| // 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. | |
| /// Flutter code sample for [Slider]. | |
| import 'package:flutter/material.dart'; | |
| void main() => runApp(const MyApp()); | |
| class MyApp extends StatelessWidget { | |
| const MyApp({super.key}); | |
| static const String _title = 'Flutter Code Sample'; | |
| @override | |
| Widget build(BuildContext context) { | |
| return MaterialApp( | |
| title: _title, | |
| home: Scaffold( | |
| appBar: AppBar(title: const Text(_title)), | |
| body: const MyStatefulWidget(), | |
| ), | |
| ); | |
| } | |
| } | |
| class MyStatefulWidget extends StatefulWidget { | |
| const MyStatefulWidget({super.key}); | |
| @override | |
| State<MyStatefulWidget> createState() => _MyStatefulWidgetState(); | |
| } | |
| class _MyStatefulWidgetState extends State<MyStatefulWidget> { | |
| double _currentSliderValue = 20; | |
| @override | |
| Widget build(BuildContext context) { | |
| return Slider( | |
| value: _currentSliderValue, | |
| max: 100, | |
| divisions: 5, | |
| label: _currentSliderValue.round().toString(), | |
| onChanged: (double value) { | |
| setState(() { | |
| _currentSliderValue = value; | |
| }); | |
| }, | |
| ); | |
| } | |
| } |