/*

* Copyright (c) 2007-2009 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:  ESMRIcalViewer async command base class

*

*/

#ifndef CESMRICALVIEWERASYNCCOMMAND_H

#define CESMRICALVIEWERASYNCCOMMAND_H

#include "cesmricalviewercommandbase.h"

#include "mesmricalviewerasynccommand.h"

class CAsyncCallBack;

/**

 * CESMRIcalViewerAsyncCommand is base class for concrete

 * asynchronous esmricalviewer commands.

 */

NONSHARABLE_CLASS( CESMRIcalViewerAsyncCommand ) :

        public CESMRIcalViewerCommandBase,

        public MESMRIcalViewerAsyncCommand

    {

public:

    /**

     * C++ destructor

     */

    virtual ~CESMRIcalViewerAsyncCommand();

public: // From MESMRIcalViewerCommand

    void ExecuteCommandL(

            CFSMailMessage& aMessage,

            MESMRIcalViewerObserver& aObserver );

    void CancelCommand();

protected: // Implementation

    CESMRIcalViewerAsyncCommand(

            TESMRIcalViewerOperationType aType,

            CCalSession& aCalSession );

    void BaseConstructL();

private: // data

    /// Own. Asynchronous invoker.

    CAsyncCallBack* iAsyncInvoker;

    };

#endif

// EOF