72 lines
1.9 KiB
Dart
72 lines
1.9 KiB
Dart
import 'package:flutter/foundation.dart';
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import 'package:flutter/material.dart';
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import 'package:invoiceninja_flutter/utils/web_stub.dart'
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if (dart.library.html) 'package:invoiceninja_flutter/utils/web.dart';
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import 'package:webview_flutter/webview_flutter.dart';
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class AppWebView extends StatelessWidget {
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const AppWebView({this.html});
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final String html;
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@override
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Widget build(BuildContext context) {
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return kIsWeb ? _WebWebView(html: html) : _MobileWebView(html: html);
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}
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}
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class _WebWebView extends StatelessWidget {
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const _WebWebView({this.html});
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final String html;
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@override
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Widget build(BuildContext context) {
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final encodedHtml =
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'data:text/html;charset=utf-8,' + Uri.encodeComponent(html);
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WebUtils.registerWebView(encodedHtml);
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return AbsorbPointer(
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child: HtmlElementView(viewType: encodedHtml),
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);
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}
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}
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class _MobileWebView extends StatefulWidget {
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const _MobileWebView({Key key, this.html}) : super(key: key);
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final String html;
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@override
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_MobileWebViewState createState() => _MobileWebViewState();
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}
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class _MobileWebViewState extends State<_MobileWebView>
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with AutomaticKeepAliveClientMixin<_MobileWebView> {
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WebViewController _webViewController;
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@override
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bool get wantKeepAlive => true;
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@override
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void didUpdateWidget(oldWidget) {
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super.didUpdateWidget(oldWidget);
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if (widget.html != oldWidget.html) {
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_webViewController.loadUrl(
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Uri.dataFromString(widget.html, mimeType: 'text/html').toString());
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}
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}
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@override
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Widget build(BuildContext context) {
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super.build(context);
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return WebView(
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initialUrl:
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Uri.dataFromString(widget.html, mimeType: 'text/html').toString(),
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onWebViewCreated: (WebViewController webViewController) {
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_webViewController = webViewController;
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},
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javascriptMode: JavascriptMode.disabled,
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);
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}
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}
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