* @exception E_SUCCESS The method is successful.
* @exception E_OBJ_ALREADY_EXIST The listener is already set.
* @exception E_SYSTEM A system error has occurred.
- * @see IAppCheckpointEventListener
*
*/
result SetCheckpointEventListener(IAppCheckpointEventListener& listener);
* @remarks Active application is the top most window with focus.
* @see GetActiveApp()
* @see RemoveActiveAppEventListener()
- * @see IActiveAppEventListener
*/
result AddActiveAppEventListener(IActiveAppEventListener& listener);
* @exception E_PRIVILEGE_DENIED The application does not have the privilege to call this method.
* @see GetActiveApp()
* @see AddActiveAppEventListener()
- * @see IActiveAppEventListener
*/
result RemoveActiveAppEventListener(IActiveAppEventListener& listener);