1 /*

     2 * Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies). 

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:   The MClockPluginObserver class for observing plugin data changes'.

    15 *

    16 */

    17 

    18 #ifndef __CLOCK_PLUGIN_OBSERVER_H__

    19 #define __CLOCK_PLUGIN_OBSERVER_H__

    20 

    21 // User includes

    22 #include "clocktimesourceinterface.h"

    23 

    24 /** 

    25 * @class MClockPluginObserver

    26 * @brief This is an observer class derived by objects which need to be notified

    27 *        by the ECOM implementations of type CClockTimeSourceInterface.

    28 * @exe clockserver

    29 */

    30 class MClockPluginObserver

    31 	{

    32 	public:            // Pure virtual functions

    33 

    34 		/**

    35 		* @brief Pure virtual, needs to be implemented by the derived class.

    36 		*        Called when an implementation needs to notify upon a change.

    37 		*/

    38 		virtual void NotifyTimeChangeL( CClockTimeSourceInterface& aPluginImpl  ) = 0;

    39 

    40 	};

    41 

    42 #endif		// __CLOCK_PLUGIN_OBSERVER_H__

    43 

    44 // End of file