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iPhone SDK 4 - How to programmatically detect volume hardware button press?

Tags:

button

iphone

hardware

volume

How would you detect if the user presses the volume hardware buttons and prevent default behaviour?

Thanks a lot.

like image 970
dan Avatar asked Sep 15 '10 22:09

dan

1 Answers

Look at AVSystemController_SystemVolumeDidChangeNotification (or alternatively here)

like image 164
Matt S. Avatar answered Sep 21 '22 04:09

Matt S.
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