| // Copyright 2017 The Chromium 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/cupertino.dart'; |
| import 'package:flutter/material.dart'; |
| |
| import '../../gallery/demo.dart'; |
| |
| class CupertinoSliderDemo extends StatefulWidget { |
| static const String routeName = '/cupertino/slider'; |
| |
| @override |
| _CupertinoSliderDemoState createState() => _CupertinoSliderDemoState(); |
| } |
| |
| class _CupertinoSliderDemoState extends State<CupertinoSliderDemo> { |
| double _value = 25.0; |
| double _discreteValue = 20.0; |
| |
| @override |
| Widget build(BuildContext context) { |
| return Scaffold( |
| appBar: AppBar( |
| title: const Text('Cupertino Sliders'), |
| actions: <Widget>[MaterialDemoDocumentationButton(CupertinoSliderDemo.routeName)], |
| ), |
| body: Center( |
| child: Column( |
| mainAxisAlignment: MainAxisAlignment.spaceAround, |
| children: <Widget>[ |
| Column( |
| mainAxisSize: MainAxisSize.min, |
| children: <Widget> [ |
| CupertinoSlider( |
| value: _value, |
| min: 0.0, |
| max: 100.0, |
| onChanged: (double value) { |
| setState(() { |
| _value = value; |
| }); |
| } |
| ), |
| Text('Cupertino Continuous: ${_value.toStringAsFixed(1)}'), |
| ] |
| ), |
| Column( |
| mainAxisSize: MainAxisSize.min, |
| children: <Widget> [ |
| CupertinoSlider( |
| value: _discreteValue, |
| min: 0.0, |
| max: 100.0, |
| divisions: 5, |
| onChanged: (double value) { |
| setState(() { |
| _discreteValue = value; |
| }); |
| } |
| ), |
| Text('Cupertino Discrete: $_discreteValue'), |
| ] |
| ), |
| ], |
| ), |
| ), |
| ); |
| } |
| } |