How to Dismiss the Virtual Keyboard in a Flutter App?

 void main() {

 runApp(MyApp());

 }

  // This is the main application widget.

  class MyApp extends StatelessWidget {

   @override

  Widget build(BuildContext context) {

return MaterialApp(

   title: 'Candidroot solutions Unfocus on Tap',

   theme: ThemeData(

     primarySwatch: Colors.green,

   ),

   home: MyHomePage(),

);

  }

}

  // This is the homepage

 class MyHomePage extends StatefulWidget {

   @override

   _MyHomePageState createState() => _MyHomePageState();

  }

// The GestureDetector wraps the homepage

 class _MyHomePageState extends State<MyHomePage> {

  @override

  Widget build(BuildContext context) {

  return GestureDetector(

   // set onTap to unfocus

   onTap: ()=> FocusScope.of(context).unfocus(),

   child: Scaffold(

     // Appbar

     appBar: AppBar(title: Text('KeyBoard Hide Example'),

       centerTitle: true,

     ),

     // homepage design

     body: Padding(

       padding: const EdgeInsets.all(16.0),

       // Text input

       child:TextField(

         decoration: InputDecoration(

             border: OutlineInputBorder(),

             labelText: 'Enter the text'

         ),

       ),

     ),

   ),

);

  }

}