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: 

    15 *

    16 */

    17 

    18 

    19 

    20 

    21 #ifndef MVCXNSCATEGORYPROVIDEROBSERVER_H

    22 #define MVCXNSCATEGORYPROVIDEROBSERVER_H

    23 

    24 // INCLUDES

    25 #include <e32std.h>

    26 #include <e32base.h>

    27 #include "CIptvUtil.h"

    28 

    29 // CLASS DECLARATION

    30 

    31 /**

    32  *  MVcxNsCategoryProviderObserver

    33  * 

    34  *  @lib vcxnsuiengine.lib

    35  */

    36 class MVcxNsCategoryProviderObserver

    37     {

    38 public:

    39 

    40     /**

    41      * Notify category's data has been updated.

    42      *

    43      * @param aIndex Updated item's index

    44      */

    45     virtual void CategoryUpdated( TInt aIndex ) = 0;

    46 

    47     /**

    48      * Full view data needs to be updated.

    49      */

    50     virtual void RefreshView() = 0;

    51     

    52     /**

    53      * Application state needs to be updated.

    54      */

    55     virtual void HandleAppStateChangedL() = 0;

    56    

    57     /**

    58      * Epg update is ongoing, show the notification.

    59      * When downloading and parsing the xml, both parameters are 0.

    60      * 

    61      * @param aShow If ETrue, show the note, if EFalse, hide it.

    62      * @param aDownloadedTbns count of downloaded thumbnails.

    63      * @param aTotalTbns Total count of thumbnails to be downloaded.

    64      */

    65     virtual void ShowUpdatingNoteL( 

    66             TBool aShow, 

    67             TInt aDownloadedTbns, 

    68             TInt aTotalTbns ) = 0;

    69 

    70     /**

    71      * Handle error 

    72      * 

    73      * @param aError Error to handle in UI

    74      */

    75     virtual void HandleUpdateErrorL( TInt aError ) = 0;

    76     };

    77 

    78 #endif // MVCXNSCATEGORYPROVIDEROBSERVER_H