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// Copyright 2014 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flutter code sample for FocusNode.unfocus
import 'package:flutter/material.dart';
void main() => runApp(const MyApp());
class MyApp extends StatelessWidget {
const MyApp({super.key});
static const String _title = 'Flutter Code Sample';
@override
Widget build(BuildContext context) {
return const MaterialApp(
title: _title,
home: MyStatefulWidget(),
);
}
}
class MyStatefulWidget extends StatefulWidget {
const MyStatefulWidget({super.key});
@override
State<MyStatefulWidget> createState() => _MyStatefulWidgetState();
}
class _MyStatefulWidgetState extends State<MyStatefulWidget> {
UnfocusDisposition disposition = UnfocusDisposition.scope;
@override
Widget build(BuildContext context) {
return Material(
child: Container(
color: Colors.white,
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
Wrap(
children: List<Widget>.generate(4, (int index) {
return const SizedBox(
width: 200,
child: Padding(
padding: EdgeInsets.all(8.0),
child: TextField(
decoration: InputDecoration(border: OutlineInputBorder()),
),
),
);
}),
),
Row(
mainAxisAlignment: MainAxisAlignment.spaceAround,
children: <Widget>[
...List<Widget>.generate(UnfocusDisposition.values.length,
(int index) {
return Row(
mainAxisSize: MainAxisSize.min,
children: <Widget>[
Radio<UnfocusDisposition>(
groupValue: disposition,
onChanged: (UnfocusDisposition? value) {
setState(() {
if (value != null) {
disposition = value;
}
});
},
value: UnfocusDisposition.values[index],
),
Text(UnfocusDisposition.values[index].name),
],
);
}),
OutlinedButton(
child: const Text('UNFOCUS'),
onPressed: () {
setState(() {
primaryFocus!.unfocus(disposition: disposition);
});
},
),
],
),
],
),
),
);
}
}