CFRunLoopRemoveObserver(_:_:_:)

Declaration

func CFRunLoopRemoveObserver(_ rl: CFRunLoop!, _ observer: CFRunLoopObserver!, _ mode: CFRunLoopMode!)

Parameters

• rl:

  The run loop to modify.

• observer:

  The run loop observer to remove.

• mode:

  The run loop mode of rl from which to remove observer. Use the constant Commonmodes to remove observer from the set of objects monitored by all the common modes.

Discussion

If rl does not contain observer in mode, this function does nothing.

See Also

Managing Observers

• CFRunLoopAddObserver(_:_:_:)
• CFRunLoopContainsObserver(_:_:_:)