kjs_dom.cpp

konqueror3 embedded版本, KDE环境下的当家浏览器的嵌入式版本源码包.

/* Source for DOMNotationTable.
@begin DOMNotationTable 2
  publicId		DOMNotation::PublicId	DontDelete|ReadOnly
  systemId		DOMNotation::SystemId	DontDelete|ReadOnly
@end
*/
Value DOMNotation::tryGet(ExecState *exec, const Identifier &propertyName) const
{
  return DOMObjectLookupGetValue<DOMNotation, DOMNode>(exec, propertyName, &DOMNotationTable, this);
}

Value DOMNotation::getValueProperty(ExecState *, int token) const
{
  switch (token) {
  case PublicId:
    return String(static_cast<DOM::Notation>(node).publicId());
  case SystemId:
    return String(static_cast<DOM::Notation>(node).systemId());
  default:
    kdDebug(6070) << "WARNING: DOMNotation::getValueProperty unhandled token " << token << endl;
    return Value();
  }
}

// -------------------------------------------------------------------------

const ClassInfo DOMEntity::info = { "Entity", &DOMNode::info, 0, 0 };

/* Source for DOMEntityTable.
@begin DOMEntityTable 2
  publicId		DOMEntity::PublicId		DontDelete|ReadOnly
  systemId		DOMEntity::SystemId		DontDelete|ReadOnly
  notationName		DOMEntity::NotationName	DontDelete|ReadOnly
@end
*/
Value DOMEntity::tryGet(ExecState *exec, const Identifier &propertyName) const
{
  return DOMObjectLookupGetValue<DOMEntity, DOMNode>(exec, propertyName, &DOMEntityTable, this);
}

Value DOMEntity::getValueProperty(ExecState *, int token) const
{
  switch (token) {
  case PublicId:
    return String(static_cast<DOM::Entity>(node).publicId());
  case SystemId:
    return String(static_cast<DOM::Entity>(node).systemId());
  case NotationName:
    return String(static_cast<DOM::Entity>(node).notationName());
  default:
    kdDebug(6070) << "WARNING: DOMEntity::getValueProperty unhandled token " << token << endl;
    return Value();
  }
}

// -------------------------------------------------------------------------

bool KJS::checkNodeSecurity(ExecState *exec, const DOM::Node& n)
{
  // Check to see if the currently executing interpreter is allowed to access the specified node
  if (n.isNull())
    return true;
  KHTMLView *view = n.handle()->getDocument()->view();
  Window* win = view && view->part() ? Window::retrieveWindow(view->part()) : 0L;
  if ( !win || !win->isSafeScript(exec) )
    return false;
  return true;
}

Value KJS::getDOMNode(ExecState *exec, const DOM::Node& n)
{
  DOMObject *ret = 0;
  if (n.isNull())
    return Null();
  ScriptInterpreter* interp = static_cast<ScriptInterpreter *>(exec->interpreter());
  if ((ret = interp->getDOMObject(n.handle())))
    return Value(ret);

  switch (n.nodeType()) {
    case DOM::Node::ELEMENT_NODE:
      if (static_cast<DOM::Element>(n).isHTMLElement())
        ret = new HTMLElement(exec, static_cast<DOM::HTMLElement>(n));
      else
        ret = new DOMElement(exec, static_cast<DOM::Element>(n));
      break;
    case DOM::Node::ATTRIBUTE_NODE:
      ret = new DOMAttr(exec, static_cast<DOM::Attr>(n));
      break;
    case DOM::Node::TEXT_NODE:
    case DOM::Node::CDATA_SECTION_NODE:
      ret = new DOMText(exec, static_cast<DOM::Text>(n));
      break;
    case DOM::Node::ENTITY_REFERENCE_NODE:
      ret = new DOMNode(exec, n);
      break;
    case DOM::Node::ENTITY_NODE:
      ret = new DOMEntity(exec, static_cast<DOM::Entity>(n));
      break;
    case DOM::Node::PROCESSING_INSTRUCTION_NODE:
      ret = new DOMProcessingInstruction(exec, static_cast<DOM::ProcessingInstruction>(n));
      break;
    case DOM::Node::COMMENT_NODE:
      ret = new DOMCharacterData(exec, static_cast<DOM::CharacterData>(n));
      break;
    case DOM::Node::DOCUMENT_NODE:
      if (static_cast<DOM::Document>(n).isHTMLDocument())
        ret = new HTMLDocument(exec, static_cast<DOM::HTMLDocument>(n));
      else
        ret = new DOMDocument(exec, static_cast<DOM::Document>(n));
      break;
    case DOM::Node::DOCUMENT_TYPE_NODE:
      ret = new DOMDocumentType(exec, static_cast<DOM::DocumentType>(n));
      break;
    case DOM::Node::DOCUMENT_FRAGMENT_NODE:
      ret = new DOMNode(exec, n);
      break;
    case DOM::Node::NOTATION_NODE:
      ret = new DOMNotation(exec, static_cast<DOM::Notation>(n));
      break;
    default:
      ret = new DOMNode(exec, n);
  }
  interp->putDOMObject(n.handle(),ret);

  return Value(ret);
}

Value KJS::getDOMNamedNodeMap(ExecState *exec, const DOM::NamedNodeMap& m)
{
  return Value(cacheDOMObject<DOM::NamedNodeMap, KJS::DOMNamedNodeMap>(exec, m));
}

Value KJS::getDOMNodeList(ExecState *exec, const DOM::NodeList& l)
{
  return Value(cacheDOMObject<DOM::NodeList, KJS::DOMNodeList>(exec, l));
}

Value KJS::getDOMDOMImplementation(ExecState *exec, const DOM::DOMImplementation& i)
{
  return Value(cacheDOMObject<DOM::DOMImplementation, KJS::DOMDOMImplementation>(exec, i));
}

// -------------------------------------------------------------------------

const ClassInfo NodeConstructor::info = { "NodeConstructor", 0, &NodeConstructorTable, 0 };
/* Source for NodeConstructorTable.
@begin NodeConstructorTable 11
  ELEMENT_NODE		DOM::Node::ELEMENT_NODE		DontDelete|ReadOnly
  ATTRIBUTE_NODE	DOM::Node::ATTRIBUTE_NODE		DontDelete|ReadOnly
  TEXT_NODE		DOM::Node::TEXT_NODE		DontDelete|ReadOnly
  CDATA_SECTION_NODE	DOM::Node::CDATA_SECTION_NODE	DontDelete|ReadOnly
  ENTITY_REFERENCE_NODE	DOM::Node::ENTITY_REFERENCE_NODE	DontDelete|ReadOnly
  ENTITY_NODE		DOM::Node::ENTITY_NODE		DontDelete|ReadOnly
  PROCESSING_INSTRUCTION_NODE DOM::Node::PROCESSING_INSTRUCTION_NODE DontDelete|ReadOnly
  COMMENT_NODE		DOM::Node::COMMENT_NODE		DontDelete|ReadOnly
  DOCUMENT_NODE		DOM::Node::DOCUMENT_NODE		DontDelete|ReadOnly
  DOCUMENT_TYPE_NODE	DOM::Node::DOCUMENT_TYPE_NODE	DontDelete|ReadOnly
  DOCUMENT_FRAGMENT_NODE DOM::Node::DOCUMENT_FRAGMENT_NODE	DontDelete|ReadOnly
  NOTATION_NODE		DOM::Node::NOTATION_NODE		DontDelete|ReadOnly
@end
*/

NodeConstructor::NodeConstructor(ExecState *exec)
  : DOMObject(exec->interpreter()->builtinObjectPrototype())
{
}

Value NodeConstructor::tryGet(ExecState *exec, const Identifier &propertyName) const
{
  return DOMObjectLookupGetValue<NodeConstructor, DOMObject>(exec, propertyName, &NodeConstructorTable, this);
}

Value NodeConstructor::getValueProperty(ExecState *, int token) const
{
  // We use the token as the value to return directly
  return Number((unsigned int)token);
#if 0
  switch (token) {
  case ELEMENT_NODE:
    return Number((unsigned int)DOM::Node::ELEMENT_NODE);
  case ATTRIBUTE_NODE:
    return Number((unsigned int)DOM::Node::ATTRIBUTE_NODE);
  case TEXT_NODE:
    return Number((unsigned int)DOM::Node::TEXT_NODE);
  case CDATA_SECTION_NODE:
    return Number((unsigned int)DOM::Node::CDATA_SECTION_NODE);
  case ENTITY_REFERENCE_NODE:
    return Number((unsigned int)DOM::Node::ENTITY_REFERENCE_NODE);
  case ENTITY_NODE:
    return Number((unsigned int)DOM::Node::ENTITY_NODE);
  case PROCESSING_INSTRUCTION_NODE:
    return Number((unsigned int)DOM::Node::PROCESSING_INSTRUCTION_NODE);
  case COMMENT_NODE:
    return Number((unsigned int)DOM::Node::COMMENT_NODE);
  case DOCUMENT_NODE:
    return Number((unsigned int)DOM::Node::DOCUMENT_NODE);
  case DOCUMENT_TYPE_NODE:
    return Number((unsigned int)DOM::Node::DOCUMENT_TYPE_NODE);
  case DOCUMENT_FRAGMENT_NODE:
    return Number((unsigned int)DOM::Node::DOCUMENT_FRAGMENT_NODE);
  case NOTATION_NODE:
    return Number((unsigned int)DOM::Node::NOTATION_NODE);
  default:
    kdDebug(6070) << "WARNING: NodeConstructor::getValueProperty unhandled token " << token << endl;
    return Value();
  }
#endif
}

Object KJS::getNodeConstructor(ExecState *exec)
{
  return Object(cacheGlobalObject<NodeConstructor>(exec, "[[node.constructor]]"));
}

// -------------------------------------------------------------------------

const ClassInfo DOMExceptionConstructor::info = { "DOMExceptionConstructor", 0, 0, 0 };

/* Source for DOMExceptionConstructorTable.
@begin DOMExceptionConstructorTable 15
  INDEX_SIZE_ERR		DOM::DOMException::INDEX_SIZE_ERR		DontDelete|ReadOnly
  DOMSTRING_SIZE_ERR		DOM::DOMException::DOMSTRING_SIZE_ERR	DontDelete|ReadOnly
  HIERARCHY_REQUEST_ERR		DOM::DOMException::HIERARCHY_REQUEST_ERR	DontDelete|ReadOnly
  WRONG_DOCUMENT_ERR		DOM::DOMException::WRONG_DOCUMENT_ERR	DontDelete|ReadOnly
  INVALID_CHARACTER_ERR		DOM::DOMException::INVALID_CHARACTER_ERR	DontDelete|ReadOnly
  NO_DATA_ALLOWED_ERR		DOM::DOMException::NO_DATA_ALLOWED_ERR	DontDelete|ReadOnly
  NO_MODIFICATION_ALLOWED_ERR	DOM::DOMException::NO_MODIFICATION_ALLOWED_ERR	DontDelete|ReadOnly
  NOT_FOUND_ERR			DOM::DOMException::NOT_FOUND_ERR		DontDelete|ReadOnly
  NOT_SUPPORTED_ERR		DOM::DOMException::NOT_SUPPORTED_ERR	DontDelete|ReadOnly
  INUSE_ATTRIBUTE_ERR		DOM::DOMException::INUSE_ATTRIBUTE_ERR	DontDelete|ReadOnly
  INVALID_STATE_ERR		DOM::DOMException::INVALID_STATE_ERR	DontDelete|ReadOnly
  SYNTAX_ERR			DOM::DOMException::SYNTAX_ERR		DontDelete|ReadOnly
  INVALID_MODIFICATION_ERR	DOM::DOMException::INVALID_MODIFICATION_ERR	DontDelete|ReadOnly
  NAMESPACE_ERR			DOM::DOMException::NAMESPACE_ERR		DontDelete|ReadOnly
  INVALID_ACCESS_ERR		DOM::DOMException::INVALID_ACCESS_ERR	DontDelete|ReadOnly
@end
*/

DOMExceptionConstructor::DOMExceptionConstructor(ExecState* exec)
  : DOMObject(exec->interpreter()->builtinObjectPrototype())
{
}

Value DOMExceptionConstructor::tryGet(ExecState *exec, const Identifier &propertyName) const
{
  return DOMObjectLookupGetValue<DOMExceptionConstructor, DOMObject>(exec, propertyName, &DOMExceptionConstructorTable, this);
}

Value DOMExceptionConstructor::getValueProperty(ExecState *, int token) const
{
  // We use the token as the value to return directly
  return Number((unsigned int)token);
#if 0
  switch (token) {
  case INDEX_SIZE_ERR:
    return Number((unsigned int)DOM::DOMException::INDEX_SIZE_ERR);
  case DOMSTRING_SIZE_ERR:
    return Number((unsigned int)DOM::DOMException::DOMSTRING_SIZE_ERR);
  case HIERARCHY_REQUEST_ERR:
    return Number((unsigned int)DOM::DOMException::HIERARCHY_REQUEST_ERR);
  case WRONG_DOCUMENT_ERR:
    return Number((unsigned int)DOM::DOMException::WRONG_DOCUMENT_ERR);
  case INVALID_CHARACTER_ERR:
    return Number((unsigned int)DOM::DOMException::INVALID_CHARACTER_ERR);
  case NO_DATA_ALLOWED_ERR:
    return Number((unsigned int)DOM::DOMException::NO_DATA_ALLOWED_ERR);
  case NO_MODIFICATION_ALLOWED_ERR:
    return Number((unsigned int)DOM::DOMException::NO_MODIFICATION_ALLOWED_ERR);
  case NOT_FOUND_ERR:
    return Number((unsigned int)DOM::DOMException::NOT_FOUND_ERR);
  case NOT_SUPPORTED_ERR:
    return Number((unsigned int)DOM::DOMException::NOT_SUPPORTED_ERR);
  case INUSE_ATTRIBUTE_ERR:
    return Number((unsigned int)DOM::DOMException::INUSE_ATTRIBUTE_ERR);
  case INVALID_STATE_ERR:
    return Number((unsigned int)DOM::DOMException::INVALID_STATE_ERR);
  case SYNTAX_ERR:
    return Number((unsigned int)DOM::DOMException::SYNTAX_ERR);
  case INVALID_MODIFICATION_ERR:
    return Number((unsigned int)DOM::DOMException::INVALID_MODIFICATION_ERR);
  case NAMESPACE_ERR:
    return Number((unsigned int)DOM::DOMException::NAMESPACE_ERR);
  case INVALID_ACCESS_ERR:
    return Number((unsigned int)DOM::DOMException::INVALID_ACCESS_ERR);
  default:
    kdDebug(6070) << "WARNING: DOMExceptionConstructor::getValueProperty unhandled token " << token << endl;
    return Value();
  }
#endif
}

Object KJS::getDOMExceptionConstructor(ExecState *exec)
{
  return cacheGlobalObject<DOMExceptionConstructor>(exec, "[[DOMException.constructor]]");
}

// -------------------------------------------------------------------------

/* Source for DOMNamedNodesCollection.
@begin DOMNamedNodesCollectionTable 1
  length		KJS::DOMNamedNodesCollection::Length		DontDelete|ReadOnly
@end
*/
const ClassInfo KJS::DOMNamedNodesCollection::info = { "DOMNamedNodesCollection", 0, &DOMNamedNodesCollectionTable, 0 };

// Such a collection is usually very short-lived, it only exists
// for constructs like document.forms.<name>[1],
// so it shouldn't be a problem that it's storing all the nodes (with the same name). (David)
DOMNamedNodesCollection::DOMNamedNodesCollection(ExecState *exec, const QValueList<DOM::Node>& nodes )
  : DOMObject(exec->interpreter()->builtinObjectPrototype()),
  m_nodes(nodes)
{
  // Maybe we should ref (and deref in the dtor) the nodes, though ?
}

Value DOMNamedNodesCollection::tryGet(ExecState *exec, const Identifier &propertyName) const
{
  kdDebug(6070) << k_funcinfo << propertyName.ascii() << endl;
  if (propertyName == lengthPropertyName)
    return Number(m_nodes.count());
  // index?
  bool ok;
  unsigned int u = propertyName.toULong(&ok);
  if (ok && u < m_nodes.count()) {
    DOM::Node node = m_nodes[u];
    return getDOMNode(exec,node);
  }
  return DOMObject::tryGet(exec,propertyName);
}

// -------------------------------------------------------------------------

const ClassInfo DOMCharacterData::info = { "CharacterImp",
					  &DOMNode::info, &DOMCharacterDataTable, 0 };
/*
@begin DOMCharacterDataTable 2
  data		DOMCharacterData::Data		DontDelete
  length	DOMCharacterData::Length	DontDelete|ReadOnly
@end
@begi