Sends complication-related data from the iOS app to the WatchKit extension.
- iOS 9.0+
- Mac Catalyst 13.0+
A dictionary of property list values that you want to send. You define the contents of the dictionary that your counterpart supports. This parameter must not be
A transfer object that you can use to monitor and cancel the operation.
Call this method when you have new data to send to your complication. Your WatchKit extension can use the data to replace or extend its current timeline entries.
This method can only be called while the session is active—that is, the
activation property is set to
WCSession. Calling this method for an inactive or deactivated session is a programmer error.