Android style app lifecycle awareness mixin for Flutter

app_lifecycle_aware.dart

import 'package:flutter/material.dart';

mixin AppLifecycleAware<T extends StatefulWidget> on State<T> {
  late final AppLifecycleListener _listener;

  @override
  void initState() {
    super.initState();
    _listener = AppLifecycleListener(
      onDetach: onDetach,
      onHide: onHide,
      onInactive: onInactive,
      onPause: onPause,
      onRestart: onRestart,
      onResume: onResume,
      onShow: onShow,
      onStateChange: onStateChange,
    );
  }

  @override
  void dispose() {
    _listener.dispose();
    super.dispose();
  }

  void onDetach() {}

  void onHide() {}

  void onInactive() {}

  void onPause() {}

  void onRestart() {}

  void onResume() {}

  void onShow() {}

  void onStateChange(AppLifecycleState state) {}
}