1 /*

     2 * Copyright (c) 2009 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 

    20 #ifndef IA_UPDATE_OPERATION_H

    21 #define IA_UPDATE_OPERATION_H

    22 

    23 

    24 class CIAUpdateNode;

    25 class MIAUpdateContentOperationObserver;

    26 

    27 

    28 /**

    29  * MIAUpdateOperation

    30  *

    31  * General interface for all the node operations.

    32  *

    33  * @see MIAUpdateContentOperationObserver

    34  */

    35 class MIAUpdateOperation

    36     {

    37     

    38 public:

    39 

    40     /**

    41      * Empty destructor defined for this interface.

    42      * Now, the object can be deleted through this interface.

    43      */

    44     virtual ~MIAUpdateOperation() { }

    45 

    46 

    47     /**

    48      * @return TBool ETrue if the operation was started and observer's  

    49      * MIAUpdateContentOperationObserver::ContentOperationComplete callback

    50      * function will be called when completed. EFalse if operation was not started.

    51      */

    52     virtual TBool StartOperationL() = 0;

    53     

    54     /**

    55      * Will result a call to observer ContentOperationComplete

    56      * function if operation is on.

    57      */

    58     virtual void CancelOperation() = 0;    

    59         

    60     };

    61 

    62 #endif // IA_UPDATE_OPERATION_H

    63