System documentation of the GNU Image-Finding Tool

CXMLElement.h

/* -*- mode: c++ -*- 
*/
/* 

    GIFT, a flexible content based image retrieval system.
    Copyright (C) 1998, 1999, 2000, 2001, 2002, CUI University of Geneva

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU 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 General Public License for more details.

    You should have received a copy of the GNU 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

*/
/* -*- Mode: c++ -*- */
/* the tag above is for making xemacs find the right mode for this file
   (avoids typing M-x c++-mode M-x font-lock-mode M-x font-lock-mode)
 */
#ifndef _CXMLElement
#define _CXMLElement
#include "libMRML/include/uses-declarations.h"
#include <map>
#include <list>
#include <string>
#include "libMRML/include/CMagic.h"
#include "libMRML/include/CAttributeList.h"
class CXMLElementVisitor;
#include "libMRML/include/CMutex.h"
#include "libMRML/include/CNoDelete.h" //debugging
class CXMLElement:public CMagic,public CNoDelete{
public:
  typedef list<CXMLElement*> lCChildren;
protected:
  CXMLElement* mFather;
  CXMLElement* mCurrentChild;
protected:
  lCChildren mChildren;
  CAttributeList mAttributes;
  string mName;
  void setFather(CXMLElement*);

  string mText;
  const int mTypeOfNode;
public:
  static int const cTextNode; 
  static int const cElementNode; 
  
public:
  CXMLElement* getFather()const;

  void addAttribute(const string& inAttribute,long inValue);
  void addAttribute(const string& inAttribute,double inValue);
  void addAttribute(const string& inAttribute,const string& inValue);

  pair<bool,bool> boolReadAttribute(const string& inAttribute)const;
  pair<bool,long> longReadAttribute(const string& inAttribute)const;
  pair<bool,double> doubleReadAttribute(const string& inAttribute)const;
  virtual pair<bool,string> stringReadAttribute(const string& inAttribute)const;

  CXMLElement* clone(bool inDeep=true)const;

  void toXML(string& outString,const int=0)const;
  void traverse(CXMLElementVisitor& inoutVisitor)const;
  void traverse(CXMLElementVisitor& inoutVisitor);
    
  list<CXMLElement*>::const_iterator child_list_begin()const;
  list<CXMLElement*>::const_iterator child_list_end()const;
  list<CXMLElement*>::iterator child_list_begin();
  list<CXMLElement*>::iterator child_list_end();


  virtual void addChild(CXMLElement* inChild);
  virtual void addChild(const string&,
                        const char* const* const inAttributeList=0);

  void moveUp();
  bool isSubtreeFinished()const;

  CXMLElement(const string&,
              const char* const* const inAttributeList=0);
  virtual ~CXMLElement();
  CXMLElement(const int inType,
              const string&);
  CXMLElement(const string& inString,
              const list< pair<string,string> >& inList);
  CXMLElement(const string& inString,
              const CAttributeList& inList);
  CXMLElement(const CXMLElement& in);
  list<pair<string,string> >* createNamedValueList()const;
  string getText()const;
  string getName()const;
  int getTypeOfNode()const;
  int getNumberOfAttributes()const;
  void check()const;
  
};

#endif

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