1 /*

     2 * Copyright (c) 2010 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:  Wrapper class for Central Repository handling.

    15 *               Using this helper class is most helpful when one class needs

    16 *               to observe state changes in several repositories.

    17 */

    18 

    19 #ifndef DIALERCENREPWRAPPER_H

    20 #define DIALERCENREPWRAPPER_H

    21 

    22 // INCLUDES

    23 #include <e32std.h>

    24 #include <e32base.h>

    25 #include <cenrepnotifyhandler.h>

    26 

    27 // CALLBACK INTERFACE

    28 NONSHARABLE_CLASS( MDialerCenRepObserver )

    29     {

    30 public:

    31     virtual void HandleRepositoryChange( TUid aRepository, TUint32 aKey ) = 0;

    32     };

    33 

    34 // FORWARD DECLARATIONS

    35 class CRepository;

    36 

    37 // CLASS DECLARATION

    38 

    39 /**

    40  *  CDialerCenRepWrapper

    41  * 

    42  */

    43 NONSHARABLE_CLASS( CDialerCenRepWrapper ): 

    44     public CBase, public MCenRepNotifyHandlerCallback

    45     {

    46 public: // constructors and destructor

    47 

    48     /**

    49      * Destructor.

    50      */

    51     ~CDialerCenRepWrapper();

    52 

    53     /**

    54      * Two-phased constructor.

    55      */

    56     static CDialerCenRepWrapper* NewL( 

    57             MDialerCenRepObserver& aObserver, TUid aRepository );

    58 

    59     /**

    60      * Two-phased constructor.

    61      */

    62     static CDialerCenRepWrapper* NewLC( 

    63             MDialerCenRepObserver& aObserver, TUid aRepository );

    64 

    65 private: // consturctors

    66 

    67     /**

    68      * Constructor for performing 1st stage construction

    69      */

    70     CDialerCenRepWrapper( 

    71             MDialerCenRepObserver& aObserver, TUid aRepository );

    72 

    73     /**

    74      * Symbian default constructor for performing 2nd stage construction

    75      */

    76     void ConstructL();

    77 

    78 public: // from MCenRepNotifyHandlerCallback

    79     

    80     /**

    81      * @see MCenRepNotifyHandlerCallback

    82      */

    83     void HandleNotifyGeneric( TUint32 aId );

    84     

    85 public: // new methods

    86     

    87     /**

    88      * Get integer value from the repository.

    89      * @see CRepository::Get

    90      */

    91     TInt Get( TUint32 aKey, TInt& aValue );

    92     

    93     // Getters for other data types may be added here if needed

    94 

    95 private: // data

    96 

    97     /** Observer is notified on repository changes */

    98     MDialerCenRepObserver& iObserver;

    99 

   100     /** UID of the repository */

   101     TUid iRepositoryId;

   102 

   103     /** Repository handle. Owned. */

   104     CRepository* iRepository;

   105 

   106     /** Helper for reacting to repository changes. */

   107     CCenRepNotifyHandler* iCenRepNotifyHandler;

   108     };

   109 

   110 #endif // DIALERCENREPWRAPPER_H