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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef _SCANNER_HXX
#define _SCANNER_HXX
#include <tools/string.hxx>
#include <basic/sberrors.hxx>
// The scanner is stand-alone, i. e. it can be used from everywhere.
// A BASIC-instance is necessary for error messages. Without BASIC
// the errors are only counted. Also the BASICC is necessary when an
// advanced SBX-variable shall be used for data type recognition etc.
class StarBASIC;
class SbiScanner
{
::rtl::OUString aBuf; // input buffer
::rtl::OUString aLine;
const sal_Unicode* pLine;
const sal_Unicode* pSaveLine;
void scanAlphanumeric();
void scanGoto();
protected:
::rtl::OUString aSym;
String aError;
SbxDataType eScanType;
StarBASIC* pBasic; // instance for error callbacks
double nVal; // numeric value
sal_Int32 nCurCol1;
sal_Int32 nSavedCol1;
sal_Int32 nCol;
sal_Int32 nErrors;
sal_Int32 nColLock; // lock counter for Col1
sal_Int32 nBufPos;
sal_Int32 nLine;
sal_Int32 nCol1, nCol2;
bool bSymbol; // sal_True: symbol scanned
bool bNumber; // sal_True: number scanned
bool bSpaces; // sal_True: whitespace before token
bool bErrors; // sal_True: generate errors
bool bAbort;
bool bHash; // sal_True: # has been read in
bool bError; // sal_True: generate error
bool bUsedForHilite;
bool bCompatible; // sal_True: OPTION compatible
bool bVBASupportOn; // sal_True: OPTION VBASupport 1 otherwise default False
bool bPrevLineExtentsComment; // sal_True: Previous line is comment and ends on "... _"
void GenError( SbError );
public:
SbiScanner( const ::rtl::OUString&, StarBASIC* = NULL );
~SbiScanner();
void EnableErrors() { bError = sal_False; }
bool IsHash() { return bHash; }
bool IsCompatible() { return bCompatible; }
void SetCompatible( bool b ) { bCompatible = b; } // #118206
bool IsVBASupportOn() { return bVBASupportOn; }
void SetVBASupportOn( bool b ) { bVBASupportOn = b; }
bool WhiteSpace() { return bSpaces; }
sal_Int32 GetErrors() { return nErrors; }
sal_Int32 GetLine() { return nLine; }
sal_Int32 GetCol1() { return nCol1; }
sal_Int32 GetCol2() { return nCol2; }
void SetCol1( sal_Int32 n ) { nCol1 = n; }
StarBASIC* GetBasic() { return pBasic; }
void SaveLine(void) { pSaveLine = pLine; }
void RestoreLine(void) { pLine = pSaveLine; }
void LockColumn();
void UnlockColumn();
bool DoesColonFollow();
bool NextSym();
const ::rtl::OUString& GetSym() { return aSym; }
SbxDataType GetType() { return eScanType; }
double GetDbl() { return nVal; }
};
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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