1 /*

     2 * Copyright (c) 2006-2009 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:

    15 *

    16 */

    17 

    18 

    19 

    20 

    21 /**

    22  @file

    23  @internalTechnology 

    24 */

    25 

    26 #ifndef HWRMLLIGHTSTIMEOUTOBSERVER_H

    27 #define HWRMLLIGHTSTIMEOUTOBSERVER_H

    28 

    29 //  INCLUDES

    30 #include <e32base.h>

    31 #include <centralrepository.h>

    32 #include "cenrepobserver.h"

    33 

    34 // CONSTANTS

    35 // None

    36 

    37 // MACROS

    38 // None

    39 

    40 // DATA TYPES

    41 // None

    42 

    43 // FUNCTION PROTOTYPES

    44 // None

    45 

    46 // FORWARD DECLARATIONS

    47 // None

    48 

    49 // CLASS DECLARATION

    50 

    51 /**

    52 * Callback interface for lights timeout change passing.

    53 */

    54 class MHWRMLightsTimeoutObserver

    55     {

    56     public:

    57     

    58         /**

    59         * Notifies lights timeout changes in cenrep

    60         *

    61         * @param aTimeout the new timeout value

    62         */

    63         virtual void LightsTimeoutChange(TInt aTimeout)=0;

    64     };

    65 

    66 /**

    67 *  This class observes lights timeout cenrep key in lights settings

    68 *

    69 */

    70 class CHWRMLightsTimeoutObserver : public CBase,

    71                                    public MCenRepObserver

    72     {

    73     public: // Constructors and Destructor

    74     

    75         /**

    76         * Two-phased constructor.

    77         */

    78         IMPORT_C static CHWRMLightsTimeoutObserver* NewL(MHWRMLightsTimeoutObserver*  aCallback);

    79         

    80         /**

    81         * Destructor.

    82         */

    83         IMPORT_C virtual ~CHWRMLightsTimeoutObserver();

    84         

    85     public: // New functions

    86     

    87     public: // Functions from base classes

    88 

    89         // From MCenRepObserver

    90         void HandleNotifyInt(TUint32 aId, TInt aNewValue);

    91         void HandleNotifyError(TUint32 aId, TInt error, CCenRepListener* aHandler);

    92 

    93     private:

    94     

    95         /**

    96         * C++ default constructor.

    97         */

    98         CHWRMLightsTimeoutObserver();

    99 

   100         /**

   101         * By default Symbian 2nd phase constructor is private.

   102         */

   103         void ConstructL(MHWRMLightsTimeoutObserver*  aCallback);        

   104 

   105     private:

   106     

   107         CRepository*                 iRepository;          // Cenrep client

   108         CCenRepListener*        iNotifyHandler;       // Cenrep notifyhandler

   109         MHWRMLightsTimeoutObserver*  iCallback;            // Callback object for passing value changes. Not owned

   110     };

   111 

   112 

   113 

   114 #endif  // HWRMLLIGHTSTIMEOUTOBSERVER_H

   115             

   116 // End of File