1 /*

     2 * Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:   ?Description

    15 *

    16 */

    17 	

    18 

    19 #ifndef M_NCDOPERATIONQUEUE_H

    20 #define M_NCDOPERATIONQUEUE_H

    21 

    22 class CNcdBaseOperation;

    23 

    24 /**

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

    26  *

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

    28  *  queue when a queued operation is complete.

    29  */

    30 class MNcdOperationQueue                                    

    31     {

    32     

    33 public:

    34 

    35 

    36     /**

    37      * Queues the operation.

    38      *

    39      * @param aOperation The operation to queue.

    40      */

    41     virtual void QueueOperationL( CNcdBaseOperation& aOperation ) = 0;

    42     

    43     /**

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

    45      * operation in the queue can be started.

    46      */

    47     virtual void QueuedOperationComplete( CNcdBaseOperation& aOperation ) = 0;

    48 

    49 protected:

    50 

    51     /**

    52      *

    53      */

    54     virtual ~MNcdOperationQueue() {}

    55 

    56 	};

    57 	

    58 	

    59 #endif //  M_NCDOPERATIONQUEUE_H