74 lines
2.1 KiB
Dart
74 lines
2.1 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:flutter_redux/flutter_redux.dart';
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import 'package:invoiceninja_flutter/constants.dart';
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import 'package:invoiceninja_flutter/main_app.dart';
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import 'package:invoiceninja_flutter/redux/app/app_state.dart';
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import 'package:invoiceninja_flutter/ui/app/dialogs/alert_dialog.dart';
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import 'package:invoiceninja_flutter/utils/localization.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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import 'package:window_manager/window_manager.dart';
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class WindowManager extends StatefulWidget {
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const WindowManager({Key key, this.child}) : super(key: key);
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final Widget child;
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@override
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State<WindowManager> createState() => _WindowManagerState();
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}
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class _WindowManagerState extends State<WindowManager> with WindowListener {
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@override
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void initState() {
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windowManager.addListener(this);
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_init();
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super.initState();
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}
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void _init() async {
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await windowManager.setPreventClose(true);
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setState(() {});
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}
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@override
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void onWindowResize() async {
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final size = await windowManager.getSize();
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final prefs = await SharedPreferences.getInstance();
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prefs.setDouble(kSharedPrefWidth, size.width);
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prefs.setDouble(kSharedPrefHeight, size.height);
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}
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@override
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void onWindowClose() async {
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final localization = AppLocalization.of(context);
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final store = StoreProvider.of<AppState>(navigatorKey.currentContext);
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final state = store.state;
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if (await windowManager.isPreventClose()) {
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if (state.hasChanges()) {
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showDialog<void>(
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context: context,
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builder: (context) => MessageDialog(
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localization.errorUnsavedChanges,
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dismissLabel: localization.continueEditing,
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onDiscard: () async {
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await windowManager.destroy();
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},
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));
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} else {
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await windowManager.destroy();
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}
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}
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}
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@override
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void dispose() {
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windowManager.removeListener(this);
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super.dispose();
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}
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@override
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Widget build(BuildContext context) => widget.child;
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}
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