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main.dart
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main.dart
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import 'dart:async';
import 'package:flutter/material.dart';
import 'package:flutter_marionette/marionette.dart';
void main() => runApp(MyApp());
class MyApp extends StatefulWidget {
@override
_MyAppState createState() => _MyAppState();
}
class _MyAppState extends State<MyApp> {
String _result = '...';
@override
void initState() {
super.initState();
this.evaluate();
}
Future<void> evaluate() async {
final page = Marionette();
final result = await page.evaluate("'Hello, World!'");
setState(() { _result = result; });
page.dispose();
}
Future<void> scrape() async {
setState(() { _result = "init"; });
final page = Marionette();
setState(() { _result = "goto"; });
await page.goto("https://example.com/");
setState(() { _result = "evaluate"; });
final result = await page.evaluate("document.querySelector('h1').textContent");
setState(() { _result = result; });
page.dispose();
}
@override
Widget build(BuildContext context) {
return MaterialApp(
home: Scaffold(
appBar: AppBar(
title: const Text('Plugin example app'),
),
body: Center(
child: Column(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Text('$_result\n'),
RaisedButton(
child: Text('test'),
onPressed: () { this.scrape(); },
),
],
),
),
),
);
}
}