/*

* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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:  API for FileLogger.dll

*

*/

// This file defines the API for FileLogger.dll

#ifndef __FILELOGGER_H__

#define __FILELOGGER_H__

#include <f32file.h>

const TInt KMaxLogEntrySize = 400;

#ifdef GESTURE_LOGGING

#if defined(__WINS__) && !defined(__SERIES60_30__)

#define RDEBUG(args...) RDebug::Printf(args)

#define RDEBUG8(args) RDebug::RawPrint(args)

#define RDEBUG16(args...) RDebug::Print(args...)

#else

#define RDEBUG(args...)

#define RDEBUG8(args)

#define RDEBUG16(args...)

#endif

#define LOGFLUSH            CFileLogger::Flush()

#define LOGCLOSE            CFileLogger::Close()

#define LOGARG(txt,parm...) {_LIT8(KTxt, txt); CFileLogger::Write(KTxt, parm); RDEBUG(txt, parm);}

#define LOGTXT(txt) {_LIT8(KTxt, txt); CFileLogger::Write((const TDesC8&)KTxt); RDEBUG8(KTxt);}

#define LOGDES8(des)        {CFileLogger::Write(des); RDEBUG8(des);}

#define LOGDES16(des)       {CFileLogger::Write(des); RDEBUG16(des);}

#define LOGERR(txt,err)     if (!err) {} else {LOGARG(txt, err);}

#define LOGCALL(exp) {LOGARG("Calling \"%s\"", #exp); exp; LOGARG("Call to \"%s\" passed.", #exp);}

#define LOGENTER            LOGARG("%s start", __PRETTY_FUNCTION__)

#define LOGEXIT             LOGARG("%s end", __PRETTY_FUNCTION__)

#define LOGMEM(ptr)         LOGARG("%s [0x%x]", #ptr, (TUint)ptr)

NONSHARABLE_CLASS( CFileLogger ): public CBase

{

public:

    static void Write(const TDesC8& aText);

    static void Write(const TDesC16& aText);

    static void Write(TRefByValue<const TDesC8> aFmt,...);

    static void Close();

    static void Flush();

private:

    CFileLogger();

    ~CFileLogger();

    TBool Construct();

    static CFileLogger* Logger();

    void DoWrite();

    TBool GetLogFileNameWithoutExt(TDes& aFileName);

    void DoFlush() ;

private:

    RFs                     iFs;

    RFile                   iFile;

    TBuf8<KMaxLogEntrySize> iLogBuffer;

};

#else 

#define LOGFLUSH     

#define LOGCLOSE     

#define LOGARG(txt,parm...) 

#define LOGTXT(txt) 

#define LOGDES8(des)

#define LOGDES16(des)       

#define LOGERR(txt,err)     

#define LOGCALL(exp) 

#define LOGENTER     

#define LOGEXIT      

#define LOGMEM(ptr)  

#endif 

#endif  // __FILELOGGER_H__