/*

* Copyright (c) 2005-2006 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:  Provides SimPsyUi listbox model that holds the

*				          currently selected NMEA File.

*

*/

// INCLUDE FILES

#include <e32keys.h>

#include <f32file.h>

#include <StringLoader.h> // StringLoader

#include <centralrepository.h>

#include <simpsyui.rsg>

#include "SimulationPSYInternalCRKeys.h"

#include "simpsyuilbmodel.h"

const TInt	KTabWidth = 1;

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

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

// CSimPsyUiLBModel::NewL()

// Static Constuctor that completes the Symbian two-phase 

// construction. 

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

CSimPsyUiLBModel* CSimPsyUiLBModel::NewL()

    {

    CSimPsyUiLBModel* lbmodel = NewLC();

    CleanupStack::Pop( lbmodel );

    return lbmodel;

    }

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

// CSimPsyUiLBModel::NewLC()

// Static Constuctor that completes the Symbian two-phase 

// construction. It places the created object on the 

// Clean-up stack

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

CSimPsyUiLBModel* CSimPsyUiLBModel::NewLC()

    {

    CSimPsyUiLBModel* lbmodel = new (ELeave) CSimPsyUiLBModel();

    CleanupStack::PushL( lbmodel );

    lbmodel->ConstructL();

    return lbmodel;

    }

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

// CSimPsyUiLBModel::CSimPsyUiLBModel()

// C++ Default Constructor

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

CSimPsyUiLBModel::CSimPsyUiLBModel()

    {

    }

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

// CSimPsyUiLBModel::ConstructL()

// Symbian two phased constructor

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

void CSimPsyUiLBModel::ConstructL()

    {

    iFileNameText = StringLoader::LoadL( R_SIMPSYUI_FILENAME_TEXT );

    TInt lLength = iFileNameText->Length();

    /* The length of the buffer is the length needed for 

     * the File name text, tab keys and the maximum file

     * name length

     */

    iBuffer = HBufC::NewL(KMaxFileName + KTabWidth + KTabWidth + lLength ); 

    }

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

// CSimPsyUiLBModel::~CSimPsyUiLBModel()

// C++ Destructor

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

CSimPsyUiLBModel::~CSimPsyUiLBModel()

    {

    delete iBuffer;

    iBuffer = NULL;

    delete iFileNameText;

    iFileNameText = NULL;

    }

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

// CSimPsyUiLBModel::MdcaCount()

// Returns the number of descriptor elements in a descriptor array.

// @return The number of descriptor elements in a descriptor array.

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

TInt CSimPsyUiLBModel::MdcaCount() const

    {

    return 1;

    }

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

// CSimPsyUiLBModel::MdcaPoint()

// Indexes into a descriptor array.

//

// @param aIndex The position of the descriptor element within

// 				 a descriptor array. The position is relative 

//				 to zero; i.e. zero implies the first descriptor

//				 element in a descriptor array. 

//	@return 	 A 16 bit non-modifiable pointer descriptor 

//				 representing the descriptor element located at 

//				 position aIndex within a descriptor array. 

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

TPtrC16 CSimPsyUiLBModel::MdcaPoint( TInt aIndex ) const

    {

    	TRAP_IGNORE(MdcaPointL(aIndex));

    	return *iBuffer;

    }

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

// CSimPsyUiLBModel::MdcaPointL()

// Indexes into a descriptor array.

//

// @param aIndex The position of the descriptor element within

// 				 a descriptor array. The position is relative 

//				 to zero; i.e. zero implies the first descriptor

//				 element in a descriptor array. 

//	@return 	 A 16 bit non-modifiable pointer descriptor 

//				 representing the descriptor element located at 

//				 position aIndex within a descriptor array. 

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

TPtrC16 CSimPsyUiLBModel::MdcaPointL( TInt /*aIndex*/ ) const

{

	TPtr ptr( iBuffer->Des() );

    ptr.Zero();

    ptr.Append( EKeyTab );

    ptr.Append( iFileNameText->Des() );

    ptr.Append( EKeyTab );

    TBuf<KMaxFileName> nmeaFileName;

	TParse FileParser;

	/* The cenrep contains the filename with full path.

	 * Hence only the filename is extracted and displayed in the Edwin

	 */

	CRepository* repository = CRepository::NewLC(KCRUidSimulationPSY);

	repository->Get(KCRKeySimPSYSimulationFile, nmeaFileName);

	FileParser.Set(nmeaFileName,NULL,NULL);

	nmeaFileName.Copy(FileParser.NameAndExt());

	CleanupStack::PopAndDestroy(repository);

    ptr.Append(nmeaFileName);

    return *iBuffer;	

}