| // Copyright 2017 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // ignore_for_file: public_member_api_docs |
| |
| import 'dart:async'; |
| import 'package:flutter/material.dart'; |
| import 'package:url_launcher/url_launcher.dart'; |
| |
| void main() { |
| runApp(MyApp()); |
| } |
| |
| class MyApp extends StatelessWidget { |
| @override |
| Widget build(BuildContext context) { |
| return MaterialApp( |
| title: 'URL Launcher', |
| theme: ThemeData( |
| primarySwatch: Colors.blue, |
| ), |
| home: MyHomePage(title: 'URL Launcher'), |
| ); |
| } |
| } |
| |
| class MyHomePage extends StatefulWidget { |
| MyHomePage({Key key, this.title}) : super(key: key); |
| final String title; |
| |
| @override |
| _MyHomePageState createState() => _MyHomePageState(); |
| } |
| |
| class _MyHomePageState extends State<MyHomePage> { |
| Future<void> _launched; |
| String _phone = ''; |
| |
| Future<void> _launchInBrowser(String url) async { |
| if (await canLaunch(url)) { |
| await launch( |
| url, |
| forceSafariVC: false, |
| forceWebView: false, |
| headers: <String, String>{'my_header_key': 'my_header_value'}, |
| ); |
| } else { |
| throw 'Could not launch $url'; |
| } |
| } |
| |
| Future<void> _launchInWebViewOrVC(String url) async { |
| if (await canLaunch(url)) { |
| await launch( |
| url, |
| forceSafariVC: true, |
| forceWebView: true, |
| headers: <String, String>{'my_header_key': 'my_header_value'}, |
| ); |
| } else { |
| throw 'Could not launch $url'; |
| } |
| } |
| |
| Future<void> _launchInWebViewWithJavaScript(String url) async { |
| if (await canLaunch(url)) { |
| await launch( |
| url, |
| forceSafariVC: true, |
| forceWebView: true, |
| enableJavaScript: true, |
| ); |
| } else { |
| throw 'Could not launch $url'; |
| } |
| } |
| |
| Future<void> _launchInWebViewWithDomStorage(String url) async { |
| if (await canLaunch(url)) { |
| await launch( |
| url, |
| forceSafariVC: true, |
| forceWebView: true, |
| enableDomStorage: true, |
| ); |
| } else { |
| throw 'Could not launch $url'; |
| } |
| } |
| |
| Future<void> _launchUniversalLinkIos(String url) async { |
| if (await canLaunch(url)) { |
| final bool nativeAppLaunchSucceeded = await launch( |
| url, |
| forceSafariVC: false, |
| universalLinksOnly: true, |
| ); |
| if (!nativeAppLaunchSucceeded) { |
| await launch( |
| url, |
| forceSafariVC: true, |
| ); |
| } |
| } |
| } |
| |
| Widget _launchStatus(BuildContext context, AsyncSnapshot<void> snapshot) { |
| if (snapshot.hasError) { |
| return Text('Error: ${snapshot.error}'); |
| } else { |
| return const Text(''); |
| } |
| } |
| |
| Future<void> _makePhoneCall(String url) async { |
| if (await canLaunch(url)) { |
| await launch(url); |
| } else { |
| throw 'Could not launch $url'; |
| } |
| } |
| |
| @override |
| Widget build(BuildContext context) { |
| const String toLaunch = 'https://www.cylog.org/headers/'; |
| return Scaffold( |
| appBar: AppBar( |
| title: Text(widget.title), |
| ), |
| body: ListView( |
| children: <Widget>[ |
| Column( |
| mainAxisAlignment: MainAxisAlignment.center, |
| children: <Widget>[ |
| Padding( |
| padding: const EdgeInsets.all(16.0), |
| child: TextField( |
| onChanged: (String text) => _phone = text, |
| decoration: const InputDecoration( |
| hintText: 'Input the phone number to launch')), |
| ), |
| RaisedButton( |
| onPressed: () => setState(() { |
| _launched = _makePhoneCall('tel:$_phone'); |
| }), |
| child: const Text('Make phone call'), |
| ), |
| const Padding( |
| padding: EdgeInsets.all(16.0), |
| child: Text(toLaunch), |
| ), |
| RaisedButton( |
| onPressed: () => setState(() { |
| _launched = _launchInBrowser(toLaunch); |
| }), |
| child: const Text('Launch in browser'), |
| ), |
| const Padding(padding: EdgeInsets.all(16.0)), |
| RaisedButton( |
| onPressed: () => setState(() { |
| _launched = _launchInWebViewOrVC(toLaunch); |
| }), |
| child: const Text('Launch in app'), |
| ), |
| RaisedButton( |
| onPressed: () => setState(() { |
| _launched = _launchInWebViewWithJavaScript(toLaunch); |
| }), |
| child: const Text('Launch in app(JavaScript ON)'), |
| ), |
| RaisedButton( |
| onPressed: () => setState(() { |
| _launched = _launchInWebViewWithDomStorage(toLaunch); |
| }), |
| child: const Text('Launch in app(DOM storage ON)'), |
| ), |
| const Padding(padding: EdgeInsets.all(16.0)), |
| RaisedButton( |
| onPressed: () => setState(() { |
| _launched = _launchUniversalLinkIos(toLaunch); |
| }), |
| child: const Text( |
| 'Launch a universal link in a native app, fallback to Safari.(Youtube)'), |
| ), |
| const Padding(padding: EdgeInsets.all(16.0)), |
| FutureBuilder<void>(future: _launched, builder: _launchStatus), |
| ], |
| ), |
| ], |
| ), |
| ); |
| } |
| } |