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 #ifdef FGFS
  38 #  include <simgear/compiler.h>
  39 #  include STL_STRING
  40 #else
  41 #  include <string>
  42 #  include <iostream>
  43    using std::string;
  44    using std::cout;
  45    using std::cerr;
  46    using std::endl;
  47 #endif
  48
  49 #include "FGXMLElement.h"
  50 #include "simgear/xml/easyxml.hxx"
  51
  52 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  53 DEFINITIONS
  54 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
  55
  56 #define ID_XMLPARSE "$Id$"
  57 #define VALID_CHARS """`!@#$%^&*()_+`1234567890-={}[];':,.<>/?abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ"
  58
  59 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  60 FORWARD DECLARATIONS
  61 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
  62
  63 namespace JSBSim {
  64
  65 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  66 CLASS DOCUMENTATION
  67 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
  68
  69 /** Encapsulates an XML parser based on the EasyXML parser from the SimGear library.
  70     @author Jon S. Berndt
  71     @version $Id$
  72 */
  73
  74 /*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
  75 CLASS DECLARATION
  76 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
  77
  78 class FGXMLParse : public XMLVisitor
  79 {
  80 public:
  81   FGXMLParse(void);
  82   virtual ~FGXMLParse(void);
  83
  84   Element* GetDocument(void) {return document;}
  85
  86   void startXML();
  87   void endXML();
  88   void startElement (const char * name, const XMLAttributes &atts);
  89   void endElement (const char * name);
  90   void data (const char * s, int length);
  91   void pi (const char * target, const char * data);
  92   void warning (const char * message, int line, int column);
  93   void reset(void);
  94
  95 private:
  96   bool first_element_read;
  97   mutable string working_string;
  98   Element *document;
  99   Element *current_element;
 100 };
 101
 102 } // namespace JSBSim
 103
 104 //%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 105
 106 #endif