Created
April 27, 2021 11:08
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import 'package:flutter/material.dart'; | |
void main() { | |
runApp(MyApp()); | |
} | |
class MyApp extends StatelessWidget { | |
@override | |
Widget build(BuildContext context) { | |
return MaterialApp( | |
title: 'Flutter Demo', | |
theme: ThemeData( | |
primarySwatch: Colors.blue, | |
), | |
home: MyHomePage(title: 'Flutter Demo Home Page'), | |
); | |
} | |
} | |
class MyHomePage extends StatefulWidget { | |
MyHomePage({Key key, this.title}) : super(key: key); | |
final String title; | |
@override | |
_MyHomePageState createState() => _MyHomePageState(); | |
} | |
class _MyHomePageState extends State<MyHomePage> { | |
int _counter = 0; | |
void _incrementCounter() { | |
setState(() { | |
_counter++; | |
}); | |
} | |
@override | |
Widget build(BuildContext context) { | |
return Scaffold( | |
appBar: AppBar( | |
title: Text(widget.title), | |
), | |
body: InkWell( | |
onTap: _incrementCounter, | |
child: Container( | |
color: Colors.deepPurple, | |
constraints: BoxConstraints.expand(), | |
alignment: Alignment.center, | |
child: Text('Count: $_counter', | |
style: TextStyle(color: Colors.amber)), | |
)), | |
); | |
} | |
} |
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