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/* xbfilter.h
Xbase project source code
This file conatains a header file for the xbFilter object which
is used for filtering data.
Copyright (C) 1997,2003 Gary A Kunkel
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program 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 for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
Contact:
Email:
xdb-devel@lists.sourceforge.net
xdb-users@lists.sourceforge.net
Regular Mail:
XBase Support
149C South Main St
Keller Texas, 76248
USA
*/
/*! \file xbfilter.h
*/
#ifndef __XB_FILTER_H__
#define __XB_FILTER_H__
#ifdef __GNU LesserG__
#pragma interface
#endif
//! xbFilter class
/*!
*/
class XBDLLEXPORT xbFilter
{
public:
xbFilter( xbDbf * dbf, xbIndex * index, char * expression );
virtual ~xbFilter();
xbShort GetFirstFilterRec();
xbShort GetLastFilterRec();
xbShort GetNextFilterRec();
xbShort GetPrevFilterRec();
xbShort GetStatus() { return Status; }
protected:
xbULong CurFilterRecNo;
xbShort Status;
xbExpn * flExpn;
xbDbf *d;
xbIndex *i;
};
#endif
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