/*

* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  Defines abstract interface for CCamSettingsModel observers*

*/

#ifndef CAMSETTINGSMODELOBSERVER_H

#define CAMSETTINGSMODELOBSERVER_H

//  INCLUDES

// #include "CamSettings.hrh"

#include "CamSettingsInternal.hrh"

// CONSTANTS

// MACROS

// DATA TYPES

// FUNCTION PROTOTYPES

// FORWARD DECLARATIONS

class CCamVideoQualityLevel;

// CLASS DECLARATION

/**

* Abstract API for settings model observer. 

* Derived classes may register as observers to get related

* notifications about events from CCamSettingsModel.

*

*  @since 2.8

*/

class MCamSettingsModelObserver

  {

  public:

    /**

    * Notification for change in integer setting item value.

    *

    */

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

    /**

    * Notification for change in text setting item value.

    *

    */

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

  };

#endif      // CAMSETTINGSMODELOBSERVER_H

// End of File