key? key, |
| }) : super(key: key); |
| |
| final VoidCallback onPressed; |
| final Widget child; |
| |
| @override |
| Widget build(BuildContext context) => GestureDetector( |
| onTap: onPressed, |
| child: Container( |
| padding: const EdgeInsets.all(8), |
| color: blue, |
| child: child, |
| ), |
| ); |
| } |