import 'package:flutter/material.dart'; {{#withDriverTest}} import 'package:flutter_driver/driver_extension.dart'; {{/withDriverTest}} void main() { {{#withDriverTest}} // Starts the app with Flutter Driver extension enabled to allow Flutter Driver // to test the app. enableFlutterDriverExtension(); {{/withDriverTest}} runApp(new MyApp()); } class MyApp extends StatelessWidget { // This widget is the root of your application. // It is stateless, meaning that it always looks the same. @override Widget build(BuildContext context) { return new MaterialApp( title: 'Flutter Demo', theme: new ThemeData( // This is the theme of your application. // // Try running your application with "flutter run". You'll see // the application has a blue toolbar. Then, without quitting // the app, try changing the primarySwatch below to Colors.green // and press "r" in the console where you ran "flutter run". // We call this a "hot reload". Notice that the counter didn't // reset back to zero -- the application is not restarted. primarySwatch: Colors.blue, ), home: new MyHomePage(), ); } } class MyHomePage extends StatefulWidget { MyHomePage({Key key}) : super(key: key); // This widget is the home page of your application. It is stateful, // meaning that it has a State object (defined below) that contains // fields that affect how it looks. @override _MyHomePageState createState() => new _MyHomePageState(); } class _MyHomePageState extends State { int _counter = 0; void _incrementCounter() { setState(() { // This call to setState tells the Flutter framework that // something has changed in this State, which causes it to rerun // the build method below so that the display can reflect the // updated values. If we changed _counter without calling // setState(), then the build method would not be called again, // and so nothing would appear to happen. _counter++; }); } @override Widget build(BuildContext context) { return new Scaffold( appBar: new AppBar( title: new Text('Flutter Demo'), ), body: new Center( child: new Text( 'Button tapped $_counter time${ _counter == 1 ? '' : 's' }.', ), ), floatingActionButton: new FloatingActionButton( onPressed: _incrementCounter, tooltip: 'Increment', child: new Icon(Icons.add), ), // This trailing comma tells the Dart formatter to use // a style that looks nicer for build methods. ); } }