easyxml.hxx

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#ifndef __EASYXML_HXX
#define __EASYXML_HXX

#include <simgear/compiler.h>
#include <simgear/structure/exception.hxx>

#include <iostream>
#include <string>
#include <vector>

using std::istream;
using std::string;
using std::vector;


class XMLAttributes
{
public:

  XMLAttributes ();


  virtual ~ XMLAttributes ();


  virtual int size () const = 0;


  virtual const char * getName (int i) const = 0;


  virtual const char * getValue (int i) const = 0;


  virtual int findAttribute (const char * name) const;


  virtual bool hasAttribute (const char * name) const;


  virtual const char * getValue (const char * name) const;
};


class XMLAttributesDefault : public XMLAttributes
{
public:

  XMLAttributesDefault ();


  XMLAttributesDefault (const XMLAttributes & atts);


  virtual ~XMLAttributesDefault ();


  virtual int size () const;


  virtual const char * getName (int i) const;


  virtual const char * getValue (int i) const;


  virtual void addAttribute (const char * name, const char * value);


  virtual void setName (int i, const char * name);


  virtual void setValue (int i, const char * value);


  virtual void setValue (const char * name, const char * value);

private:
  vector<string> _atts;
};


class XMLVisitor
{
public:

  virtual ~XMLVisitor () {}


  virtual void startXML () {}


  virtual void endXML () {}


  virtual void startElement (const char * name, const XMLAttributes &atts) {}


  virtual void endElement (const char * name) {}


  virtual void data (const char * s, int length) {}


  virtual void pi (const char * target, const char * data) {}


  virtual void warning (const char * message, int line, int column) {}
};


extern void readXML (istream &input, XMLVisitor &visitor,
                     const string &path="");


extern void readXML (const string &path, XMLVisitor &visitor);


extern void readXML (const char *buf, const int size, XMLVisitor &visitor);


#endif // __EASYXML_HXX

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