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Symbian OS Library

SYMBIAN OS V9.3

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Change Notification

As data changes clients such as UI-level applications need to respond to the updates. The Contacts Model calls a Change Notifier class (CContactChangeNotifier) which allows clients to receive notification of changes made to contact items. Change events are sent in the order that they occur.

Change event details are contained in TContactDbObserverEvent and include:

Each notification event specifies the UID of the contact changed, and of the client who made the change (to allow clients to ignore their own changes).