A Boolean value indicating whether the Watch app’s complication is in use on the currently paired and active Apple Watch.
- iOS 9.0+
The value of this property is
YES when the app’s complication is installed on the active clock face. When the value of this property is
NO, calls to the
transfer method fail immediately.
The value in this property is valid only for a configured session that has been activated successfully. If the
activation property is available, its value must be
WCSession. When the session becomes inactive or deactivated, you should ignore the value in this property.