/*

* Copyright (c) 2006 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:   ?Description

*

*/

#ifndef M_NCDOPERATIONQUEUE_H

#define M_NCDOPERATIONQUEUE_H

class CNcdBaseOperation;

/**

 *  An interface for handling operations that must not run simultaneously.

 *

 *  This interface is used add an operation to queue and to notify the

 *  queue when a queued operation is complete.

 */

class MNcdOperationQueue                                    

    {

public:

    /**

     * Queues the operation.

     *

     * @param aOperation The operation to queue.

     */

    virtual void QueueOperationL( CNcdBaseOperation& aOperation ) = 0;

    /**

     * Notifies the queue about completion of the operation, so the next

     * operation in the queue can be started.

     */

    virtual void QueuedOperationComplete( CNcdBaseOperation& aOperation ) = 0;

protected:

    /**

     *

     */

    virtual ~MNcdOperationQueue() {}

	};

#endif //  M_NCDOPERATIONQUEUE_H