Function

CFRunLoopContainsTimer(_:_:_:)

Returns a Boolean value that indicates whether a run loop mode contains a particular CFRunLoopTimer object.

Declaration

func CFRunLoopContainsTimer(_ rl: CFRunLoop!, _ timer: CFRunLoopTimer!, _ mode: CFRunLoopMode!) -> Bool

Parameters

rl

The run loop to examine.

timer

The run loop timer for which to search.

mode

The run loop mode of rl in which to search for timer. Use the constant commonModes to search for timer in the set of objects monitored by all the common modes.

Return Value

true if timer is in mode mode of the run loop rl, false otherwise.

Discussion

If timer was added to commonModes, this function returns true if mode is either commonModes or any of the modes that has been added to the set of common modes.

See Also

Managing Timers

func CFRunLoopAddTimer(CFRunLoop!, CFRunLoopTimer!, CFRunLoopMode!)

Adds a CFRunLoopTimer object to a run loop mode.

func CFRunLoopRemoveTimer(CFRunLoop!, CFRunLoopTimer!, CFRunLoopMode!)

Removes a CFRunLoopTimer object from a run loop mode.