/*

* 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: Simplified interface to resource files

*

*

*/

// INCLUDE FILES

#include "EPos_CPosLmResourceReader.h"

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

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

// CPosLmResourceReader::CPosLmResourceReader

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

// might leave.

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

//

CPosLmResourceReader::CPosLmResourceReader()

    :iFileSession(),

    iResourceFile(),

    iResourceBuffer(NULL)

    {

    }

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

// CPosLmResourceReader::ConstructL

// Symbian 2nd phase constructor can leave.

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

//

void CPosLmResourceReader::ConstructL(const TDesC& aPath)

    {

    User::LeaveIfError(iFileSession.Connect());

    TFindFile* filefinder = new (ELeave) TFindFile(iFileSession);

    CleanupStack::PushL(filefinder);

    TParse* fileparser = new (ELeave) TParse;

    CleanupStack::PushL(fileparser);

    fileparser->Set(aPath, NULL, NULL);

    User::LeaveIfError(filefinder->FindByDir(fileparser->NameAndExt(),

        fileparser->DriveAndPath()));

    iResourceFile.OpenL(iFileSession, filefinder->File());

    iResourceFile.ConfirmSignatureL(0);

    CleanupStack::PopAndDestroy(2, filefinder); // fileparser

    }

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

// CPosLmResourceReader::NewLC

// Two-phased constructor.

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

//

EXPORT_C CPosLmResourceReader* CPosLmResourceReader::NewLC(const TDesC& aPath)

    {

    CPosLmResourceReader* self = new (ELeave) CPosLmResourceReader;

    CleanupStack::PushL( self );

    self->ConstructL(aPath);

    return self;

    }

// Destructor

EXPORT_C CPosLmResourceReader::~CPosLmResourceReader()

    {

    delete iResourceBuffer;

    iResourceFile.Close();

    iFileSession.Close();

    }

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

// CPosLmResourceReader::ReadHBufCL

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

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

//

EXPORT_C HBufC* CPosLmResourceReader::ReadHBufCL(TInt aResourceId)

    {

    LoadResourceL(aResourceId);

    return iResourceReader.ReadHBufCL();

    }

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

// CPosLmResourceReader::ReadInt16L

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

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

//

EXPORT_C TInt CPosLmResourceReader::ReadInt16L(TInt aResourceId)

    {

    LoadResourceL(aResourceId);

    return iResourceReader.ReadInt16();

    }

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

// CPosLmResourceReader::ReadInt32L

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

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

//

EXPORT_C TInt CPosLmResourceReader::ReadInt32L(TInt aResourceId)

    {

    LoadResourceL(aResourceId);

    return iResourceReader.ReadInt32();

    }

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

// CPosLmResourceReader::LoadResourceL

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

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

//

EXPORT_C void CPosLmResourceReader::LoadResourceL(TInt aResourceId)

   {

   if (iResourceBuffer)

       {

       delete iResourceBuffer;

       iResourceBuffer = NULL;

       }

   iResourceBuffer = iResourceFile.AllocReadL(aResourceId);

   iResourceReader.SetBuffer(iResourceBuffer);

   }

//  End of File