// Copyright 2013 The Flutter Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Run this example with: flutter run -t lib/basic.dart -d emulator

// This file is used to extract code samples for the README.md file.
// Run update-excerpts if you modify this file.

// #docregion basic-example
import 'package:flutter/material.dart';
import 'package:url_launcher/url_launcher.dart';

final Uri _url = Uri.parse('https://flutter.dev');

void main() => runApp(
  const MaterialApp(
    home: Material(
      child: Center(
        child: ElevatedButton(onPressed: _launchUrl, child: Text('Show Flutter homepage')),
      ),
    ),
  ),
);

Future<void> _launchUrl() async {
  if (!await launchUrl(_url)) {
    throw Exception('Could not launch $_url');
  }
}

// #enddocregion basic-example