/*

* Copyright (c) 2006-2010 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:  Main classes for Out of Memory Monitor.

*

*/

#include <e32property.h>

#include "oomsubscribehelper.h"

#include "OomTraces.h"

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//

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

//

CSubscribeHelper::CSubscribeHelper(TCallBack aCallBack, RProperty& aProperty)

    : CActive(EPriorityNormal), iCallBack(aCallBack), iProperty(aProperty)

    {

    FUNC_LOG;

    CActiveScheduler::Add(this);

    }

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

//

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

//

CSubscribeHelper::~CSubscribeHelper()

    {

    FUNC_LOG;

    Cancel();

    }

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

//

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//

void CSubscribeHelper::Subscribe()

    {

    FUNC_LOG;

    if (!IsActive())

        {

        iProperty.Subscribe(iStatus);

        SetActive();

        }

    }

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

//

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

//

void CSubscribeHelper::StopSubscribe()

    {

    FUNC_LOG;

    Cancel();

    }

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

//

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

//

void CSubscribeHelper::RunL()

    {

    FUNC_LOG;

    if (iStatus.Int() == KErrNone)

        {

        iCallBack.CallBack();

        Subscribe();

        }

    }

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

//

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

//

void CSubscribeHelper::DoCancel()

    {

    FUNC_LOG;

    iProperty.Cancel();

    }