// Flutter code sample for {{element}} {{description}} import 'package:flutter/material.dart'; {{code-imports}} void main() => runApp(new MyApp()); /// This Widget is the main application widget. class MyApp extends StatelessWidget { 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: MyStatefulWidget(), ), ); } } {{code-preamble}} class MyStatefulWidget extends StatefulWidget { MyStatefulWidget({Key key}) : super(key: key); @override _MyStatefulWidgetState createState() => _MyStatefulWidgetState(); } class _MyStatefulWidgetState extends State<MyStatefulWidget> { {{code}} }