/*

 * Copyright (c) 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: Subscribe source implementation for getting calendar status  

 *              notification from publisher .

 *

 */

#include "calendarsubscriber.h"

#include <locationservicedefines.h>

#include "mylocationlogger.h"

const TUid KCalendarPropertyCat={0x10005901};

enum TMyPropertyKeys {EMyPropertyInteger=0x1};

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

// CCalendarSubscriber::NewL()

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

//

CCalendarSubscriber* CCalendarSubscriber::NewL(MNotifyChange* aNotifyChange)

{

    CCalendarSubscriber* self = CCalendarSubscriber::NewLC(aNotifyChange);

    CleanupStack::Pop(self);

    return self;

}

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

// CCalendarSubscriber::NewLC()

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

//

CCalendarSubscriber* CCalendarSubscriber::NewLC(

        MNotifyChange* aNotifyChange)

{

    CCalendarSubscriber* self = new (ELeave) CCalendarSubscriber(

            aNotifyChange);

    CleanupStack::PushL(self);

    self->ConstructL();

    return self;

}

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

// CCalendarSubscriber::ConstructL()

// Symbian 2nd phase constructor can leave.

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

//

void CCalendarSubscriber::ConstructL()

{

    __TRACE_CALLSTACK;

    CActiveScheduler::Add(this);

    TInt ret = iProperty.Attach(KCalendarPropertyCat, EMyPropertyInteger);

    if (KErrNone == ret)

    {

        SubscribeChangeNotiFication();

    }

}

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

// CCalendarSubscriber::SubscribeChangeNotiFication()

// start subscribe for calendar entry

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

//

void CCalendarSubscriber::SubscribeChangeNotiFication()

{

    __TRACE_CALLSTACK;

    Cancel();

    // resubscribe before processing new value to prevent missing updates

    iProperty.Subscribe(iStatus);

    SetActive();

}

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

// CCalendarSubscriber::CCalendarSubscriber()

// Default constructor .

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

//

CCalendarSubscriber::CCalendarSubscriber(MNotifyChange* aNotifyChange) :

    CActive(EPriorityStandard),

    iNotifyChange(*aNotifyChange)

{

}

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

// CCalendarSubscriber::~CCalendarSubscriber()

// default destuctor.

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

//

CCalendarSubscriber::~CCalendarSubscriber()

{

    __TRACE_CALLSTACK;  

    Cancel();

    iProperty.Close();

}

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

// CCalendarSubscriber::RunL()

// Assyncronous request handler , on completion of notification

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

//

void CCalendarSubscriber::RunL()

{

    __TRACE_CALLSTACK;

    SubscribeChangeNotiFication();

    // property updated, get new value

    TInt value;

    if ( KErrNone == iProperty.Get( value )  && value > 0)

    {

        iNotifyChange.SubscribeFromCalendarL( value );

    }

}

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

// CCalendarSubscriber::DoCancel()

// Handels the error condition on assynchronous request

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

//

void CCalendarSubscriber::DoCancel()

{

    __TRACE_CALLSTACK;

    iProperty.Cancel();

}

//End of file