/*

* 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: A converter representation of the operation class. It provides an interface

*  for operations that are performed in small synchronous steps.

*

*

*/

// INCLUDE FILES

#include    <EPos_Landmarks.h>

#include    <EPos_LandmarksErrors.h>

#include    "EPos_CPosLmConverterOperation.h"

// ============================ MEMBER FUNCTIONS ===============================

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

// CPosLmConverterOperation::CPosLmConverterOperation

// C++ default constructor can NOT contain any code, that

// might leave.

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

//

CPosLmConverterOperation::CPosLmConverterOperation() :

    CPosLmOperation(),

    iOperationStatus(EOperationNotStarted)

    {

    }

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

// CPosLmConverterOperation::BaseConstructL

//

// (other items were commented in a header).

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

//

void CPosLmConverterOperation::BaseConstructL()

    {

    }

// Destructor

CPosLmConverterOperation::~CPosLmConverterOperation()

    {

    }

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

// CPosLmConverterOperation::NextStep

//

// (other items were commented in a header).

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

//

void CPosLmConverterOperation::NextStep(

    TRequestStatus& aStatus,

    TReal32& aProgress)

    {

    if (iOperationStatus == ESyncStarted ||

        iOperationStatus == EOperationCompleted)

        {

        Panic(KPosLandmarksClientPanic, EPosInvalidOperationMode);

        }

    iOperationStatus = EAsyncStarted;

    aStatus = KRequestPending;

    TInt status = KPosLmOperationNotComplete;

    aProgress = iProgress;

    TRAPD(err, status = NextStepL(aProgress));

    iProgress = aProgress;

    if (err != KErrNone)

        {

        status = err;

        iOperationStatus = EOperationCompleted;

        HandleError(err);

        }

    if (status == KErrNone)

        {

        iProgress = 1.0;

        aProgress = iProgress;

        iOperationStatus = EOperationCompleted;

        HandleOperationCompleted();

        }

    TRequestStatus* clientStatus = &aStatus;

    User::RequestComplete(clientStatus, status);

    }

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

// CPosLmConverterOperation::ExecuteL

//

// (other items were commented in a header).

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

//

void CPosLmConverterOperation::ExecuteL()

    {

    if (iOperationStatus != EOperationNotStarted)

        {

        Panic(KPosLandmarksClientPanic, EPosInvalidOperationMode);

        }

    iOperationStatus = ESyncStarted;

    TInt status = KPosLmOperationNotComplete;

    while (status != KErrNone)

        {

        TRAPD(err, status = NextStepL(iProgress));

        __ASSERT_DEBUG(err != KErrNone || err == KErrNone &&

            (status == KErrNone || status == KPosLmOperationNotComplete),

            Panic(KPosLandmarksClientPanic, EPosInvalidOperationMode));

        if (err != KErrNone)

            {

            HandleError(err);

            User::Leave(err);

            }

        }

    iOperationStatus = EOperationCompleted;

    HandleOperationCompleted();

    }

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

// CPosLmConverterOperation::HandleOperationCompleted

//

// (other items were commented in a header).

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

//

void CPosLmConverterOperation::HandleOperationCompleted()

    {

    }

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

// CPosLmConverterOperation::Progress

//

// (other items were commented in a header).

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

//

TReal32 CPosLmConverterOperation::Progress()

    {

    return iProgress;

    }

//  End of File