| // Flutter code sample for {{element}} |
| // |
| {{description}} |
| |
| {{code-dartImports}} |
| |
| import 'package:flutter/widgets.dart'; |
| {{code-imports}} |
| |
| void main() => runApp(const MyApp()); |
| |
| /// This is the main application widget. |
| class MyApp extends StatelessWidget { |
| const MyApp({Key? key}) : super(key: key); |
| |
| @override |
| Widget build(BuildContext context) { |
| return const WidgetsApp( |
| title: 'Flutter Code Sample', |
| home: MyStatefulWidget(), |
| color: Color(0xffffffff), |
| ); |
| } |
| } |
| |
| {{code-preamble}} |
| |
| /// This is the stateful widget that the main application instantiates. |
| class MyStatefulWidget extends StatefulWidget { |
| const MyStatefulWidget({Key? key}) : super(key: key); |
| |
| @override |
| State<MyStatefulWidget> createState() => _MyStatefulWidgetState(); |
| } |
| |
| /// This is the private State class that goes with MyStatefulWidget. |
| /// AnimationControllers can be created with `vsync: this` because of TickerProviderStateMixin. |
| class _MyStatefulWidgetState extends State<MyStatefulWidget> with TickerProviderStateMixin { |
| {{code}} |
| } |