// 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';

/// Flutter code sample for [AppBar].

void main() => runApp(const AppBarApp());

class AppBarApp extends StatelessWidget {
  const AppBarApp({super.key});

  @override
  Widget build(BuildContext context) {
    return const MaterialApp(home: AppBarExample());
  }
}

class AppBarExample extends StatelessWidget {
  const AppBarExample({super.key});

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: const Text('AppBar Demo'),
        actions: <Widget>[
          IconButton(
            icon: const Icon(Icons.add_alert),
            tooltip: 'Show Snackbar',
            onPressed: () {
              ScaffoldMessenger.of(context).showSnackBar(
                const SnackBar(content: Text('This is a snackbar')),
              );
            },
          ),
          IconButton(
            icon: const Icon(Icons.navigate_next),
            tooltip: 'Go to the next page',
            onPressed: () {
              Navigator.push(
                context,
                MaterialPageRoute<void>(
                  builder: (BuildContext context) {
                    return Scaffold(
                      appBar: AppBar(title: const Text('Next page')),
                      body: const Center(
                        child: Text(
                          'This is the next page',
                          style: TextStyle(fontSize: 24),
                        ),
                      ),
                    );
                  },
                ),
              );
            },
          ),
        ],
      ),
      body: const Center(
        child: Text('This is the home page', style: TextStyle(fontSize: 24)),
      ),
    );
  }
}
