112 lines
3.0 KiB
Dart
112 lines
3.0 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:golden_layout/golden_layout.dart';
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void main() {
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runApp(MyApp());
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}
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class MyApp extends StatelessWidget {
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@override
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Widget build(BuildContext context) {
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return MaterialApp(
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debugShowCheckedModeBanner: false,
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title: 'Flutter Demo',
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theme: ThemeData(
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primarySwatch: Colors.blue,
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accentColor: Colors.red,
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visualDensity: VisualDensity.adaptivePlatformDensity,
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),
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home: MyHomePage(title: 'Flutter Golden Layout'),
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);
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}
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}
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class MyHomePage extends StatefulWidget {
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MyHomePage({Key key, this.title}) : super(key: key);
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final String title;
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@override
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_MyHomePageState createState() => _MyHomePageState();
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}
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class _MyHomePageState extends State<MyHomePage> {
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final _controller = WindowController();
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int _count = 0;
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@override
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void initState() {
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final _group = WindowGroup(_getTab(_count++), false);
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(_controller.base as WindowColumn).children.add(_group);
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super.initState();
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(
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title: Text(widget.title),
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actions: [
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IconButton(
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tooltip: 'Add Window',
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icon: Icon(Icons.restore),
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onPressed: () {
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if (mounted)
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setState(() {
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_controller.base = WindowColumn(
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[WindowGroup(_getTab(_count++))],
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);
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});
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},
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),
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IconButton(
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tooltip: 'Add Group',
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icon: Icon(Icons.list),
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onPressed: () {
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if (mounted)
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setState(() {
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final _group = WindowGroup(_getTab(_count++));
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(_controller.base as WindowColumn).children.add(_group);
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});
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},
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),
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IconButton(
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tooltip: 'Add Row',
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icon: Icon(Icons.category),
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onPressed: () {
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if (mounted)
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setState(() {
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final _group1 = WindowGroup()..addTab(_getTab(_count++));
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final _group2 = WindowGroup()..addTab(_getTab(_count++));
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(_controller.base as WindowColumn)
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.children
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.add(WindowRow([_group1, _group2]));
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});
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},
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),
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],
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),
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body: GoldenLayoutTheme(
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data: GoldenLayoutThemeData(
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tabSelectedBackgroundColor: Theme.of(context).accentColor,
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),
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child: GoldenLayout(
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controller: _controller,
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),
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),
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);
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}
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WindowTab _getTab(int count) {
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return WindowTab(
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id: 'id_$count',
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title: (context, selected, index) => Text(
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'Window $count',
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style: TextStyle(
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color: selected ? Theme.of(context).accentColor : Colors.white,
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),
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),
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child: Container(color: Colors.red[100 * count]));
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}
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}
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