63 lines
1.7 KiB
Dart
63 lines
1.7 KiB
Dart
import 'dart:convert';
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import 'package:flutter/material.dart';
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import 'package:git_touch/models/theme.dart';
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import 'package:provider/provider.dart';
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import 'package:webview_flutter/webview_flutter.dart';
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class MarkdownHtmlView extends StatelessWidget {
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final String html;
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MarkdownHtmlView(this.html);
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@override
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Widget build(BuildContext context) {
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final theme = Provider.of<ThemeModel>(context);
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return HtmlView(html, cssText: theme.markdownCss);
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}
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}
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class HtmlView extends StatefulWidget {
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final String html;
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HtmlView(String text, {String cssText, List<String> cssLinks = const []})
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: html = '<meta name="viewport" content="width=device-width">' +
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cssLinks
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.map((link) =>
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'<link rel="stylesheet" href="$link" crossorigin="anonymous" />')
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.join('') +
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'<style>body{margin:12px}${cssText ?? ''}</style>' +
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text;
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@override
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_HtmlViewState createState() => _HtmlViewState();
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}
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class _HtmlViewState extends State<HtmlView> {
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double height;
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WebViewController controller;
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@override
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Widget build(BuildContext context) {
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final uri = Uri.dataFromString(
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widget.html,
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mimeType: 'text/html',
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encoding: Encoding.getByName('utf-8'),
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);
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return Container(
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height: height ?? 600,
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child: WebView(
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initialUrl: uri.toString(),
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javascriptMode: JavascriptMode.unrestricted,
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onWebViewCreated: (c) async {
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controller = c;
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},
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onPageFinished: (some) async {
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final res = await controller
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.evaluateJavascript("document.documentElement.scrollHeight;");
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setState(() {
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height = double.parse(res);
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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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