gtkradiant/libs/xml/xmlelement.h

/*
Copyright (C) 2001-2006, William Joseph.
All Rights Reserved.

This file is part of GtkRadiant.

GtkRadiant 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.

GtkRadiant 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 GtkRadiant; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
*/

#if !defined(INCLUDED_XML_XMLELEMENT_H)
#define INCLUDED_XML_XMLELEMENT_H

#include "xml/ixml.h"
#include "string/string.h"

#include <map>

///\brief All string pointers passed to an instance of this class are not
/// copied and must stay valid for the lifetime of the instance.
class StaticElement : public XMLElement
{
  typedef std::map<const char*, const char*, RawStringLess> attrs_t;
public:
  StaticElement(const char* name)
    : m_name(name)
  {
  }
  void insertAttribute(const char* name, const char* value)
  {
    m_attrs.insert(attrs_t::value_type(name, value));
  }
  const char* name() const
  {
    return m_name;
  }
  const char* attribute(const char* name) const
  {
    attrs_t::const_iterator i = m_attrs.find(name);
    if(i != m_attrs.end())
      return i->second;
    else
      return "";
  }
  void forEachAttribute(XMLAttrVisitor& visitor) const
  {
    for(attrs_t::const_iterator i = m_attrs.begin(); i != m_attrs.end(); ++i)
    {
      visitor.visit(i->first, i->second);
    }
  }
private:
  const char* m_name;
  attrs_t m_attrs;
};

///\brief All string pointers passed to an instance of this class are copied.
class DynamicElement : public XMLElement
{
  typedef std::map<CopiedString, CopiedString> attrs_t;
public:
  DynamicElement(const char* name)
    : m_name(name)
  {
  }
  void insertAttribute(const char* name, const char* value)
  {
    m_attrs.insert(attrs_t::value_type(name, value));
  }
  const char* name() const
  {
    return m_name.c_str();
  }
  const char* attribute(const char* name) const
  {
    attrs_t::const_iterator i = m_attrs.find(name);
    if(i != m_attrs.end())
      return i->second.c_str();
    else
      return "";
  }
  void forEachAttribute(XMLAttrVisitor& visitor) const
  {
    for(attrs_t::const_iterator i = m_attrs.begin(); i != m_attrs.end(); ++i)
    {
      visitor.visit(i->first.c_str(), i->second.c_str());
    }
  }
private:
  CopiedString m_name;
  attrs_t m_attrs;
};

#endif