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: Subscribe notification .

    15  *

    16  */

    17 #ifndef CONTACTSUBSCRIBER_H

    18 #define CONTACTSUBSCRIBER_H

    19 

    20 // INCLUDES

    21 

    22 #include <e32base.h>

    23 #include <e32property.h>

    24 #include "notification.h" 

    25 class CContactSubscriber : public CActive

    26 {

    27 public:

    28     /** 

    29      * CContactSubscriber::NewL()

    30      */

    31     static CContactSubscriber* NewL(MNotifyChange* aNotifyChange);

    32 

    33     /** 

    34      * CContactSubscriber::NewL()

    35      */

    36     static CContactSubscriber* NewLC(MNotifyChange* aNotifyChange);

    37     /**

    38      * ~CContactSubscriber.

    39      * Virtual Destructor.

    40      */

    41     virtual ~ CContactSubscriber();

    42 

    43 private:

    44     /**

    45      * ConstructL.

    46      * 2nd phase constructor.

    47      */

    48     void ConstructL();

    49     /**

    50      * CMyLocationsEngine.

    51      * C++ default constructor. 

    52      */

    53     CContactSubscriber(MNotifyChange* aNotifyChange);

    54 #ifdef MYLOCATIONENGINE_UNIT_TEST

    55 public:

    56 #else

    57 private:

    58 #endif

    59     

    60     /**

    61      start subscribe for contact entry

    62      */

    63     void SubscribeChangeNotiFication();

    64 

    65     /**

    66      *  Handles active object's request completion event. 

    67      */

    68     void RunL();

    69     /** 

    70      * Implements cancellation of an outstanding request. 

    71      */

    72     void DoCancel();

    73 private:   

    74     //observer to provide notification on completion of event

    75     MNotifyChange& iNotifyChange;

    76     RProperty iProperty;

    77 };

    78 #endif // CONTACTSUBSCRIBER_H