attachLifecycleNotifier method
Implementation
void attachLifecycleNotifier(
ValueNotifier<AppLifecycleState> lifecycleNotifier) {
if (_lifecycleNotifier != null) {
_lifecycleNotifier!.removeListener(_handleAppLifecycle);
}
_lifecycleNotifier = lifecycleNotifier;
_lifecycleNotifier?.addListener(_handleAppLifecycle);
}