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 (jsb@hal-pc.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 <string>
  38 #include <iostream>
  39
  40 using std::string;
  41 using std::cout;
  42 using std::cerr;
  43 using std::endl;
  44
  45 #include "FGXMLElement.h"
  46 #include "simgear/xml/easyxml.hxx"
  47
  48 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  49 DEFINITIONS
  50 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
  51
  52 #define ID_XMLPARSE "$Id$"
  53 #define VALID_CHARS """`!@#$%^&*()_+`1234567890-={}[];':,.<>/?abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
  54
  55 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  56 FORWARD DECLARATIONS
  57 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
  58
  59 namespace JSBSim {
  60
  61 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  62 CLASS DOCUMENTATION
  63 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
  64
  65 /** Encapsulates an XML parser based on the EasyXML parser from the SimGear library.
  66     @author Jon S. Berndt
  67     @version $Id$
  68 */
  69
  70 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  71 CLASS DECLARATION
  72 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
  73
  74 class FGXMLParse : public XMLVisitor
  75 {
  76 public:
  77   FGXMLParse(void);
  78   virtual ~FGXMLParse(void);
  79
  80   Element* GetDocument(void) {return document;}
  81
  82   void startXML();
  83   void endXML();
  84   void startElement (const char * name, const XMLAttributes &atts);
  85   void endElement (const char * name);
  86   void data (const char * s, int length);
  87   void pi (const char * target, const char * data);
  88   void warning (const char * message, int line, int column);
  89   void reset(void);
  90
  91 private:
  92   bool first_element_read;
  93   mutable string working_string;
  94   Element *document;
  95   Element *current_element;
  96 };
  97
  98 } // namespace JSBSim
  99
 100 //%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 101
 102 #endif