/*

* 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:  Execuing email specific command asynchronously

*

*/

#ifndef CESMRICALVIEWEREMAILASYNCCMD_H

#define CESMRICALVIEWEREMAILASYNCCMD_H

#include "cesmricalviewerasynccommand.h"

//<cmail>

#include "mesmricalviewerobserver.h"

#include "esmricalvieweropcodes.hrh"

#include "mesmricalviewercallback.h"

//</cmail>

class CFSMailClient;

/**

 * Command for triggering asynchronous fs_email command into execution.

 * FS_Email notifies after commad completion via MESMRIcalViewerObserver

 * interface.

 */

NONSHARABLE_CLASS( CESMRIcalViewerEmailAsyncCmd ) :

    public CESMRIcalViewerAsyncCommand,

    public MESMRIcalViewerObserver

    {

public: // Construction and destruction

    /**

     * Creates and initializes new CESMRIcalViewerEmailAsyncCmd command.

     * @param aOperation Operation to be executed.

     * @param aCalSession Reference to calendar session.

     * @param aCallback Reference to ESMRIcalViewer callback

     */

    static CESMRIcalViewerEmailAsyncCmd* NewL(

            TESMRIcalViewerOperationType aOperation,

            CCalSession& aCalSession,

            MESMRIcalViewerCallback& aCallback );

    /**

     * C++ Destructor

     */

    ~CESMRIcalViewerEmailAsyncCmd();

public: // From MESMRIcalViewerObserver

    void OperationCompleted(

            MESMRIcalViewerObserver::TIcalViewerOperationResult aResult );

    void OperationError(

            MESMRIcalViewerObserver::TIcalViewerOperationResult aResult );

public: // From MAgnEntryUiCallback

    void ProcessCommandL(TInt aCommandId);

    TInt ProcessCommandWithResultL( TInt aCommandId );

    TBool IsCommandAvailable( TInt aCommandId );

private: // From MESMRIcalViewerAsyncCommand

    void ExecuteAsyncCommandL();

    void CancelAsyncCommand();

private: // Implementation

    CESMRIcalViewerEmailAsyncCmd(

            TESMRIcalViewerOperationType aOperation,

            CCalSession& aCalSession,

            MESMRIcalViewerCallback& aCallback );

    void ConstructL();

private: // Data

    /// Own: Email operation to be executed

    TESMRIcalViewerOperationType iOperation;

    /// Ref: Reference to ESMRIcalViewer callback

    MESMRIcalViewerCallback& iCallback;

    };

#endif // CESMRICALVIEWEREMAILASYNCCMD_H

// EOF