Sample App(6/7) Service can be controlled by a widget when locked Also from the notification bar By clicking the notification bar,we can get back to the music player 4172四 41 Moonignt Sonatz Moonlight Sonata 角 Prestogta如 onmh ← 8Sample App (6/7) • Service can be controlled by a widget when locked • Also from the notification bar • By clicking the notification bar, we can get back to the music player 8