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import 'dart:async';
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import 'package:device_info/device_info.dart';
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import 'package:dio/dio.dart';
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import 'package:flutter/material.dart';
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import 'package:one_key/net/dio_util.dart';
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import 'package:one_key/res/colors.dart';
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import 'package:one_key/utils/event_bus.dart';
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import 'package:one_key/utils/utils.dart';
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import 'package:one_key/widgets/system_app_bar.dart';
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import 'package:path_provider/path_provider.dart';
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import 'package:permission_handler/permission_handler.dart';
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import 'package:webview_flutter/webview_flutter.dart';
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class WebPage extends StatelessWidget {
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import 'dart:async';
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import 'dart:convert';
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import 'dart:io';
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import 'package:flutter/material.dart';
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import 'package:one_key/utils/event_bus.dart';
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import 'package:one_key/widgets/app_bar.dart';
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import 'package:one_key/widgets/system_app_bar.dart';
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import 'package:webview_flutter/webview_flutter.dart';
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import 'package:flutter_inappwebview/flutter_inappwebview.dart';
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import 'package:url_launcher/url_launcher.dart';
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import 'dart:collection';
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// import 'package:open_file/open_file.dart';
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// import 'package:flutter_downloader/flutter_downloader.dart';
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class WebPage extends StatefulWidget {
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final String title;
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final String url;
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final bool need;
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const WebPage({Key key, this.title, this.url}) : super(key: key);
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const WebPage({Key key, this.title, this.url, this.need = false})
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: super(key: key);
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@override
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Widget build(BuildContext context) {
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final Completer<WebViewController> _controller =
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Completer<WebViewController>();
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return Scaffold(
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appBar: SystemAppBar(title, onTap: () {
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Navigator.of(context).pop();
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}),
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body: WebView(
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initialUrl: "http://colorcun.com/privacy1.html",
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javascriptMode: JavascriptMode.unrestricted,
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onWebViewCreated: (WebViewController webViewController) {
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// Loading.showLoading(context);
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_controller.complete(webViewController);
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},
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javascriptChannels: <JavascriptChannel>[
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_toasterJavascriptChannel(context),
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].toSet(),
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navigationDelegate: (NavigationRequest request) {
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if (request.url.startsWith('https://www.youtube.com/')) {
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return NavigationDecision.prevent;
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}
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return NavigationDecision.navigate;
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},
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onPageStarted: (String url) {},
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onPageFinished: (String url) {
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// Loading.hideLoading(context);
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},
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gestureNavigationEnabled: true,
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_WebPageState createState() => _WebPageState();
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}
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class _WebPageState extends State<WebPage> {
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final GlobalKey webViewKey = GlobalKey();
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InAppWebViewController webViewController;
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InAppWebViewGroupOptions options = InAppWebViewGroupOptions(
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crossPlatform: InAppWebViewOptions(
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useShouldOverrideUrlLoading: true,
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useOnDownloadStart: true,
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mediaPlaybackRequiresUserGesture: false,
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),
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);
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android: AndroidInAppWebViewOptions(
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useHybridComposition: true,
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),
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ios: IOSInAppWebViewOptions(
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allowsInlineMediaPlayback: true,
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));
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PullToRefreshController pullToRefreshController;
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ContextMenu contextMenu;
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String url = "";
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double progress = 0;
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final urlController = TextEditingController();
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// Future<void> openFile(filePath) async {
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// final _result = await OpenFile.open(filePath);
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// print(_result.message);
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// // setState(() {
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// // _openResult = "type=${_result.type} message=${_result.message}";
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// // });
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// }
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@override
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void initState() {
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super.initState();
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// Enable hybrid composition.
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_init();
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}
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JavascriptChannel _toasterJavascriptChannel(BuildContext context) {
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return JavascriptChannel(
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name: 'Toaster',
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onMessageReceived: (JavascriptMessage message) {
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Scaffold.of(context).showSnackBar(
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SnackBar(content: Text(message.message)),
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);
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});
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Future<bool> _checkPermission() async {
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DeviceInfoPlugin deviceInfo = DeviceInfoPlugin();
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AndroidDeviceInfo androidInfo = await deviceInfo.androidInfo;
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if (Platform.isAndroid && androidInfo.version.sdkInt <= 28) {
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final status = await Permission.storage.status;
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if (status != PermissionStatus.granted) {
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final result = await Permission.storage.request();
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if (result == PermissionStatus.granted) {
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return true;
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}
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} else {
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return true;
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}
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} else {
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return true;
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}
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return false;
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}
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Future<bool> checkPermissionStorage() async {
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var status = await Permission.storage.status;
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if (!status.isGranted) {
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status = await Permission.storage.request();
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if (status.isGranted) {
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return true;
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}
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} else {
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return true;
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}
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return false;
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}
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_init() async {
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// WidgetsFlutterBinding.ensureInitialized();
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// await FlutterDownloader.initialize(debug: true);
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if (Platform.isAndroid) {
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await AndroidInAppWebViewController.setWebContentsDebuggingEnabled(true);
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var swAvailable = await AndroidWebViewFeature.isFeatureSupported(
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AndroidWebViewFeature.SERVICE_WORKER_BASIC_USAGE);
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var swInterceptAvailable = await AndroidWebViewFeature.isFeatureSupported(
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AndroidWebViewFeature.SERVICE_WORKER_SHOULD_INTERCEPT_REQUEST);
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if (swAvailable && swInterceptAvailable) {
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AndroidServiceWorkerController serviceWorkerController =
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AndroidServiceWorkerController.instance();
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serviceWorkerController.serviceWorkerClient =
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AndroidServiceWorkerClient(
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shouldInterceptRequest: (request) async {
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print(request);
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return null;
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},
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);
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}
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}
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// await FlutterDownloader.initialize(
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// debug: true // optional: set false to disable printing logs to console
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// );
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await Permission.storage.request();
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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// We're using a Builder here so we have a context that is below the Scaffold
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// to allow calling Scaffold.of(context) so we can show a snackbar.
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appBar: SystemAppBar(
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widget.title,
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onTap: () {
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if (widget.need) {
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Utils.changeStatusColor(color: MyColours.color_199095);
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}
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Navigator.of(context).pop();
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},
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),
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body: WillPopScope(
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onWillPop: () async {
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if (widget.need) {
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Utils.changeStatusColor(color: MyColours.color_199095);
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}
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return true;
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},
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child: Column(
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children: [
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Expanded(
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child: InAppWebView(
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key: webViewKey,
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// contextMenu: contextMenu,
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initialUrlRequest: URLRequest(
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url: Uri.parse("http://colorcun.com/privacy1.html")),
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// initialFile: "assets/index.html",
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initialUserScripts: UnmodifiableListView<UserScript>([]),
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initialOptions: options,
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pullToRefreshController: pullToRefreshController,
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onWebViewCreated: (controller) {
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webViewController = controller;
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},
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onLoadStart: (controller, url) {
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setState(() {
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this.url = url.toString();
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urlController.text = this.url;
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});
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},
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androidOnPermissionRequest:
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(controller, origin, resources) async {
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return PermissionRequestResponse(
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resources: resources,
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action: PermissionRequestResponseAction.GRANT);
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},
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shouldOverrideUrlLoading:
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(controller, navigationAction) async {
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var uri = navigationAction.request.url;
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if (![
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"http",
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"https",
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"file",
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"chrome",
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"data",
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"javascript",
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"about"
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].contains(uri.scheme)) {
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if (await canLaunch(url)) {
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// Launch the App
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await launch(
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url,
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);
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// and cancel the request
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return NavigationActionPolicy.CANCEL;
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}
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}
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return NavigationActionPolicy.ALLOW;
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},
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onLoadStop: (controller, url) async {
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pullToRefreshController.endRefreshing();
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setState(() {
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this.url = url.toString();
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urlController.text = this.url;
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});
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},
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onLoadError: (controller, url, code, message) {
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pullToRefreshController.endRefreshing();
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},
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onProgressChanged: (controller, progress) {
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if (progress == 100) {
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pullToRefreshController.endRefreshing();
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}
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setState(() {
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this.progress = progress / 100;
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urlController.text = this.url;
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});
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},
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onUpdateVisitedHistory: (controller, url, androidIsReload) {
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setState(() {
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this.url = url.toString();
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urlController.text = this.url;
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});
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},
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onConsoleMessage: (controller, consoleMessage) {
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print(consoleMessage);
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},
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onDownloadStart: (controller, url) async {
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print("onDownloadStart $url");
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Utils.showToast('开始下载...');
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// final taskId = await FlutterDownloader.enqueue(
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// url: url.toString(),
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// savedDir: (await getExternalStorageDirectory()).path,
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// showNotification:
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// true, // show download progress in status bar (for Android)
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// openFileFromNotification:
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// true, // click on notification to open downloaded file (for Android)
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// );
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final dir = await getExternalStorageDirectory();
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String savePath = dir.path + "/one_key";
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Directory directory = new Directory(savePath);
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if (directory.existsSync()) {
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//删除历史apk
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final List<FileSystemEntity> files = directory.listSync();
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for (FileSystemEntity file in files) {
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file.deleteSync();
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}
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}
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DioUtil().download(url.toString(), savePath,
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onProgress: (received, total) {
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// if (_progress != 100) {
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// int progress = ((received / total) * 100).round();
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// _progress = progress;
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// _setState(() {});
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// }
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if (received == total) {
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print('object');
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Utils.showToast('文件已保存在${savePath}');
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// openFile(savePath);
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//下载完成
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// InstallPlugin.installApk(savePath, "com.naji.one_key");
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}
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});
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// },
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// DioUtil().download(url.toString(),
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// (await getExternalStorageDirectory()).path,
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// onProgress: (received, total) {
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// // if (_progress != 100) {
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// // int progress = ((received / total) * 100).round();
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// // _progress = progress;
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// // _setState(() {});
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// // }
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// if (received == total) {
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// //下载完成
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// // InstallPlugin.installApk(savePath, "com.naji.one_key");
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// }
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// });
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},
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))
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],
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)
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// Builder(builder: (BuildContext context) {
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// return WebView(
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// initialUrl: "http://colorcun.com/privacy1.html",
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// javascriptMode: JavascriptMode.unrestricted,
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// onWebViewCreated: (WebViewController webViewController) {
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// _controller.complete(webViewController);
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// },
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// // TODO(iskakaushik): Remove this when collection literals makes it to stable.
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// // ignore: prefer_collection_literals
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// javascriptChannels: <JavascriptChannel>[
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// _toasterJavascriptChannel(context),
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// ].toSet(),
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// navigationDelegate: (NavigationRequest request) {
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// if (request.url.startsWith('https://www.youtube.com/')) {
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// print('blocking navigation to $request}');
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// return NavigationDecision.prevent;
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// }
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// print('allowing navigation to $request');
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// return NavigationDecision.navigate;
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// },
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// onPageStarted: (String url) {
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// print('Page started loading: $url');
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// },
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// onPageFinished: (String url) async {
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// print('Page finished loading: $url');
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// // showDownloadProgress(context);
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// final dir = await getExternalStorageDirectory();
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// String savePath = dir.path + "/one_key";
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// DioUtil().download(url, savePath,
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// onProgress: (received, total) {
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// // if (_progress != 100) {
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// // int progress = ((received / total) * 100).round();
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// // _progress = progress;
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// // _setState(() {});
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// // }
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// if (received == total) {
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// print('object');
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// //下载完成
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// // InstallPlugin.installApk(savePath, "com.naji.one_key");
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// }
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// });
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// },
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// gestureNavigationEnabled: true,
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// );
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// }),
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));
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}
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// JavascriptChannel _toasterJavascriptChannel(BuildContext context) {
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// return JavascriptChannel(
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// name: 'Toaster',
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// onMessageReceived: (JavascriptMessage message) {
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// Scaffold.of(context).showSnackBar(
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// SnackBar(content: Text(message.message)),
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// );
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// });
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// }
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}
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// class WebPage extends StatelessWidget {
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// final String title;
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// final String url;
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// final bool need;
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// const WebPage({Key key, this.title, this.url, this.need = false})
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// : super(key: key);
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// @override
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// Widget build(BuildContext context) {
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// final Completer<WebViewController> _controller =
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// Completer<WebViewController>();
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// return Scaffold(
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// appBar: SystemAppBar(title, onTap: () {
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// if (need) {
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// Utils.changeStatusColor(color: MyColours.color_199095);
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// }
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// Navigator.of(context).pop();
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// }),
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// body: WillPopScope(
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// onWillPop: () async {
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// if (need) {
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// Utils.changeStatusColor(color: MyColours.color_199095);
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// }
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// return true;
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// },
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// child: WebView(
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// initialUrl: "http://colorcun.com/privacy1.html",
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// javascriptMode: JavascriptMode.unrestricted,
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// onWebViewCreated: (WebViewController webViewController) {
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// // Loading.showLoading(context);
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// _controller.complete(webViewController);
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// },
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// javascriptChannels: <JavascriptChannel>[
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|
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// _toasterJavascriptChannel(context),
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// ].toSet(),
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|
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// navigationDelegate: (NavigationRequest request) {
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|
// if (request.url.startsWith('https://www.youtube.com/')) {
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|
|
// return NavigationDecision.prevent;
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|
// }
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|
// return NavigationDecision.navigate;
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|
// },
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|
|
|
// onPageStarted: (String url) {},
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|
|
|
// onPageFinished: (String url) {
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|
|
|
// // Loading.hideLoading(context);
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|
// },
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|
|
// gestureNavigationEnabled: true,
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|
// )),
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|
// );
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|
|
// }
|
|
|
|
|
|
|
|
// JavascriptChannel _toasterJavascriptChannel(BuildContext context) {
|
|
|
|
// return JavascriptChannel(
|
|
|
|
// name: 'Toaster',
|
|
|
|
// onMessageReceived: (JavascriptMessage message) {
|
|
|
|
// Scaffold.of(context).showSnackBar(
|
|
|
|
// SnackBar(content: Text(message.message)),
|
|
|
|
// );
|
|
|
|
// });
|
|
|
|
// }
|
|
|
|
// } |
...
|
...
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|
