1 /*

     2 * Copyright (c) 2007 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:  Defines abstract interface for CCamSettingsModel observers*

    15 */

    16 

    17 

    18 

    19 #ifndef CAMSETTINGSMODELOBSERVER_H

    20 #define CAMSETTINGSMODELOBSERVER_H

    21 

    22 

    23 //  INCLUDES

    24 

    25 // #include "CamSettings.hrh"

    26 #include "CamSettingsInternal.hrh"

    27 

    28 

    29 // CONSTANTS

    30 

    31 // MACROS

    32 

    33 // DATA TYPES

    34 

    35 // FUNCTION PROTOTYPES

    36 

    37 // FORWARD DECLARATIONS

    38 class CCamVideoQualityLevel;

    39 // CLASS DECLARATION

    40 

    41 /**

    42 * Abstract API for settings model observer. 

    43 * Derived classes may register as observers to get related

    44 * notifications about events from CCamSettingsModel.

    45 *

    46 *  @since 2.8

    47 */

    48 class MCamSettingsModelObserver

    49   {

    50   public:

    51 

    52     /**

    53     * Notification for change in integer setting item value.

    54     *

    55     */

    56     virtual void IntSettingChangedL( TCamSettingItemIds aSettingItem, TInt aSettingValue ) = 0;

    57 

    58     /**

    59     * Notification for change in text setting item value.

    60     *

    61     */

    62     virtual void TextSettingChangedL( TCamSettingItemIds aSettingItem, const TDesC& aSettingValue ) = 0;

    63 

    64   };

    65 

    66 #endif      // CAMSETTINGSMODELOBSERVER_H

    67             

    68 // End of File