1 /*

     2 * Copyright (c) 2002 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 *     Active object for handling RProperty events

    16 *

    17 */

    18 

    19 

    20 

    21 // INCLUDE FILES

    22 #include "McePropertySubscriber.h"

    23 

    24 // LOCAL CONSTANTS AND MACROS

    25 

    26 

    27 // ================= MEMBER FUNCTIONS =======================

    28 

    29 CMcePropertySubscriber::CMcePropertySubscriber( TCallBack aCallBack, RProperty& aProperty ):

    30     CActive( EPriorityStandard ), iCallBack( aCallBack ), iProperty( aProperty )

    31     {

    32     }

    33 

    34 void CMcePropertySubscriber::ConstructL()

    35     {

    36     CActiveScheduler::Add( this );    

    37     }

    38 

    39 CMcePropertySubscriber* CMcePropertySubscriber::NewL( TCallBack aCallBack, RProperty& aProperty )

    40     {   

    41     CMcePropertySubscriber* self =

    42         new (ELeave) CMcePropertySubscriber(

    43         aCallBack, aProperty );

    44 

    45     CleanupStack::PushL( self );

    46     self->ConstructL();

    47     CleanupStack::Pop( self );

    48     return self;    

    49     }

    50 

    51 CMcePropertySubscriber::~CMcePropertySubscriber()

    52     {

    53     Cancel();

    54     }

    55     

    56 //-------------------------------------------------------------------------------

    57 //CMcePropertySubscriber::SubscribeL()

    58 //-------------------------------------------------------------------------------

    59 void CMcePropertySubscriber::SubscribeL()

    60     {

    61     if (!IsActive())

    62         {

    63         iProperty.Subscribe( iStatus );

    64         SetActive();

    65         }

    66     }

    67 

    68 //-------------------------------------------------------------------------------

    69 //CMcePropertySubscriber::StopSubscribeL()

    70 //-------------------------------------------------------------------------------

    71 void CMcePropertySubscriber::StopSubscribe()

    72     {

    73     Cancel();

    74     }

    75 

    76 //-------------------------------------------------------------------------------

    77 //CMcePropertySubscriber::RunL()

    78 //-------------------------------------------------------------------------------

    79 void CMcePropertySubscriber::RunL()

    80     {

    81     if ( iStatus.Int() == KErrNone )

    82         {

    83         iCallBack.CallBack();

    84         }

    85     SubscribeL();

    86     }

    87 

    88 //-------------------------------------------------------------------------------

    89 //CMcePropertySubscriber::DoCancel()

    90 //-------------------------------------------------------------------------------

    91 void CMcePropertySubscriber::DoCancel()

    92     {

    93     iProperty.Cancel();

    94     }

    95     

    96