/*

* Copyright (c) 2002-2007 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "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:  Virtual Phonebook interface for contact attributes.

*                Attributes are e.g speed dial or defaults

*

*/

#ifndef MVPBKCONTACTATTRIBUTE_H

#define MVPBKCONTACTATTRIBUTE_H

// INCLUDE FILES

#include <e32cmn.h>

#include <e32std.h>

/**

 * Virtual Phonebook Contact attribute interface.

 * Base class for different kinds of attributes.

 * The UID returned by AttributeType uniquely identifies 

 * the implementation class of this interface.

 */

class MVPbkContactAttribute

    {

    public:

        /**

         * Destructor.

         */

        virtual ~MVPbkContactAttribute() {}

        /**

         * Returns the attribute type of the object.

         * @return The attribute type of the object.

         */

        virtual TUid AttributeType() const =0;

        /**

         * Returns a copy of this object.

         * @return A copy of this object.

         */

        virtual MVPbkContactAttribute* CloneLC() const =0;

        /**

         * Returns an extension point for this interface or NULL.

         * @param aExtensionUid Extension identifier.

         * @return An extension object.

         */

        virtual TAny* ContactAttributeExtension(

                TUid /*aExtensionUid*/) { return NULL; }

    };

#endif // MVPBKCONTACTATTRIBUTE_H

// End of File