Best android games engine

Android Game Engine - Stack Overflow

Share mp3 from android intent

Intent.ACTION_SEND Whatsapp public void shareWithFriends(int id) { Int - Pastebin.com

Android whatsapp share

How to call whatsapp as an Intent from my app on Android? Intent sendIntent = n - Pastebin.com

Android share sms intent

How to call whatsapp as an Intent from my app on Android? - Stack Overflow

Share message choosing intent

Android: Share plain text using intent (to all messaging apps) - Stack Overflow

Other android widget example

App Widgets | Android Developers

Android widget Voghella tutorial

Android (Homescreen) Widgets - Tutorial