| // 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. |
| |
| import 'package:flutter/material.dart'; |
| import 'package:flutter/services.dart'; |
| |
| /// Flutter code sample for [TextFormField]. |
| |
| void main() => runApp(const TextFormFieldExampleApp()); |
| |
| class TextFormFieldExampleApp extends StatelessWidget { |
| const TextFormFieldExampleApp({super.key}); |
| |
| @override |
| Widget build(BuildContext context) { |
| return const MaterialApp( |
| home: TextFormFieldExample(), |
| ); |
| } |
| } |
| |
| class TextFormFieldExample extends StatefulWidget { |
| const TextFormFieldExample({super.key}); |
| |
| @override |
| State<TextFormFieldExample> createState() => _TextFormFieldExampleState(); |
| } |
| |
| class _TextFormFieldExampleState extends State<TextFormFieldExample> { |
| @override |
| Widget build(BuildContext context) { |
| return Material( |
| child: Center( |
| child: Shortcuts( |
| shortcuts: const <ShortcutActivator, Intent>{ |
| // Pressing space in the field will now move to the next field. |
| SingleActivator(LogicalKeyboardKey.space): NextFocusIntent(), |
| }, |
| child: FocusTraversalGroup( |
| child: Form( |
| autovalidateMode: AutovalidateMode.always, |
| onChanged: () { |
| Form.of(primaryFocus!.context!).save(); |
| }, |
| child: Wrap( |
| children: List<Widget>.generate(5, (int index) { |
| return Padding( |
| padding: const EdgeInsets.all(8.0), |
| child: ConstrainedBox( |
| constraints: BoxConstraints.tight(const Size(200, 50)), |
| child: TextFormField( |
| onSaved: (String? value) { |
| debugPrint('Value for field $index saved as "$value"'); |
| }, |
| ), |
| ), |
| ); |
| }), |
| ), |
| ), |
| ), |
| ), |
| ), |
| ); |
| } |
| } |