didChangeAppLifecycleState method

  1. @override
void didChangeAppLifecycleState(
  1. AppLifecycleState state
)
override

Called when the system puts the app in the background or returns the app to the foreground.

An example of implementing this method is provided in the class-level documentation for the WidgetsBindingObserver class.

This method exposes notifications from SystemChannels.lifecycle.

See also:

Implementation

@override
void didChangeAppLifecycleState(s.AppLifecycleState state) {
  super.didChangeAppLifecycleState(state);
  ActivityTrail()
      .addMarker(runtimeType.toString(), "app lifecycle state ${state.name}");

}