ente/lib/events/tab_changed_event.dart

import 'package:photos/events/event.dart';

class TabChangedEvent extends Event {
  final int selectedIndex;
  final TabChangedEventSource source;

  TabChangedEvent(
    this.selectedIndex,
    this.source,
  );
}

enum TabChangedEventSource {
  tabBar,
  pageView,
  collectionsPage,
  backButton,
}

class TabDoubleTapEvent extends Event {
  final int selectedIndex;

  TabDoubleTapEvent(this.selectedIndex);
}