Logging Lifecycle eingebaut

lib/main.dart

@@ -2,6 +2,7 @@ import 'dart:async';
 
 import 'package:flutter/material.dart';
 import 'package:geolocator/geolocator.dart';
+import 'package:is_lock_screen/is_lock_screen.dart';
 import 'package:isar/isar.dart';
 import 'package:path_provider/path_provider.dart';
 import 'package:stadtbote/messages/pop_content_view_message.dart';
@@ -54,12 +55,8 @@ void _traceUncaughtExceptions(Object error, StackTrace stackTrace) {
   Util.logException('Stack-Trace: $stackTrace');
 }
 
-class MyApp extends StatelessWidget {
-  MyApp({super.key}) {
-    MqttCore.setup();
-
-    _startLocationService();
-  }
+class MyApp extends StatefulWidget {
+  MyApp({super.key});
 
   static late Isar isarInstance;
 
@@ -67,6 +64,34 @@ class MyApp extends StatelessWidget {
 
   static bool suppressAcceptDialog = false;
 
+  @override
+  State<MyApp> createState() => _MyAppState();
+}
+
+class _MyAppState extends State<MyApp> with WidgetsBindingObserver {
+  @override
+  void initState() {
+    WidgetsBinding.instance.addObserver(this);
+
+    MqttCore.setup();
+
+    _startLocationService();
+
+    super.initState();
+  }
+
+  @override
+  void dispose() {
+    WidgetsBinding.instance.removeObserver(this);
+    super.dispose();
+  }
+
+  @override
+  void didChangeAppLifecycleState(AppLifecycleState state) async {
+    super.didChangeAppLifecycleState(state);
+    Util.logInfo('Lifecylcle changes: $state');
+  }
+
   @override
   Widget build(BuildContext context) {
     return MaterialApp(