78 lines
2.7 KiB
Dart
78 lines
2.7 KiB
Dart
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:flutter_inappwebview/flutter_inappwebview.dart';
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import '../utils/constants.dart';
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import '../utils/util.dart';
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class WebViewPopup extends StatelessWidget {
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final CreateWindowAction createWindowAction;
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final InAppWebViewSettings popupWebViewSettings;
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const WebViewPopup(
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{Key? key,
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required this.createWindowAction,
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required this.popupWebViewSettings})
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: super(key: key);
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@override
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Widget build(BuildContext context) {
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return FutureBuilder<bool>(
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future: isNetworkAvailable(),
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builder: (context, snapshot) {
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if (!snapshot.hasData) {
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return Container();
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}
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final bool networkAvailable = snapshot.data ?? false;
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// Android-only
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final cacheMode = networkAvailable
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? CacheMode.LOAD_DEFAULT
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: CacheMode.LOAD_CACHE_ELSE_NETWORK;
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final webViewInitialSettings = popupWebViewSettings.copy();
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webViewInitialSettings.cacheMode = cacheMode;
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return AlertDialog(
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content: SizedBox(
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width: double.maxFinite,
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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SizedBox(
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height: 250,
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child: InAppWebView(
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gestureRecognizers: <Factory<
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OneSequenceGestureRecognizer>>{
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Factory<OneSequenceGestureRecognizer>(
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() => EagerGestureRecognizer(),
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),
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},
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initialSettings: webViewInitialSettings,
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windowId: createWindowAction.windowId,
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onCloseWindow: (controller) {
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Navigator.pop(context);
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},
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onReceivedError: (controller, request, error) async {
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final isForMainFrame = request.isForMainFrame ?? true;
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if (isForMainFrame && !(await isNetworkAvailable())) {
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if (!(await isPWAInstalled())) {
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await controller.loadData(
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data: kHTMLErrorPageNotInstalled);
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} else if (request.url.host != kPwaHost) {
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await controller.loadData(data: kHTMLErrorPage);
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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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),
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),
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);
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});
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}
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}
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