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skXMLElementObject.h

/*
  Copyright 1996-2003
  Simon Whiteside

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2 of the License, or (at your option) any later version.

    This library 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
    Lesser General Public License for more details.

    You should have received a copy of the GNU Lesser General Public
    License along with this library; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

* $Id: skXMLElementObject_8h-source.html,v 1.17 2004/12/17 21:31:14 sdw Exp $
*/


#ifndef skXMLELEMENTOBJECT_H
#define skXMLELEMENTOBJECT_H

#include "skExecutable.h"
#include <xercesc/dom/deprecated/DOM_Element.hpp>
#include <iostream.h>
#include <xercesc/framework/XMLFormatter.hpp>

class skMethodTable;

// this is the value returned by executableType

#define XMLELEMENT_TYPE 2

/*
 * A stream operator for DOM_Nodes
 */
//CLASSEXPORT extern ostream& operator<<(ostream& target, DOM_Node& toWrite);
/*
 * A stream operator for DOM_Strings
 */
CLASSEXPORT extern ostream& operator<< (ostream& target, const DOMString& s);

class CLASSEXPORT skXMLElementObject : public skExecutable {
 public:
  skXMLElementObject();
  skXMLElementObject(const skString& location,DOM_Element elem);
  ~skXMLElementObject();
  int executableType() const;                   
  int intValue() const;
#ifdef USE_FLOATING_POINT

  float floatValue() const;
#endif

  bool boolValue() const;
  Char charValue() const;
  skString strValue() const;
  bool setValue(const skString& name,const skString& attribute,const skRValue& return_value);
  bool setValueAt(const skRValue& array_index,const skString& attribute,const skRValue& value); 
  bool getValue(const skString& name,const skString& attribute,skRValue& return_value);
  bool getValueAt(const skRValue& array_index,const skString& attribute,skRValue& value);
  bool method(const skString& name,skRValueArray& args,skRValue& ret,skExecutableContext& ctxt);
  void copyItemsInto(DOM_Element other);
  virtual void setAddIfNotPresent(bool enable);
  virtual bool getAddIfNotPresent();
  DOM_Element getElement();
  static skString getData(DOM_Element element);
  static void setData(DOM_Element element,const skString& data);
  static DOM_Element findChild(DOM_Element parent,const skString& tagname);
  static DOM_Element findChild(DOM_Element parent,int index);
  static DOM_Element findChild(DOM_Element parent,const skString& tagname,const skString& attribute,const skString& value);
  void setAttribute(skString name,const skString& value);
  skString getAttribute(const skString& name);
  static skString toString(DOMString str);
  static DOMString fromString(const skString& str);
  skString getLocation() const;
  static int countChildren(DOM_Element parent);
  void save(ostream& out);
  virtual skString getSource(const skString& location);
  virtual void getInstanceVariables(skRValueTable& table);
  virtual void getAttributes(skRValueTable& table);
 protected:
  virtual void setElement(DOM_Element element);
  virtual skXMLElementObject * createXMLElementObject(const skString& location,DOM_Element element);
  skString m_ScriptLocation;
  skExecutableIterator * createIterator(const skString& qualifier);
  skExecutableIterator * createIterator();
 private:
  DOM_Element m_Element;
  skMethodTable * m_MethodCache;
  skXMLElementObject(const skXMLElementObject&);
  skXMLElementObject& operator=(const skXMLElementObject&);
  void save(ostream& target, DOM_Node& toWrite,XMLFormatter& formatter,XMLCh* encoding_name);
  bool m_AddIfNotPresent;

};

#endif

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