/*

 * Copyright (c) 2008 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: The source file of the CHsContentControlEComListener class. 

 *

 */

// System includes

#include <ecom/ecom.h>

// User includes

#include "hscontentcontrolecomlistener.h"

#include "hscontentcontrolecomobserver.h"

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

// CHsContentControlEComListener::NewL

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

//

CHsContentControlEComListener* CHsContentControlEComListener::NewL( 

        MHsContentControlEComObserver& aContentControlEComObserver )

    {

    CHsContentControlEComListener* self = 

            new ( ELeave ) CHsContentControlEComListener(

                    aContentControlEComObserver );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop();

    return self;

    }

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

// CHsContentControlEComListener::~CHsContentControlEComListener

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

//

CHsContentControlEComListener::~CHsContentControlEComListener()

    {

    Cancel(); // Cancel any request, if outstanding

    if( iEComSession )

        {

        // Close session to ECom server

        iEComSession->Close();

        }

    // Free up resources held by the EComSession.

    REComSession::FinalClose();

    }

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

// CHsContentControlEComListener::CHsContentControlEComListener

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

//

CHsContentControlEComListener::CHsContentControlEComListener( 

        MHsContentControlEComObserver& aContentControlEComObserver ) 

    : CActive( CActive::EPriorityStandard ),

    iHsContentControlEComObserver( aContentControlEComObserver )

    {

    }

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

// CHsContentControlEComListener::ConstructL

// rest of the details are commented in the header

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

//

void CHsContentControlEComListener::ConstructL()

    {

    // Connect to the ECOM session server.

    iEComSession = &REComSession::OpenL();

    // Queue the active object in the scheduler

    CActiveScheduler::Add( this );

    // Start the active object and listen for changes in the ECOM registry.

    iEComSession->NotifyOnChange( iStatus );

    SetActive();

    }

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

// CHsContentControlEComListener::RunL

// rest of the details are commented in the header

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

//

void CHsContentControlEComListener::RunL()

    {

    if ( &iHsContentControlEComObserver &&

        KErrNone == iStatus.Int() )

        {

        // Notify observer

        iHsContentControlEComObserver.HandleEComChangeEvent();

        }

    // Keep listening changes

    iEComSession->NotifyOnChange( iStatus );

    // Restart the active Object

    SetActive();

    }

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

// CHsContentControlEComListener::DoCancel

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

//

void CHsContentControlEComListener::DoCancel()

    {

    // Cancel any outstanding requests.

    iEComSession->CancelNotifyOnChange( iStatus );

    }

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

// CHsContentControlEComListener::RunError

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

//

TInt CHsContentControlEComListener::RunError( TInt /*aError*/ )

    {

    return KErrNone;

    }

// End of file