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: 

    15 *       Central Repository notifier and callback

    16 *

    17 */

    18 

    19 

    20 #ifndef CMCSSATNOTIFIER_H

    21 #define CMCSSATNOTIFIER_H

    22 

    23 // INCLUDES

    24 #include <e32base.h>

    25 #include <e32property.h>

    26 

    27 /*

    28 *   Callback for notifier.

    29 */

    30 class MMcsSATNotifierCallback

    31     {

    32     public:

    33 

    34         /**

    35          * SATChangeL is called when the subscribed key has been changed

    36          * 

    37          */

    38         virtual void SATChangeL() = 0;

    39 

    40     };

    41 

    42 

    43 // FORWARD DECLARATIONS

    44 /**

    45  * Central repository notifier

    46  */

    47 class CMcsSatNotifier : public CActive

    48     {

    49     public: // Construction and destruction

    50 

    51         /**

    52          * Creates an instance of CMenuSatNotifier implementation.

    53          * @param aCallBack Reference to notifier interface

    54          * @param aCategory application uid

    55          * @param aKey key for central repository

    56          */

    57     IMPORT_C   static CMcsSatNotifier* NewL( MMcsSATNotifierCallback* aCallback,

    58                                        TUid aCategory, 

    59                                        TUint aKey );

    60 

    61         /**

    62          * Destructor.

    63          */

    64         virtual ~CMcsSatNotifier();

    65 

    66 

    67     private: // From base classes

    68 

    69         /**

    70         * From CActive.

    71         */

    72         void DoCancel();

    73         void RunL();

    74         TInt RunError( TInt aError );

    75 

    76     private:

    77         

    78         // Constructor

    79         CMcsSatNotifier( MMcsSATNotifierCallback* aCallback, 

    80                                     TUid aCategory, 

    81                                     TUint aKey );

    82 

    83         /**

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

    85         */

    86         void ConstructL();

    87         

    88     private: // Data

    89 

    90         // User side interface to Publish & Subscribe.

    91         RProperty iProperty;

    92 

    93         // Interface for notifying changes in SAT

    94         MMcsSATNotifierCallback* iCallback;

    95         

    96         // category uid

    97         TUid    iCategory;

    98         

    99         // key identifier

   100         TUint   iKey;

   101 

   102     };

   103 

   104 #endif // CMCSSATNOTIFIER_H

   105 

   106 // End of File