/*

* 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 "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:  Defines the observer interface for the CameseUtility library

*

*/

#ifndef CAMESEOBSERVER_H

#define CAMESEOBSERVER_H

/**

* MCameseObserver

*  Notification interface used by the Camese Utility to report progress.

*

*  @lib CameseUtility.dll

*  @since 5.0

*/

class MCameseObserver

    {

    public:

        enum TLicenseAcquisitionState

            {

            EIdle = 0,

            ESendingContentStorageStatus,

            ERetrievingDRMHeaderFromFileHandle,

            EProcessingDRMHeader,            

            ERetrievingChallenge,

            ERetrievingChallengeFromFileHandle,

            ERetrievingLicense,

            EProcessingLicense,

            EAddingLicense,

            ESendingLicenseStorageStatus,

            ELicensingComplete,

            EInvisibleRedirection,

            ESendingDrmHeaderStatus

            };

    public:

        /**

         * Progress notification generated by the Camese Utility.

         * @param aState Current state of the license acquisition process.

         */

        virtual void OnLicenseAcquisitionProgress(TLicenseAcquisitionState aState) = 0;

    };

#endif  // CAMESEOBSERVER_H

// End of File