/*

* Copyright (c) 2005-2007 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:  Wraps queue handling of TVPbkSimContactEventData objects.

*

*/

// INCLUDES

#include "CVPbkSimServerEventQueue.h"

namespace 

    {

    const TInt KFirstItemIndex(0);

    #ifdef _DEBUG

        enum TPanicCode

            {

            ELogicPanic_Push,

            ELogicPanic_FirstEvent,

            ELogicPanic_Pop

            };

        void Panic(TPanicCode aPanic)

            {

            _LIT(KPanicCat, "CVPbkSimServerEventQueue");

            User::Panic(KPanicCat, aPanic);

            }

    #endif // _DEBUG

    } // unnamed namespace

CVPbkSimServerEventQueue::CVPbkSimServerEventQueue(TInt aGranularity, TInt aMaxEvents)

:   iEventQueue(aGranularity), iMaxEventCount(aMaxEvents)

    {    

    }

CVPbkSimServerEventQueue* CVPbkSimServerEventQueue::NewL(TInt aGranularity, 

                                                         TInt aMaxEvents)

    {

    CVPbkSimServerEventQueue* self = new (ELeave)CVPbkSimServerEventQueue(aGranularity,

                                                                          aMaxEvents);

    return self;

    }

CVPbkSimServerEventQueue::~CVPbkSimServerEventQueue()

    {

    iEventQueue.Close();

    }

TVPbkSimContactEventData& CVPbkSimServerEventQueue::FirstEvent()

    {

    __ASSERT_DEBUG(!IsEmpty(), Panic(ELogicPanic_FirstEvent));

    return iEventQueue[KFirstItemIndex];        

    }

TInt CVPbkSimServerEventQueue::Push(TVPbkSimContactEventData aEvent)

    {

    __ASSERT_DEBUG(!IsFull(), Panic(ELogicPanic_Push));

    return iEventQueue.Append(aEvent);

    }

void CVPbkSimServerEventQueue::Pop()

    {

    __ASSERT_DEBUG(!IsEmpty(), Panic(ELogicPanic_Pop));

    iEventQueue.Remove(KFirstItemIndex);

    }

TBool CVPbkSimServerEventQueue::IsFull()

    {

    return (iEventQueue.Count() >= iMaxEventCount);

    }

TInt CVPbkSimServerEventQueue::IsEmpty()

    {

    return (iEventQueue.Count() == 0);

    }

// End of file