// Copyright (c) 2005-2009 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:

// Part of the MVS Application for TechView

//

#ifndef SETTINGS_MANAGER_H

#define SETTINGS_MANAGER_H

#include <e32cons.h>

#include <f32file.h>

#include <s32file.h>

class CMVSAppUi;

class CMVSConfigAudioFormatDialog; 

class CMVSConfigVideoFormatDialog;

class CSettingsManager :public CBase

	{

public:

	CSettingsManager();

	~CSettingsManager();

	static CSettingsManager* NewL();

	TBool FileExists();

	void MakeSeedIndexL();

	//gets general settings from the file store

	void ReadGeneralSettingsL(CMVSAppUi* aAppUI);

	void WriteGeneralSettingsL(CMVSAppUi* aAppUI);

	void WriteAudioDataL(CMVSConfigAudioFormatDialog* apAudioFormat,

					  const TUid& aUid);

	void  WriteVideoDataL(CMVSConfigVideoFormatDialog* aVideoFormatDlg,

						 const TUid& aUid);

	TInt ReadAudioDataL(CMVSConfigAudioFormatDialog* apAudioFormat,

							   const TUid& aUid);

	TBool ReadVideoDataL(CMVSConfigVideoFormatDialog* aVideoFormatDlg,

						const TUid& aUid);

private:

	TBool OpenStore2ReadLC();

	void OpenStore2WriteLC();

	TBool HasSettings();

	void ReadControllerTableL(RReadStream& aStream);

	TBool IsControllerAvailableL(const TUid& aUid,

										TStreamId&  aSteamId);										

	void WriteIndexL(RWriteStream& aStream,

					const TUid& aUid,

					TStreamId& aStreamId);

	void ConstructL();

private:

	RFs			iFsSession;

	CFileStore*	iStore;

	TBool iHasSettings;

	TStreamId iGenSettingsId;

	TStreamId iRootId; //for index writing

	//no. of controllers currently available in storage		 

	TInt8 iControllerCnt; 

	RArray<TUid> iArrUid;

	RArray<TStreamId> iArrStreamId;

	}; 

#endif  SETTINGS_MANAGER_H