# Package io.flutter.app

- Interface Summary
  Interface | Description
  --- | ---
  FlutterActivityDelegate.ViewFactory | Specifies the mechanism by which Flutter views are created during the operation of a `FlutterActivityDelegate`.
  FlutterActivityEvents | A collection of Android `Activity` methods that are relevant to the core operation of Flutter applications.

- Class Summary
  Class | Description
  --- | ---
  FlutterActivity | Deprecated. `FlutterActivity` is the new API that now replaces this class.
  FlutterActivityDelegate | Deprecated. `FlutterActivity` is the new API that now replaces this class and `FlutterActivity`.
  FlutterApplication | Flutter implementation of `Application`, managing application-level global initializations.
  FlutterFragmentActivity | Deprecated. this class is replaced by `FlutterFragmentActivity`.
  FlutterPlayStoreSplitApplication | Flutter's extension of `SplitCompatApplication` that injects a `PlayStoreDeferredComponentManager` with `FlutterInjector` to enable Split AOT Flutter apps.
  FlutterPluginRegistry | Deprecated. See https://flutter.dev/go/android-project-migration for migration instructions.