Erweiterungen

lib/main.dart

@@ -188,7 +188,7 @@ class Main extends StatefulWidget {
   State<Main> createState() => _MainState();
 }
 
-class _MainState extends State<Main> with SingleTickerProviderStateMixin, ProducerMixin, ConsumerMixin {
+class _MainState extends State<Main> with SingleTickerProviderStateMixin, ProducerMixin, ConsumerMixin, WidgetsBindingObserver {
   DateTime? _lastBackPressed;
   late ContentViewWidget _currentContent;
   late WidgetStack<ContentViewWidget> contentStack = WidgetStack();
@@ -210,7 +210,11 @@ class _MainState extends State<Main> with SingleTickerProviderStateMixin, Produc
 
   @override
   void dispose() {
+    // Unregister from app lifecycle events
+    WidgetsBinding.instance.removeObserver(this);
+    
     _animationController?.dispose();
+    _checkForNewState0JobsJobsTimer?.cancel();
 
     // Unsubscribe from all message topics
     unsubscribe(queueId: Constants.messageTopicPushContentView);
@@ -228,6 +232,9 @@ class _MainState extends State<Main> with SingleTickerProviderStateMixin, Produc
   @override
   void initState() {
     super.initState();
+    
+    // Register for app lifecycle events
+    WidgetsBinding.instance.addObserver(this);
 
     _animationController = AnimationController(vsync: this, duration: const Duration(milliseconds: 1000));
     _animationController!.repeat(reverse: true);
@@ -253,6 +260,31 @@ class _MainState extends State<Main> with SingleTickerProviderStateMixin, Produc
     });
   }
 
+  @override
+  void didChangeAppLifecycleState(AppLifecycleState state) {
+    super.didChangeAppLifecycleState(state);
+    
+    switch (state) {
+      case AppLifecycleState.paused:
+      case AppLifecycleState.inactive:
+      case AppLifecycleState.hidden:
+        // App geht in den Hintergrund - Animation und Timer pausieren
+        _animationController?.stop();
+        _checkForNewState0JobsJobsTimer?.cancel();
+        Util.logInfo('App in Hintergrund - Rendering pausiert');
+        break;
+      case AppLifecycleState.resumed:
+        // App kommt zurück in den Vordergrund - Animation und Timer fortsetzen
+        _animationController?.repeat(reverse: true);
+        _startCheckForNewState0JobsJobsTimer();
+        Util.logInfo('App im Vordergrund - Rendering fortgesetzt');
+        break;
+      case AppLifecycleState.detached:
+        // App wird beendet
+        break;
+    }
+  }
+
   @override
   Widget build(BuildContext context) {
     if (!_initCompleted) {