/*

* Copyright (c) 2009 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:  ESMR field storage for viewer fields owned by fieldcontainer

*

*/

#ifndef CESMRVIEWERFIELDSTORAGE_H

#define CESMRVIEWERFIELDSTORAGE_H

#include "cesmrfieldstorage.h"

#include "tesmrentryfield.h"

class CESMRPolicy;

class CESMRTimeWrapper;

class MESMRCalEntry;

class MESMRResponseObserver;

/**

 * This class storages the fields needed in viewer mode.

 */

NONSHARABLE_CLASS( CESMRViewerFieldStorage ) : public CESMRFieldStorage

    {

public:

    /**

     * Constructor for the viewer field storage.

     *

     * @param aPolicy - pointer to policy information

     * @param aResponseObserver - Observer to be called when response 

     *                            action is needed

     * @param aResponseReady - Currently not in use

     * @return New viewer field storage object

     */

    static CESMRViewerFieldStorage* NewL( 

    		const CESMRPolicy& aPolicy,

    		MESMRResponseObserver* aResponseObserver,

    		TBool aResponseReady,

    		MESMRFieldEventObserver& aEventObserver,

    		TInt aReqAttendee = 0,

    		TInt aOptAttendee = 0);

    // Destructor

    ~CESMRViewerFieldStorage();

public:

    // overwritten because the time wrapper needs to be

    // externalized also.

    void ExternalizeL( MESMRCalEntry& aEntry );

private: // Implementation

    CESMRViewerFieldStorage(

            MESMRFieldEventObserver& aEventObserver );

    void ConstructL( const CESMRPolicy& aPolicy,

                     MESMRResponseObserver* aResponseObserver,

                     TBool aResponseReady,

                     const TInt &aReqAttendee ,

                     const TInt &aOptAttendee );

    void CreatePolicyFieldsL( const CESMRPolicy& aPolicy,

                MESMRResponseObserver* aResponseObserver,

                TBool aResponseReady);

    void CreateTrackingFieldsL( const CESMRPolicy& aPolicy,

                MESMRResponseObserver* aResponseObserver,

                TBool aResponseReady,

                const TInt &aReqAttendeee, const TInt &aOptAttendee);

    };

#endif //CESMRVIEWERFIELDSTORAGE_H