1 // Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 // Part of the MVS Application for TechView

    15 //

    16 

    17 #ifndef SETTINGS_MANAGER_H

    18 #define SETTINGS_MANAGER_H

    19 

    20 #include <e32cons.h>

    21 #include <f32file.h>

    22 #include <s32file.h>

    23 

    24 class CMVSAppUi;

    25 class CMVSConfigAudioFormatDialog; 

    26 class CMVSConfigVideoFormatDialog;

    27 

    28 class CSettingsManager :public CBase

    29 	{

    30 public:

    31 	CSettingsManager();

    32 	~CSettingsManager();

    33 	static CSettingsManager* NewL();

    34 	TBool FileExists();

    35 	void MakeSeedIndexL();

    36 	//gets general settings from the file store

    37 	void ReadGeneralSettingsL(CMVSAppUi* aAppUI);

    38 	void WriteGeneralSettingsL(CMVSAppUi* aAppUI);

    39 	void WriteAudioDataL(CMVSConfigAudioFormatDialog* apAudioFormat,

    40 					  const TUid& aUid);

    41 	void  WriteVideoDataL(CMVSConfigVideoFormatDialog* aVideoFormatDlg,

    42 						 const TUid& aUid);

    43 	TInt ReadAudioDataL(CMVSConfigAudioFormatDialog* apAudioFormat,

    44 							   const TUid& aUid);

    45 	TBool ReadVideoDataL(CMVSConfigVideoFormatDialog* aVideoFormatDlg,

    46 						const TUid& aUid);

    47 

    48 private:

    49 	TBool OpenStore2ReadLC();

    50 	void OpenStore2WriteLC();

    51 	TBool HasSettings();

    52 	void ReadControllerTableL(RReadStream& aStream);

    53 	TBool IsControllerAvailableL(const TUid& aUid,

    54 										TStreamId&  aSteamId);										

    55 	void WriteIndexL(RWriteStream& aStream,

    56 					const TUid& aUid,

    57 					TStreamId& aStreamId);

    58 	void ConstructL();

    59 

    60 private:

    61 	RFs			iFsSession;

    62 	CFileStore*	iStore;

    63 	TBool iHasSettings;

    64 	TStreamId iGenSettingsId;

    65 	TStreamId iRootId; //for index writing

    66 	//no. of controllers currently available in storage		 

    67 	TInt8 iControllerCnt; 

    68 	RArray<TUid> iArrUid;

    69 	RArray<TStreamId> iArrStreamId;

    70 	}; 

    71 

    72 #endif  SETTINGS_MANAGER_H