/**

* Copyright (c) 2003-2009 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:

* Script Reader and Executor Header

* 

*

*/

/**

 @file Sscrread.h

*/

#ifndef __SSCRREAD_H__

#define __SSCRREAD_H__

#include <e32base.h>

struct TLinePosition

	{

public:

	TLinePosition(TInt aLineCount =0,TInt aLineStart =0,TInt aLineLength =0,TInt aOffset =0);

	TLinePosition& operator=(const TLinePosition& aLinePosition);

	void Reset();

public:

	TInt iLineCount;		///< number of line

	TInt iLineStart;		///< character number of line start

	TInt iLineLength;		///< length of line

	TInt iOffset;			///< offset in line

	};

class TScriptStatus

/**

@internalComponent

*/

	{

public:

	TScriptStatus(TInt& aOffset,TPtrC& aLine,TBool& aSkip,TBool& aSkipModeToggleReq);

	TScriptStatus(const TScriptStatus& aStatus);

public:

	TInt& iOffset;

	TPtrC& iLine;

	TBool& iSkip;

	TBool& iSkipModeToggleReq;

	};

class CScriptReader : public CBase

/**

One of these per CScriptExecutor object.

Gets chunk of the script from the database and reads script line by line.

@internalComponent

*/

	{

public:

	static CScriptReader* NewL(TInt aBufferSize);

	~CScriptReader();

	void SetScript(const TDesC& aScript);

	TBool IsScriptSet() const;

	TScriptStatus ScriptStatus();

	TInt GetNextLine();

	void CurrentPos(TLinePosition& aPosition,TInt aOffset);

	void SetCurrentPos(TLinePosition aPosition);

	TInt Reset();

	inline void SetLoggingOff();

	inline void SetLoggingOn();

private:

	CScriptReader();

	void ConstructL(TInt aBufferSize);

	TInt GetCurrentLine();

private:

	HBufC* iScriptBuffer;

	TPtr iScript;

	TLinePosition iCurrentPosition;

	TBool iLoggingOn;

	TBool iScriptSet;

// These for script status only

	TPtrC iCurrentLine;

	TBool iSkip;

	TBool iSkipModeToggleReq;

	};

#include "SSCRREAD.INL"

#endif