StatefulWidget template

gistfile1.txt

class MyWidget extends StatefulWidget{
  @override
  State<StatefulWidget> createState() {
    return MyWidgetState();
  }
}

class MyWidgetState extends State<MyWidget>{
  @override
  Widget build(BuildContext context) {
    return Text('Hello, World!', style: Theme.of(context).textTheme.headline4);
  }
}