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Coin / src / scxml / ScXMLElseElt.cpp

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#include <Inventor/scxml/ScXMLElseElt.h>

/*!
  \class ScXMLElseElt ScXMLElseElt.h Inventor/scxml/ScXMLElseElt.h
  \brief implements the &lt;else&gt; SCXML element.

  \ingroup scxml
*/

#include <cassert>
#include <cstring>

#include <Inventor/errors/SoDebugError.h>
#include <Inventor/C/XML/element.h>

#include "scxml/ScXMLCommonP.h"
#include "SbBasicP.h"

#ifndef COIN_WORKAROUND_NO_USING_STD_FUNCS
using std::strcmp;
#endif // !COIN_WORKAROUND_NO_USING_STD_FUNCS

// *************************************************************************

class ScXMLElseEltReader : public ScXMLEltReader {
public:
  ScXMLElseEltReader(void);
  virtual ScXMLElt * read(ScXMLElt * container, cc_xml_elt * xmlelt, ScXMLDocument * doc, ScXMLStateMachine * sm);
};

ScXMLElseEltReader::ScXMLElseEltReader(void)
: ScXMLEltReader("else")
{
}

ScXMLElt *
ScXMLElseEltReader::read(ScXMLElt * container, cc_xml_elt * xmlelt, ScXMLDocument * COIN_UNUSED_ARG(doc), ScXMLStateMachine * COIN_UNUSED_ARG(sm))
{
  assert(container && xmlelt);
  ScXMLElseElt * elseelt = new ScXMLElseElt;
  elseelt->setContainer(container);
  this->setXMLAttributes(elseelt, xmlelt);

  // handle XML attributes
  if (unlikely(!elseelt->handleXMLAttributes())) {
    delete elseelt;
    return NULL;
  }

  const int numchildren = cc_xml_elt_get_num_children(xmlelt);
  for (int c = 0; c < numchildren; ++c) {
    cc_xml_elt * element = cc_xml_elt_get_child(xmlelt, c);
    const char * elementtype = cc_xml_elt_get_type(element);

    if (strcmp(elementtype, COIN_XML_CDATA_TYPE) == 0) {
      // ignore CDATA
      continue;
    }

    SoDebugError::post("ScXMLElseEltReader::read",
                       "<else> contains unexpected <%s> element", elementtype);
    delete elseelt;
    return NULL;
  }

  return elseelt;
}

// *************************************************************************

class ScXMLElseElt::PImpl {
public:
};

#define PRIVATE

SCXML_ELEMENT_SOURCE(ScXMLElseElt);

void
ScXMLElseElt::initClass(void)
{
  SCXML_OBJECT_INIT_CLASS(ScXMLElseElt, ScXMLExecutableElt, "ScXMLExecutableElt");
  SCXML_ELEMENT_REGISTER_READER(ScXMLElseElt, "else", ScXMLElseEltReader);
}

void
ScXMLElseElt::cleanClass(void)
{
  SCXML_ELEMENT_UNREGISTER_READER(ScXMLElseElt);
  ScXMLElseElt::classTypeId = SoType::badType();
}

ScXMLElseElt::ScXMLElseElt(void)
{
}

ScXMLElseElt::~ScXMLElseElt(void)
{
}

void
ScXMLElseElt::copyContents(const ScXMLElt * rhs)
{
  inherited::copyContents(rhs);
  /*const ScXMLElseElt * orig = */coin_assert_cast<const ScXMLElseElt *>(rhs);
}

#undef PRIVATE