Android: Recognising Gestures when screen is locked

Question

I am currently in the process of creating an MP3 player. In particular, the main mode of user input is in the form of (touchscreen) gestural input. I would like to add the funct

Answer 1

The recommended way is to make Lock Screen Widgets. These are widgets that allow you to interact with apps in the lockscreen such as the Google Play Music app.

Check out the official tutorial here:

http://developer.android.com/guide/topics/appwidgets/index.html#lockscreen