// 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/cupertino.dart'; /// Flutter code sample for [CupertinoActivityIndicator]. 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 const CupertinoPageScaffold( navigationBar: CupertinoNavigationBar( middle: Text('CupertinoActivityIndicator Sample'), ), child: Center( child: Column( mainAxisAlignment: MainAxisAlignment.spaceEvenly, children: [ Column( mainAxisAlignment: MainAxisAlignment.center, children: [ // Cupertino activity indicator with default properties. CupertinoActivityIndicator(), SizedBox(height: 10), Text('Default'), ], ), Column( mainAxisAlignment: MainAxisAlignment.center, children: [ // 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: [ // 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, ), ], ), ], ), ), ); } }