Android: How to bring app to foreground when app in background / killed state like WhatsApp?

[Android Central Question]

How do I bring an application which is in backround or killed state when incoming whatsapp call? I receive some call notificaiton when the app is in killed state BUT how do I launch application? I'm working on chat related applicaton

 

[B. Diddy]

Welcome to Android Central! I moved this to the Software Development forum for more specific traffic.

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[Rukbat]

See if this helps you.