// 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())),
      ),
    );
  }
}