/*

* Copyright (c) 2006-2007 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

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

* which accompanies this distribution, and is available

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

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  includes observer methods on the logdatabase.

*

*/

#ifndef LOGOBSERVER_H

#define LOGOBSERVER_H

/**

 *Forward Declarations

 */

 class CLogClient ;

 class CBase ;

 class MLogClientChangeObserver ;

 class RFs ;

/**

 * Observer Class Abstraction

 */

class CLogObserver : public CBase 

    {

    public :

        /**

        * Two phase constructors

        */

        static CLogObserver* NewL() ;

        static CLogObserver* NewLC() ;

        /**

        * ConstructL method, to construct the clients

        */

        void ConstructL() ;

        /**

        * SetObserver methods, sets the observer for the 

        * changes happening in the database

        */

        void SetObserverL(MLogClientChangeObserver* aObserver) ;

        /**

        * Default Destructors

        */

        ~CLogObserver() ;

        protected :

        /**

        * Protected Constructor

        */

        CLogObserver() ;

    private :

        /**

        * datamembers

        */

        RFs iFs ;

        CLogClient* iLogClient ;     

    };

#endif