/*

* Copyright (c) 2005 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: Queue class for IMPS tid.

*

*

*/

// INCLUDE FILES

#include    <e32std.h>

#include    <e32base.h>

#include    <badesca.h>

#include    "impstidqueue.h"

// MACROS

#ifndef _DEBUG

#define _NO_IMPS_LOGGING_

#endif

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

// CImpsTidQueue::NewL

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

//

CImpsTidQueue* CImpsTidQueue::NewL()

    {

    CImpsTidQueue* self = new ( ELeave ) CImpsTidQueue( 6 );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop();

    return self;

    }

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

// CImpsTidQueue::ConstructL

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

//

void CImpsTidQueue::ConstructL()

    {

    iArray = new ( ELeave ) CDesCArrayFlat( 6 );

    }

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

// CImpsTidQueue::CImpsTidQueue

// Constructor

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

//

CImpsTidQueue::CImpsTidQueue( TInt aCapacity ):

        iCapacity( aCapacity ),

        iNext( 0 )

    {

    }

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

// CImpsTidQueue::~CImpsTidQueue

// Destructor

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

//

CImpsTidQueue::~CImpsTidQueue()

    {

    if ( iArray )

        {

        iArray->Reset();

        delete iArray;

        }

    }

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

// CImpsTidQueue::Add

// Adds a new orphan message to the queue

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

//

void CImpsTidQueue::Add( const TDesC& aTid )

    {

    TInt err = KErrNone;

    iNext++;

    if ( iNext > iCapacity )

        {

        iArray->Delete( 0 );

        iArray->Compress();

        }

    TRAP( err, iArray->AppendL( aTid ) );

    }

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

// CImpsTidQueue::TidFound

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

//

TBool CImpsTidQueue::TidFound( const TDesC& aTid )

    {

    TInt index = -1;

    TInt ret = iArray->Find( aTid, index );

    return ret ? EFalse : ETrue;

    }

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

// CImpsTidQueue::DeleteAll

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

//

void CImpsTidQueue::DeleteAll()

    {

    iNext = 0;

    iArray->Reset();

    iArray->Compress();

    }

//  End of File