1 /*

     2 * Copyright (c) 2005 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:  This file contains the header file for CPEAudioOutputPreferenceMonitor class

    15 *

    16 */

    17 

    18 

    19 #ifndef CPEAUDIOOUTPUTPREFERENCEMONITOR_H

    20 #define CPEAUDIOOUTPUTPREFERENCEMONITOR_H

    21 

    22 //INCLUDES

    23 #include "cpepubsubmonitor.h"

    24 

    25 // CONSTANTS

    26 // None.

    27 

    28 // MACROS

    29 // None.

    30 

    31 // DATA TYPES

    32 // None.

    33 

    34 // FUNCTION PROTOTYPES

    35 // None.

    36 

    37 // FORWARD DECLARATIONS

    38 class MPEPhoneModelInternal;

    39 

    40 // CLASS DECLARATION

    41 

    42 /**

    43 *  CPEAudioOutputPreferenceMonitor

    44 *  Not exposed externally

    45 *  Monitors the audio output preference P&S key for changes

    46 *  and retrieves current settings

    47 *

    48 *  @since Series60_4.0

    49 */

    50 NONSHARABLE_CLASS( CPEAudioOutputPreferenceMonitor ) 

    51     : public CPEPubSubMonitor

    52     {

    53     public:

    54         /**

    55         * Two-phased constructor.

    56         */

    57         static CPEAudioOutputPreferenceMonitor* NewL( MPEPhoneModelInternal& aModel );

    58                

    59     protected:

    60         /**

    61         * C++ default constructor.

    62         */    

    63         CPEAudioOutputPreferenceMonitor( MPEPhoneModelInternal& aModel );

    64 

    65         /**

    66         * Second-phase constructor.

    67         */

    68         void ConstructL();    

    69         

    70     protected:

    71         /**

    72         * Defines the actions that take place when a change indication

    73         * is received. Most common approach would be to save the data to internal

    74         * data store and send a message via phone model if neccessary.

    75         */  

    76         virtual void UpdateL();

    77         

    78     };

    79 

    80 #endif  //  CPEAUDIOOUTPUTPREFERENCEMONITOR_H