I got to link which says that it cant be done in iOS 4. Now it has been a year ,so these restrictions still apply to iOS 5? can it be done in iOS 5 ?
any alternative method to do that ?
I got to link which says that it cant be done in iOS 4.
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No, it still can’t be done. Applications in the background do not receive any events from the user. The only exception would be applications that play music, and can get the events from the Play/Pause, Next, Prev buttons.