1 /*

     2 * Copyright (c) 2008 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 the License "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:      Observer interface for category data changes.*

    15 */

    16 

    17 

    18 

    19 

    20 #ifndef VCXHGMYVIDEOSCATEGORYMODELOBSERVER_H

    21 #define VCXHGMYVIDEOSCATEGORYMODELOBSERVER_H

    22 

    23 // INCLUDES

    24 

    25 #include <mpxcollectionmessagedefs.h>

    26 #include <mpxitemid.h>

    27 

    28 // FORWARD DECLARATIONS

    29 

    30 class CMPXMediaArray;

    31 

    32 // CLASS DECLARATION

    33 

    34 /**

    35  * Observer interface for category data changes.

    36  * 

    37  * @lib vcxhgmyvideos.lib

    38  */

    39 NONSHARABLE_CLASS( MVcxHgMyVideosCategoryModelObserver )

    40     {

    41     public:

    42     

    43         /**

    44          * Called when a list of categories is available.

    45          * Ownership of array is transferred.

    46          * 

    47          * @param aCategoryList List of categories

    48          */

    49         virtual void NewCategoryListL( CMPXMediaArray* aCategoryList ) = 0;

    50 

    51         /**

    52          * Called when the list of categories has been modified.

    53          */

    54         virtual void CategoryListModifiedL() = 0;

    55 

    56         /**

    57          * Called when a single category has been modified (add/remove/modify).

    58          * 

    59          * @param aEventType Type of modification event (add/remove/modify).

    60          * @param aMpxItemId MPX Item Id of the modified item.

    61          */

    62         virtual void CategoryModifiedL( TMPXChangeEventType aEventType, 

    63                                         TMPXItemId& aMpxItemId ) = 0;        

    64     };

    65 

    66 #endif // VCXHGMYVIDEOSCATEGORYMODELOBSERVER_H