105 lines
3.1 KiB
Dart
105 lines
3.1 KiB
Dart
// ignore_for_file: library_private_types_in_public_api, deprecated_member_use
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import 'package:didvan/constants/assets.dart';
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import 'package:didvan/views/widgets/didvan/text.dart';
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import 'package:flutter/foundation.dart';
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import 'package:flutter/gestures.dart';
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import 'package:flutter/material.dart';
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import 'package:webview_flutter/webview_flutter.dart';
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class WebView extends StatefulWidget {
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final String src;
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const WebView({Key? key, required this.src}) : super(key: key);
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@override
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_WebViewState createState() => _WebViewState();
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}
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class _WebViewState extends State<WebView> {
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late WebViewController controller;
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bool loading = true;
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int progress = 0;
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final Set<Factory<VerticalDragGestureRecognizer>> gestureRecognizers = {
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Factory<VerticalDragGestureRecognizer>(
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() => VerticalDragGestureRecognizer())
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};
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void _onProgress(int progress) {
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setState(() {
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this.progress = progress;
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});
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}
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void _onPageFinished(String url) async {
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await Future.delayed(const Duration(seconds: 2));
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setState(() {
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if (progress == 100) loading = false;
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});
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}
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@override
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void initState() {
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controller = WebViewController()
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..setJavaScriptMode(JavaScriptMode.unrestricted)
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..setNavigationDelegate(
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NavigationDelegate(
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onProgress: _onProgress,
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onPageStarted: (String url) {},
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onPageFinished: _onPageFinished,
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onHttpError: (HttpResponseError error) {},
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onWebResourceError: (WebResourceError error) {
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// navigatorKey.currentState!.pop();
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},
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onNavigationRequest: (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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),
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)
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..loadRequest(Uri.parse(widget.src));
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super.initState();
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}
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@override
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Widget build(BuildContext context) {
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return WillPopScope(
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onWillPop: () async {
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if (await controller.canGoBack()) {
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await controller.goBack();
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return false;
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} else {
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return true;
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}
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},
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child: Scaffold(
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appBar: AppBar(
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title: const DidvanText(
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'بازگشت به دیدوان',
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),
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leading: const BackButton(),
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),
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body: loading
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? Center(
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child: Image.asset(
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Assets.loadingAnimation,
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width: 60,
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height: 60,
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),
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)
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: LayoutBuilder(builder: (context, constraints) {
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return SizedBox(
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width: MediaQuery.sizeOf(context).width,
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height: MediaQuery.sizeOf(context).height,
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child: WebViewWidget(
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controller: controller,
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gestureRecognizers: gestureRecognizers,
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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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