System Global Function AddCallback
| AddCallback( | | iEventSubscriber, |
| | iEventPublisher, |
| | iPublishedEvent, |
| | iMethodToCall, |
| | iClientData | =NULL ) |
-
Adds a callback for a given event subscriber to a given event publisher and a given event.
Role:
This function makes the event subscriber subscribe to a given event that is published
by a given event publisher.
Whenever this event is published by this event publisher,
the method declared when subscribing is called, along with possible useful data.
- Parameters:
-
- iEventSubscriber
- The event subscriber, that is the object that features the
iMethodToCall method called whenever iEventPublisher publishes
iPublishedEvent
- iEventPublisher
- The event publisher that is expected to publish the event.
- iPublishedEvent
- The event in question published by iEventPublisher.
- iMethodToCall
- The subscriber's method to call whenever iEventPublisher
publishes iPublishedEvent.
- iClientData
- Useful data to pass as an argument of iMethodToCall.
- Returns:
- The identifier of the created callback.
This object is included in the file: CATEventSubscriber.h
If needed, your Imakefile.mk should include the module: JS0GROUP
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