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:  Collection engine common observer

    15 *

    16 */

    17 

    18  

    19 

    20 #ifndef MMPXCOLLECTIONENGINECOMMONOBSERVER_H

    21 #define MMPXCOLLECTIONENGINECOMMONOBSERVER_H

    22 

    23 #include <badesca.h>

    24 class CMPXMedia;

    25 #include <mpxcommand.h>

    26 

    27 /**

    28  *  Interface for receiving data asynchronously 

    29  */

    30 NONSHARABLE_CLASS(MMPXCollectionEngineCommonObserver)

    31     {

    32 public:

    33     /**

    34      *  Handle media.

    35      *

    36      *  @since S60 3.2.3

    37      *  @param aMedia media object, NULL if error

    38      *  @param aError error code    

    39      */

    40     virtual void HandleMedia(CMPXMedia* aMedia, TInt aError) = 0;

    41 

    42     /**

    43      *  Handle completion of a asynchronous command.

    44      *

    45      *  @since S60 3.2.3

    46      *  @param aCommandResult result of the command, NULL if error

    47      *  @param aError error code    

    48      */

    49      virtual void HandleCommandComplete(CMPXCommand* aCommandResult, 

    50                                         TInt aError) = 0;

    51 

    52     /**

    53      * Handles removing a collection path.

    54      * Use case is if an item is removed by a collecton path, we need to 

    55      * know which files were actually removed to delete from FS.

    56      *

    57      * @since S60 3.2.3

    58      * @param aUriArray NULL if the plugin does not use concept of URI

    59      *                   else, contains the file path to delete a file

    60      * @param aError error code

    61      *

    62      */

    63     virtual void HandleRemove(const CDesCArray& aUriArray, TInt aError) = 0;

    64     

    65     /**

    66      * Handles FindAllL results.

    67      * After find results are passed to the engine, the media object

    68      * needs to be picked up by the client.

    69      *

    70      * @since S60 3.2.3

    71      * @param aMedia media item(s)

    72      * @param aError error for the operation, or size of the buffer to return

    73      */

    74     virtual void HandleFindAll(CMPXMedia* aMedia, TInt aError) = 0;

    75     

    76     };    

    77     

    78 #endif // MMPXCOLLECTIONENGINECOMMONOBSERVER_H