android - how to set BroadCastReceiver for volume keys to open new activity -

android - how to set BroadCastReceiver for volume keys to open new activity -

if user presses volume key , down, possible observe in broadcast receiver?

i need total code. question have been asked on http://stackoverflow.com not answered properly.

i have been searching solution question past 3 weeks unable find proper answer.

i want code snipet for:

1) public class mainactivity extends activity {} 2) public class volumekeyreceiver extends broadcastreceiver {} 3) androidmanifest.xml

please help!!

there not supported broadcast event volume button press (change). there 2 ways hear volume button presses.

1) contentobserver. see how register contentobserver media volume change?

2) onkeyevent. see android - volume buttons used in application

if want broadcastreceiver, 1 of 2 above can fire broadcast event - sendbroadcast see http://developer.android.com/reference/android/content/context.html#sendbroadcast(android.content.intent)

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