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:  CSysApCenRepFmTxObserver class definition. 

    15 *

    16 */

    17 

    18 

    19 #ifndef SYSAPCENREPFMTXOBSERVER_H

    20 #define SYSAPCENREPFMTXOBSERVER_H

    21 

    22 // INCLUDES

    23 #include <e32base.h>

    24 #include <cenrepnotifyhandler.h>

    25 

    26 

    27 // FORWARD DECLARATIONS

    28 class CRepository;

    29 class CSysApAppUi;

    30 

    31 // CLASS DECLARATION

    32 

    33 /**

    34 *  CSysApCenRepFmTxObserver

    35 *

    36 *  Observer class for FM TX related Central Repository keys.

    37 *

    38 *  @lib None.

    39 *  @since 3.2

    40 */

    41 

    42 class CSysApCenRepFmTxObserver : public CBase, public MCenRepNotifyHandlerCallback

    43     {

    44     public: // Constructors and destructor

    45         /**

    46         * Symbian two-phased constructor.

    47         */

    48         static CSysApCenRepFmTxObserver* NewL( CSysApAppUi& aSysApAppUi );

    49 

    50         /**

    51         * Destructor.

    52         */

    53         virtual ~CSysApCenRepFmTxObserver();

    54 

    55     private:

    56 

    57         /**

    58         * Symbian 2nd-phase constructor.

    59         * @param None

    60         * @return void

    61         */

    62         void ConstructL( );

    63         

    64         /**

    65         * Constructor

    66         * @param CSysApAppUi& aSysApAppUi

    67         * @return void

    68         */         

    69         CSysApCenRepFmTxObserver( CSysApAppUi& aSysApAppUi );

    70     

    71         /**

    72         * C++ default constructor.

    73         * @param None

    74         * @return void

    75         */

    76         CSysApCenRepFmTxObserver();

    77         

    78     public: // From MCenRepNotifyHandlerCallback

    79         void HandleNotifyInt( TUint32 aId, TInt aNewValue );

    80         void HandleNotifyError( TUint32 aId, TInt error, CCenRepNotifyHandler* aHandler );

    81         

    82     public: // Other functions

    83         

    84         /**

    85         * Returns the current frequency

    86         *

    87         * @return TInt

    88         */               

    89         TInt Frequency() const;

    90 

    91     private:

    92         // By default, prohibit copy constructor

    93         CSysApCenRepFmTxObserver( const CSysApCenRepFmTxObserver& );

    94     

    95         // Prohibit assigment operator

    96         CSysApCenRepFmTxObserver& operator= ( const CSysApCenRepFmTxObserver& );

    97     

    98     private:

    99         /**

   100         * SysAp application class.

   101         */

   102         CSysApAppUi& iSysApAppUi;

   103         

   104         /**

   105         * CenRep session for FM TX keys.

   106         * Own.

   107         */

   108         CRepository* iSession;

   109         

   110         /**

   111         * Notify handler for FM TX CenRep key.

   112         * Own.

   113         */ 

   114         CCenRepNotifyHandler* iFmTxPowerStateHandler;

   115         

   116         /**

   117         * Tuned FM TX frequency.

   118         */

   119         TInt iFrequency;

   120     };

   121 

   122 #endif      // SYSAPCENREPFMTXOBSERVER_H

   123             

   124 // End of File