didChangeAppLifecycleState property

(void Function(BuildContext context, AppLifecycleState state)?) didChangeAppLifecycleState

final

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

The third parameter depends on the mixin used. It is a TickerProvider for tickerProviderStateMixin

Implementation

final void Function(BuildContext context, AppLifecycleState state)?
    didChangeAppLifecycleState;