src/FDM/JSBSim/input_output/FGXMLParse.h

   1 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
   2
   3  Header:       FGXMLParse.h
   4  Author:       Jon S. Berndt
   5  Date started: 8/20/04
   6
   7  ------------- Copyright (C) 2004  Jon S. Berndt (jon@jsbsim.org) -------------
   8
   9  This program is free software; you can redistribute it and/or modify it under
  10  the terms of the GNU Lesser General Public License as published by the Free Software
  11  Foundation; either version 2 of the License, or (at your option) any later
  12  version.
  13
  14  This program is distributed in the hope that it will be useful, but WITHOUT
  15  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  16  FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
  17  details.
  18
  19  You should have received a copy of the GNU Lesser General Public License along with
  20  this program; if not, write to the Free Software Foundation, Inc., 59 Temple
  21  Place - Suite 330, Boston, MA  02111-1307, USA.
  22
  23  Further information about the GNU Lesser General Public License can also be found on
  24  the world wide web at http://www.gnu.org.
  25
  26 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  27 SENTRY
  28 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
  29
  30 #ifndef FGXMLPARSE_H
  31 #define FGXMLPARSE_H
  32
  33 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  34 INCLUDES
  35 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
  36
  37 #include "simgear/xml/easyxml.hxx"
  38
  39 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  40 DEFINITIONS
  41 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
  42
  43 #define ID_XMLPARSE "$Id: FGXMLParse.h,v 1.7 2009/10/24 22:59:30 jberndt Exp $"
  44 #define VALID_CHARS """`!@#$%^&*()_+`1234567890-={}[];':,.<>/?abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
  45
  46 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  47 FORWARD DECLARATIONS
  48 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
  49
  50 namespace JSBSim {
  51
  52 class Element;
  53
  54 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  55 CLASS DOCUMENTATION
  56 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
  57
  58 /** Encapsulates an XML parser based on the EasyXML parser from the SimGear library.
  59     @author Jon S. Berndt
  60     @version $Id: FGXMLParse.h,v 1.7 2009/10/24 22:59:30 jberndt Exp $
  61 */
  62
  63 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  64 CLASS DECLARATION
  65 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
  66
  67 class FGXMLParse : public XMLVisitor
  68 {
  69 public:
  70   FGXMLParse(void);
  71   virtual ~FGXMLParse(void);
  72
  73   Element* GetDocument(void) {return document;}
  74
  75   void startXML();
  76   void endXML();
  77   void startElement (const char * name, const XMLAttributes &atts);
  78   void endElement (const char * name);
  79   void data (const char * s, int length);
  80   void pi (const char * target, const char * data);
  81   void warning (const char * message, int line, int column);
  82   void reset(void);
  83
  84 private:
  85   bool first_element_read;
  86   mutable string working_string;
  87   Element *document;
  88   Element *current_element;
  89 };
  90
  91 } // namespace JSBSim
  92
  93 //%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  94
  95 #endif