GUIBaseContext :: doAfterInitializeData - Post-event handler after data initialization

The event handler handler for a DEV_Initialized data event is called from within an AppendEntry or InsertEntry action. Thehandler allows providing or modifying the key and/or data for the new instance to be created. The event is fired after key value has been entered by user or application. In order to update instance data, the new (initialized) instance can be provided by calling newInstance().