/*

* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  Active object for subscribing to Publish & Suscribe properties

*

*/

// INCLUDE FILES

#include <e32svr.h>

#include "appcontrollerpropertyhandler.h"

#include "appcontroller.h"

// ---------------------------------------------------------

// CAppControllerPropertyHandler::NewL

// Symbian OS two-phased constructor

// ---------------------------------------------------------

//

CAppControllerPropertyHandler* CAppControllerPropertyHandler::NewL(

    TUid aCategory, TUint aKey, CVCApplicationControllerImpl* aController)

    {

    CAppControllerPropertyHandler* self = new ( ELeave ) CAppControllerPropertyHandler( aController );

    CleanupStack::PushL( self );

    self->ConstructL( aCategory, aKey );

    CleanupStack::Pop( self );

    return self;

    }

// ---------------------------------------------------------

// CAppControllerPropertyHandler::CAppControllerPropertyHandler

// C++ constructor

// ---------------------------------------------------------

//

CAppControllerPropertyHandler::CAppControllerPropertyHandler( CVCApplicationControllerImpl* aController )

													: CActive( EPriorityStandard ), 

													iController( aController )

    {

    }

// ---------------------------------------------------------

// CAppControllerPropertyHandler::ConstructL

// Symbian OS 2nd phase constructor

// ---------------------------------------------------------

//

void CAppControllerPropertyHandler::ConstructL(TUid aCategory, TUint aKey )

    {

    User::LeaveIfError( iProperty.Attach( aCategory, aKey ) );

    CActiveScheduler::Add(this);

    // Initial subscription and process current property value

    RunL();

    iRequestIssued = ETrue;

    }

// Destructor

CAppControllerPropertyHandler::~CAppControllerPropertyHandler()

    {

    Cancel();

    iProperty.Close();

    }

// ---------------------------------------------------------

// CAppControllerPropertyHandler::DoCancel   

// Cancel the request to receive events

// ---------------------------------------------------------

//

void CAppControllerPropertyHandler::DoCancel()

    {

    iProperty.Cancel();

    }

// ---------------------------------------------------------

// CAppControllerPropertyHandler::RunL

// Handle a change event.

// ---------------------------------------------------------

//

void CAppControllerPropertyHandler::RunL()

    {

    // Resubscribe before processing new value to prevent missing updates

    iProperty.Subscribe( iStatus );

    SetActive();

    if ( iRequestIssued )

        {

        iController->HandleCurrentCallStatusChange();

        }

    }

// ---------------------------------------------------------

// CAppControllerPropertyHandler::Value

// Get current property value

// ---------------------------------------------------------

//

TInt CAppControllerPropertyHandler::Value()

    {

    TInt value = 0;

    iProperty.Get( value );

    return value;

    }

// End of File