| 1 | // Copyright 2014 The Flutter Authors. All rights reserved. |
|---|---|
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | import 'package:flutter/foundation.dart'; |
| 6 | import 'package:flutter/material.dart'; |
| 7 | import 'package:flutter/rendering.dart'; |
| 8 | |
| 9 | import 'use_cases/use_cases.dart'; |
| 10 | |
| 11 | void main() { |
| 12 | runApp(const App()); |
| 13 | if (kIsWeb) { |
| 14 | SemanticsBinding.instance.ensureSemantics(); |
| 15 | } |
| 16 | } |
| 17 | |
| 18 | class App extends StatelessWidget { |
| 19 | const App({super.key}); |
| 20 | |
| 21 | @override |
| 22 | Widget build(BuildContext context) { |
| 23 | final ThemeData lightTheme = ThemeData( |
| 24 | colorScheme: ColorScheme.fromSeed( |
| 25 | seedColor: const Color(0xff6750a4), |
| 26 | contrastLevel: MediaQuery.highContrastOf(context) ? 1.0 : 0.0, |
| 27 | )); |
| 28 | final ThemeData darkTheme = ThemeData( |
| 29 | colorScheme: ColorScheme.fromSeed( |
| 30 | brightness: Brightness.dark, |
| 31 | seedColor: const Color(0xff6750a4), |
| 32 | contrastLevel: MediaQuery.highContrastOf(context) ? 1.0 : 0.0, |
| 33 | )); |
| 34 | |
| 35 | final Map<String, WidgetBuilder> routes = |
| 36 | Map<String, WidgetBuilder>.fromEntries( |
| 37 | useCases.map((UseCase useCase) => |
| 38 | MapEntry<String, WidgetBuilder>(useCase.route, (BuildContext context) => useCase.buildWithTitle(context))), |
| 39 | ); |
| 40 | |
| 41 | return MaterialApp( |
| 42 | title: 'Accessibility Assessments Home Page', |
| 43 | theme: lightTheme, |
| 44 | darkTheme: darkTheme, |
| 45 | routes: <String, WidgetBuilder>{'/': (_) => const HomePage(), ...routes}, |
| 46 | ); |
| 47 | } |
| 48 | } |
| 49 | |
| 50 | class HomePage extends StatefulWidget { |
| 51 | const HomePage({super.key}); |
| 52 | |
| 53 | @override |
| 54 | State<HomePage> createState() => HomePageState(); |
| 55 | } |
| 56 | |
| 57 | class HomePageState extends State<HomePage> { |
| 58 | final ScrollController scrollController = ScrollController(); |
| 59 | |
| 60 | @override |
| 61 | void dispose() { |
| 62 | scrollController.dispose(); |
| 63 | super.dispose(); |
| 64 | } |
| 65 | |
| 66 | Widget _buildUseCaseItem(int index, UseCase useCase) { |
| 67 | return Padding( |
| 68 | padding: const EdgeInsets.all(10), |
| 69 | child: Builder(builder: (BuildContext context) { |
| 70 | return TextButton( |
| 71 | key: Key(useCase.name), |
| 72 | onPressed: () => Navigator.of(context).pushNamed(useCase.route, arguments: useCase.name), |
| 73 | child: Text(useCase.name), |
| 74 | ); |
| 75 | })); |
| 76 | } |
| 77 | |
| 78 | @override |
| 79 | Widget build(BuildContext context) { |
| 80 | |
| 81 | return Scaffold( |
| 82 | appBar: AppBar( |
| 83 | title: Semantics(headingLevel: 1, child: const Text('Accessibility Assessments')), |
| 84 | ), |
| 85 | body: Center( |
| 86 | child: ListView( |
| 87 | controller: scrollController, |
| 88 | children: List<Widget>.generate( |
| 89 | useCases.length, |
| 90 | (int index) => _buildUseCaseItem(index, useCases[index]), |
| 91 | ), |
| 92 | ), |
| 93 | ), |
| 94 | ); |
| 95 | } |
| 96 | } |
| 97 |