/*

* Copyright (c) 2005-2007 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:  Phonebook 2 phased service observer interface.

*

*/

#ifndef MPBK2SERVICEPHASEOBSERVER_H

#define MPBK2SERVICEPHASEOBSERVER_H

// INCLUDES

#include <e32std.h>

// FORWARD DECLARATIONS

class MPbk2ServicePhase;

// CLASS DECLARATION

/**

 * Phonebook 2 phased service observer interface.

 */

class MPbk2ServicePhaseObserver

    {

    public: // Interface

        /**

         * Phase complete callback.

         * Proceeds to next phase.

         *

         * @param aPhase    The calling phase.

         */

        virtual void NextPhase(

                MPbk2ServicePhase& aPhase ) = 0;

        /**

         * Phase complete callback.

         * Proceeds to previous phase.

         *

         * @param aPhase    The calling phase.

         */

        virtual void PreviousPhase(

                MPbk2ServicePhase& aPhase ) = 0;

        /**

         * Cancel callback.

         *

         * @param aPhase    The calling phase.

         */

        virtual void PhaseCanceled(

                MPbk2ServicePhase& aPhase ) = 0;

        /**

         * Abort callback.

         *

         * @param aPhase    The calling phase.

         */

        virtual void PhaseAborted(

                MPbk2ServicePhase& aPhase ) = 0;

        /**

         * Error callback.

         *

         * @param aPhase    The calling phase.

         * @param aErrorCode    Error code.

         */

        virtual void PhaseError(

                MPbk2ServicePhase& aPhase,

                TInt aErrorCode ) = 0;

        /**

         * Asks a permission to exit.

         *

         * @param aCommandId    Exit command id.

         * @return  ETrue to exit, EFalse to not to exit.

         */

        virtual TBool PhaseOkToExit(

                MPbk2ServicePhase& aPhase,

                TInt aCommandId ) = 0;

        /**

         * Accept callback.

         *

         * @param aMarkedEntries    Number of marked entries.

         * @param aLinkData         Lastly marked contact packed

         *                          in contact link buffer.

         */

        virtual void PhaseAccept(

                MPbk2ServicePhase& aPhase,

                const TDesC8& aMarkedEntries,

                const TDesC8& aLinkData ) = 0;

    protected: // Disabled functions

        virtual ~MPbk2ServicePhaseObserver()

            {};

    };

#endif // MPBK2SERVICEPHASEOBSERVER_H

// End of File