media - mute the player app in android -

in app, have mute button , there codes in onclick event:

audiomanager = (audiomanager) getactivity().getsystemservice(context.audio_service); am.setstreammute(audiomanager.stream_music, true); 

i expect, mute app make mute system. how can fix it? all.

try out

            audiomanager.setstreamvolume(audiomanager.stream_music, 0, 0);