105 lines
3.2 KiB
Dart
105 lines
3.2 KiB
Dart
import 'package:flutter/material.dart';
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import 'dart:html' as html;
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final Color darkBlue = Color.fromARGB(255, 18, 32, 47);
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void main() => runApp(MyApp());
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class MyApp extends StatefulWidget {
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@override
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_MyAppState createState() => _MyAppState();
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}
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class _MyAppState extends State<MyApp> {
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String _url = 'https://flutter.dev';
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double _width = 0.5;
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double _height = 0.5;
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@override
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Widget build(BuildContext context) {
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final screen = html.window.screen;
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final height = screen.height * _height;
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final width = screen.width * _width;
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return MaterialApp(
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theme: ThemeData.dark().copyWith(scaffoldBackgroundColor: darkBlue),
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debugShowCheckedModeBanner: false,
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home: Scaffold(
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body: Center(
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child: Container(
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width: 300,
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: <Widget>[
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ListTile(
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title: TextFormField(
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initialValue: _url,
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onChanged: (val) {
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_url = val;
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},
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decoration: InputDecoration(
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labelText: "URL",
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),
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),
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),
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ListTile(
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title: Text('Width % = ${width.toStringAsFixed(1)}'),
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subtitle: Slider(
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value: _width,
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onChanged: (val) {
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if (mounted)
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setState(() {
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_width = val;
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});
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},
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),
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),
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ListTile(
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title: Text('Height % = ${height.toStringAsFixed(1)}'),
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subtitle: Slider(
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value: _height,
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onChanged: (val) {
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if (mounted)
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setState(() {
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_height = val;
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});
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},
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),
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),
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RaisedButton.icon(
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icon: Icon(Icons.desktop_windows),
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label: Text('Create Window'),
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onPressed: () {
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_createWindow(_url, Size(height, width));
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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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void _createWindow(String url, Size size, {Offset offset, String name = ''}) {
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final screen = html.window.screen;
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final height = size.height;
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final width = size.width;
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final sb = StringBuffer();
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final top =
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offset?.dy ?? (screen.height != null ? (screen.height - height) / 2 : 0);
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final left =
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offset?.dx ?? (screen.width != null ? (screen.width - width) / 2 : 0);
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sb.write("height=");
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sb.write(height);
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sb.write(",width=");
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sb.write(width);
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sb.write(",top=");
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sb.write(top);
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sb.write(",left=");
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sb.write(left);
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sb.write(
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",scrollbars=yes,resizable=yes,toolbar=no,status=no,menu=no, directories=no,titlebar=no,location=no,addressbar=no");
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final settings = sb.toString();
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html.window.open(url, name, settings);
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}
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}
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