1 /*

     2 * Copyright (c) 2009 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:  Implementation for controlling S60 device lights.

    15 *

    16 */

    17 

    18 

    19 // INCLUDE FILES

    20 #include <HTILogging.h>

    21 #include "HtiPropertySubscriber.h"

    22 

    23 // CONSTANTS

    24 

    25 // ============================ MEMBER FUNCTIONS ===============================

    26 

    27 // -----------------------------------------------------------------------------

    28 // CHtiPropertySubscriber::CHtiPropertySubscriber

    29 // -----------------------------------------------------------------------------

    30 //

    31 CHtiPropertySubscriber::CHtiPropertySubscriber( TCallBack aCallBack,

    32     RProperty& aProperty) : CActive( EPriorityNormal ),

    33                             iCallBack( aCallBack ),

    34                             iProperty( aProperty )

    35     {

    36     HTI_LOG_TEXT( "CHtiPropertySubscriber construct" );

    37     CActiveScheduler::Add( this );

    38     }

    39 

    40 

    41 // -----------------------------------------------------------------------------

    42 // CHtiPropertySubscriber::~CHtiPropertySubscriber

    43 // -----------------------------------------------------------------------------

    44 //

    45 CHtiPropertySubscriber::~CHtiPropertySubscriber()

    46     {

    47     HTI_LOG_TEXT( "CHtiPropertySubscriber destroy" );

    48     Cancel();

    49     }

    50 

    51 

    52 // -----------------------------------------------------------------------------

    53 // CHtiPropertySubscriber::Subscribe

    54 // -----------------------------------------------------------------------------

    55 //

    56 void CHtiPropertySubscriber::Subscribe()

    57     {

    58     if ( !IsActive() )

    59         {

    60         iProperty.Subscribe( iStatus );

    61         SetActive();

    62         }

    63     }

    64 

    65 

    66 // -----------------------------------------------------------------------------

    67 // CHtiPropertySubscriber::Unsubscribe

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

    69 //

    70 void CHtiPropertySubscriber::Unsubscribe()

    71     {

    72     Cancel();

    73     }

    74 

    75 

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

    77 // CHtiPropertySubscriber::RunL

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

    79 //

    80 void CHtiPropertySubscriber::RunL()

    81     {

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

    83         {

    84         iCallBack.CallBack();

    85         Subscribe();

    86         }

    87     }

    88 

    89 

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

    91 // CHtiPropertySubscriber::DoCancel

    92 // -----------------------------------------------------------------------------

    93 //

    94 void CHtiPropertySubscriber::DoCancel()

    95     {

    96     iProperty.Cancel();

    97     }

    98 

    99 

   100 // End of file