/*

* 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: 

*

*/

#include <e32std.h>

#include <e32svr.h>

#include <stfeventsystemerrorcodes.h>

#include "stfasynceventlist.h"

#include <stfasynceventactive.h>

// Implementation of list of asynchronous events

/**

*/

EXPORT_C CAsyncEventList* CAsyncEventList::NewL()

    {

    //RDebug::Print(_L("STF [ESC]: CAsyncEventList::NewL()"));

    CAsyncEventList* self = new (ELeave) CAsyncEventList();

    CleanupStack::PushL(self);

    // Construct the object

    self->ConstructL();

    // Remove from cleanup stack

    CleanupStack::Pop(self);

    return self;

    }

/**

*/

void CAsyncEventList::ConstructL()

    {

    //RDebug::Print(_L("STF [ESC]: CAsyncEventList::ConstructL()"));

    }

/**

*/

CAsyncEventList::CAsyncEventList()

    {

    RDebug::Print(_L("STF [ESC]: CAsyncEventList::CAsyncEventList()"));

    }

/**

*/

EXPORT_C CAsyncEventList::~CAsyncEventList()

    {

    //RDebug::Print(_L("STF [ESC]: CAsyncEventList::~CAsyncEventList() #1-start"));

    CancelAllAsyncEvents();

    iAsyncEvents.ResetAndDestroy();

    iAsyncEvents.Close();

    //RDebug::Print(_L("STF [ESC]: CAsyncEventList::~CAsyncEventList() #1-end"));

    }

/**

* Add active object to the list.

*/

EXPORT_C void CAsyncEventList::AddAsyncEventL(CAsyncEventActive* aAsyncEvent)

    {

    //RDebug::Print(_L("STF [ESC]: CAsyncEventList::AddAsyncEventL()"));

    if(iAsyncEvents.Find(aAsyncEvent) >= 0)

        {

        User::Leave(KErrAlreadyExists);

        }

    iAsyncEvents.AppendL(aAsyncEvent);

    }

/**

* Remove active object from the list.

*/

EXPORT_C void CAsyncEventList::RemoveAsyncEventL(CAsyncEventActive* aAsyncEvent)

    {

    //RDebug::Print(_L("STF [ESC]: CAsyncEventList::RemoveAsyncEventL()"));

    TInt index = iAsyncEvents.Find(aAsyncEvent);

    //RDebug::Print(_L("STF [ESC]: CAsyncEventList::RemoveAsyncEventL() index=[%d]"), index);

    if(index >= 0)

        {

        iAsyncEvents.Remove(index);

        }

    }

/**

* Cancel and remove all active objects from the list.

*/

void CAsyncEventList::CancelAllAsyncEvents()

    {

    RDebug::Print(_L("STF [ESC]: CAsyncEventList::CancelAllAsyncEvents()"));

    while(iAsyncEvents.Count())

        {

        CAsyncEventActive* asyncEvent = iAsyncEvents[0];

        asyncEvent->Cancel();

        iAsyncEvents.Remove(0);

        delete asyncEvent;

        }

    }