| // 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 custom labeled checkbox. |
| |
| import 'package:flutter/material.dart'; |
| |
| void main() => runApp(const LabeledCheckBoxApp()); |
| |
| class LabeledCheckBoxApp extends StatelessWidget { |
| const LabeledCheckBoxApp({super.key}); |
| |
| @override |
| Widget build(BuildContext context) { |
| return const MaterialApp( |
| home: LabeledCheckBoxExample(), |
| ); |
| } |
| } |
| |
| class LabeledCheckbox extends StatelessWidget { |
| const LabeledCheckbox({ |
| super.key, |
| required this.label, |
| required this.padding, |
| required this.value, |
| required this.onChanged, |
| }); |
| |
| final String label; |
| final EdgeInsets padding; |
| final bool value; |
| final ValueChanged<bool> onChanged; |
| |
| @override |
| Widget build(BuildContext context) { |
| return InkWell( |
| onTap: () { |
| onChanged(!value); |
| }, |
| child: Padding( |
| padding: padding, |
| child: Row( |
| children: <Widget>[ |
| Expanded(child: Text(label)), |
| Checkbox( |
| value: value, |
| onChanged: (bool? newValue) { |
| onChanged(newValue!); |
| }, |
| ), |
| ], |
| ), |
| ), |
| ); |
| } |
| } |
| |
| class LabeledCheckBoxExample extends StatefulWidget { |
| const LabeledCheckBoxExample({super.key}); |
| |
| @override |
| State<LabeledCheckBoxExample> createState() => _LabeledCheckBoxExampleState(); |
| } |
| |
| class _LabeledCheckBoxExampleState extends State<LabeledCheckBoxExample> { |
| bool _isSelected = false; |
| |
| @override |
| Widget build(BuildContext context) { |
| return Scaffold( |
| appBar: AppBar(title: const Text('Custom Labeled Checkbox Sample')), |
| body: Center( |
| child: LabeledCheckbox( |
| label: 'This is the label text', |
| padding: const EdgeInsets.symmetric(horizontal: 20.0), |
| value: _isSelected, |
| onChanged: (bool newValue) { |
| setState(() { |
| _isSelected = newValue; |
| }); |
| }, |
| ), |
| ), |
| ); |
| } |
| } |