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vdkxparser.h

00001 /*
00002  * ===========================
00003  * VDK Visual Development Kit
00004  * xdb subsystem
00005  * ===========================
00006  *
00007  * Copyright (C) 1998,2004, Mario Motta
00008  * Developed by Mario Motta <mmotta@guest.net>
00009  *
00010  * This library is free software; you can redistribute it and/or
00011  * modify it under the terms of the GNU Library General Public
00012  * License as published by the Free Software Foundation; either
00013  * version 2 of the License, or (at your option) any later version.
00014  *
00015  * This library is distributed in the hope that it will be useful,
00016  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00017  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00018  * Library General Public License for more details.
00019  *
00020  * You should have received a copy of the GNU Library General Public
00021  * License along with this library; if not, write to the Free Software
00022  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
00023  * 02111-1307, USA.
00024  */
00025 #ifndef _vdkxparser_h
00026 #define _vdkxparser_h
00027 
00028 #include <vdkxdb2/vdkxdb.h>
00029 #include <vdkxdb2/vdkxtable.h>
00030 class VDKXParser
00031 {
00032 
00033     protected:
00034         VDKXDatabase* xdb;
00035         VDKXTable* table;
00036         char type;
00037         char *expr;
00038     public:
00039         VDKXParser(VDKXDatabase* xdb,VDKXTable* table = NULL);
00040         virtual ~VDKXParser();
00041         xbShort Parse(char* opnd1, char* opr = NULL, char* opnd2 = NULL );
00042         char* Expression();
00043         char ResultType();
00044         int GetIntResult();
00045         double GetDoubleResult();
00046         const char* GetStringResult() ;
00047 };
00048 #endif
00049 

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