| // 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 [CupertinoActivityIndicator]. |
| |
| import 'package:flutter/cupertino.dart'; |
| |
| void main() => runApp(const CupertinoIndicatorApp()); |
| |
| class CupertinoIndicatorApp extends StatelessWidget { |
| const CupertinoIndicatorApp({super.key}); |
| |
| @override |
| Widget build(BuildContext context) { |
| return const CupertinoApp( |
| theme: CupertinoThemeData(brightness: Brightness.light), |
| home: CupertinoIndicatorExample(), |
| ); |
| } |
| } |
| |
| class CupertinoIndicatorExample extends StatelessWidget { |
| const CupertinoIndicatorExample({super.key}); |
| |
| @override |
| Widget build(BuildContext context) { |
| return CupertinoPageScaffold( |
| navigationBar: const CupertinoNavigationBar( |
| middle: Text('CupertinoActivityIndicator Sample'), |
| ), |
| child: Center( |
| child: Column( |
| mainAxisAlignment: MainAxisAlignment.spaceEvenly, |
| children: <Widget>[ |
| Column( |
| mainAxisAlignment: MainAxisAlignment.center, |
| children: const <Widget>[ |
| // Cupertino activity indicator with default properties. |
| CupertinoActivityIndicator(), |
| SizedBox(height: 10), |
| Text('Default'), |
| ], |
| ), |
| Column( |
| mainAxisAlignment: MainAxisAlignment.center, |
| children: const <Widget>[ |
| // Cupertino activity indicator with custom radius and color. |
| CupertinoActivityIndicator(radius: 20.0, color: CupertinoColors.activeBlue), |
| SizedBox(height: 10), |
| Text( |
| 'radius: 20.0\ncolor: CupertinoColors.activeBlue', |
| textAlign: TextAlign.center, |
| ), |
| ], |
| ), |
| Column( |
| mainAxisAlignment: MainAxisAlignment.center, |
| children: const <Widget>[ |
| // Cupertino activity indicator with custom radius and disabled |
| // animation. |
| CupertinoActivityIndicator(radius: 20.0, animating: false), |
| SizedBox(height: 10), |
| Text( |
| 'radius: 20.0\nanimating: false', |
| textAlign: TextAlign.center, |
| ), |
| ], |
| ), |
| ], |
| ), |
| ) |
| ); |
| } |
| } |