| // 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 [MenuAcceleratorLabel]. |
| |
| void main() => runApp(const MenuAcceleratorApp()); |
| |
| class MyMenuBar extends StatelessWidget { |
| const MyMenuBar({super.key}); |
| |
| @override |
| Widget build(BuildContext context) { |
| return Column( |
| children: <Widget>[ |
| Row( |
| mainAxisSize: MainAxisSize.min, |
| children: <Widget>[ |
| Expanded( |
| child: MenuBar( |
| children: <Widget>[ |
| SubmenuButton( |
| menuChildren: <Widget>[ |
| MenuItemButton( |
| onPressed: () { |
| showAboutDialog( |
| context: context, |
| applicationName: 'MenuBar Sample', |
| applicationVersion: '1.0.0', |
| ); |
| }, |
| child: const MenuAcceleratorLabel('&About'), |
| ), |
| MenuItemButton( |
| onPressed: () { |
| ScaffoldMessenger.of(context).showSnackBar( |
| const SnackBar( |
| content: Text('Saved!'), |
| ), |
| ); |
| }, |
| child: const MenuAcceleratorLabel('&Save'), |
| ), |
| MenuItemButton( |
| onPressed: () { |
| ScaffoldMessenger.of(context).showSnackBar( |
| const SnackBar( |
| content: Text('Quit!'), |
| ), |
| ); |
| }, |
| child: const MenuAcceleratorLabel('&Quit'), |
| ), |
| ], |
| child: const MenuAcceleratorLabel('&File'), |
| ), |
| SubmenuButton( |
| menuChildren: <Widget>[ |
| MenuItemButton( |
| onPressed: () { |
| ScaffoldMessenger.of(context).showSnackBar( |
| const SnackBar( |
| content: Text('Magnify!'), |
| ), |
| ); |
| }, |
| child: const MenuAcceleratorLabel('&Magnify'), |
| ), |
| MenuItemButton( |
| onPressed: () { |
| ScaffoldMessenger.of(context).showSnackBar( |
| const SnackBar( |
| content: Text('Minify!'), |
| ), |
| ); |
| }, |
| child: const MenuAcceleratorLabel('Mi&nify'), |
| ), |
| ], |
| child: const MenuAcceleratorLabel('&View'), |
| ), |
| ], |
| ), |
| ), |
| ], |
| ), |
| Expanded( |
| child: FlutterLogo( |
| size: MediaQuery.of(context).size.shortestSide * 0.5, |
| ), |
| ), |
| ], |
| ); |
| } |
| } |
| |
| class MenuAcceleratorApp extends StatelessWidget { |
| const MenuAcceleratorApp({super.key}); |
| |
| @override |
| Widget build(BuildContext context) { |
| return MaterialApp( |
| theme: ThemeData(useMaterial3: true), |
| home: Shortcuts( |
| shortcuts: <ShortcutActivator, Intent>{ |
| const SingleActivator(LogicalKeyboardKey.keyT, control: true): VoidCallbackIntent(() { |
| debugDumpApp(); |
| }), |
| }, |
| child: const Scaffold(body: SafeArea(child: MyMenuBar())), |
| ), |
| ); |
| } |
| } |