simple_dark_mode_webview 0.2.0-nullsafety.1 
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hilog07.blogspot.comA simple implementation of dark mode or dark theme webview. The idea is very simple, this webview wraps the whole html text with a dark mode <body> tag.
import 'dart:convert';
import 'package:flutter/foundation.dart';
import 'package:flutter/gestures.dart';
import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:simple_dark_mode_webview/simpledarkmodewebview.dart';
void main() {
runApp(MyApp());
}
class MyApp extends StatelessWidget {
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Simple Dark Mode Webview Demo',
theme: ThemeData(
primarySwatch: Colors.blue,
visualDensity: VisualDensity.adaptivePlatformDensity,
),
// You need to set darkTheme here!
darkTheme: ThemeData(
brightness: Brightness.dark,
primarySwatch: Colors.green,
),
home: MyHomePage(title: 'Simple Dark Mode Webview Demo'),
);
}
}
class MyHomePage extends StatefulWidget {
MyHomePage({Key key, this.title}) : super(key: key);
final String title;
@override
_MyHomePageState createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text(widget.title),
),
body: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: <Widget>[
Container(
color: Colors.grey,
child: Text(
'This widget is useful specially when you want to show a static HTML file!!!',
),
),
Expanded(
child: FutureBuilder(
future: rootBundle.loadString('lib/assets/sample_policy.html'),
builder: (context, snapshot) {
if(!snapshot.hasData){
return Text('loading...');
} else {
return SimpleDarkModeAdaptableWebView(
snapshot.data,
// (Example) Specify the html's encoding.
encoding: Encoding.getByName('utf-8'),
// (Example) You can also register gestures as like the original webview.
gestureRecognizers: Set()
..add(Factory<TapGestureRecognizer>(() =>
TapGestureRecognizer()
..onTapDown = (tap) {
final snackBar = SnackBar(content: Text('Webivew was tapped down.'));
//Scaffold.of(context).showSnackBar(snackBar);
ScaffoldMessenger.of(context).showSnackBar(snackBar);
}
)
),
);
}
},
)
)
],
),
),
);
}
}Metadata
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A simple implementation of dark mode or dark theme webview. The idea is very simple, this webview wraps the whole html text with a dark mode <body> tag.
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