| // Copyright 2014 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 'use_cases.dart'; |
| |
| class DialogUseCase extends UseCase { |
| |
| @override |
| String get name => 'Dialog'; |
| |
| @override |
| String get route => '/dialog'; |
| |
| @override |
| Widget build(BuildContext context) => const _MainWidget(); |
| } |
| |
| class _MainWidget extends StatelessWidget { |
| const _MainWidget(); |
| @override |
| Widget build(BuildContext context) { |
| return Scaffold( |
| appBar: AppBar( |
| backgroundColor: Theme.of(context).colorScheme.inversePrimary, |
| title: const Text('Dialog'), |
| ), |
| body: Center( |
| child: TextButton( |
| onPressed: () => showDialog<String>( |
| context: context, |
| builder: (BuildContext context) => Dialog( |
| child: Padding( |
| padding: const EdgeInsets.all(8.0), |
| child: Column( |
| mainAxisSize: MainAxisSize.min, |
| mainAxisAlignment: MainAxisAlignment.center, |
| children: <Widget>[ |
| const Text('This is a typical dialog.'), |
| const SizedBox(height: 15), |
| Row( |
| children: <Widget>[ |
| TextButton( |
| onPressed: () { |
| Navigator.pop(context); |
| }, |
| child: const Text('OK'), |
| ), |
| TextButton( |
| onPressed: () { |
| Navigator.pop(context); |
| }, |
| child: const Text('Cancel'), |
| ), |
| ], |
| ), |
| ], |
| ), |
| ), |
| ), |
| ), |
| child: const Text('Show Dialog'), |
| ), |
| ), |
| ); |
| } |
| } |