It is not possible to detect a screenshot has (or will) be taken on iOS 5.
In iOS 4.0, there was a Darwin notification fired PictureWasTakenNotification, but not anymore.
The documentation does not mention anything, and using NSNotificationCenter to subscribe to all notifications only shows silence after taking a screenshot.
**It is not possible to detect a screenshot has (or will) be taken on iOS 5.**
In iOS 4.0, there was a Darwin notification fired `PictureWasTakenNotification`, but not anymore.
The documentation does not mention anything, and using `NSNotificationCenter` to subscribe to all notifications only shows silence after taking a screenshot.