PropertyNodeList.cpp [plain text]
#include "config.h"
#if ENABLE(MICRODATA)
#include "PropertyNodeList.h"
#include "DOMSettableTokenList.h"
#include "DOMStringList.h"
#include "HTMLElement.h"
#include "HTMLNames.h"
#include "NodeRareData.h"
namespace WebCore {
using namespace HTMLNames;
PropertyNodeList::PropertyNodeList(Node* rootNode, const String& name)
: LiveNodeList(rootNode, PropertyNodeListType, InvalidateOnItemAttrChange, NodeListIsRootedAtDocumentIfOwnerHasItemrefAttr)
, m_name(name)
{
}
PropertyNodeList::~PropertyNodeList()
{
ownerNode()->nodeLists()->removeCacheWithName(this, PropertyNodeListType, m_name);
}
bool PropertyNodeList::elementIsPropertyOfRefElement(const Node* testElement, const Node *refElement) const
{
for (const ContainerNode* node = testElement->parentNode(); node; node = node->parentNode()) {
if (node->isHTMLElement() && toHTMLElement(node)->fastHasAttribute(itemscopeAttr) && node != ownerNode())
return false;
if (node == refElement)
return true;
}
return false;
}
void PropertyNodeList::updateRefElements() const
{
if (isItemRefElementsCacheValid())
return;
m_itemRefElementsCache.clear();
setItemRefElementsCacheValid();
toHTMLElement(ownerNode())->getItemRefElements(m_itemRefElementsCache);
}
bool PropertyNodeList::nodeMatches(Element* testElement) const
{
if (!testElement->isHTMLElement() || !testElement->fastHasAttribute(itempropAttr) || testElement == ownerNode())
return false;
for (unsigned i = 0; i < m_itemRefElementsCache.size(); ++i) {
if (testElement == m_itemRefElementsCache[i] || elementIsPropertyOfRefElement(testElement, m_itemRefElementsCache[i])) {
if (testElement->itemProp()->tokens().contains(m_name))
return true;
}
}
return false;
}
PropertyValueArray PropertyNodeList::getValues() const
{
PropertyValueArray propertyValue;
for (unsigned offset = 0; Node* node = item(offset); ++offset)
propertyValue.append(toHTMLElement(node)->itemValue());
return propertyValue;
}
}
#endif // ENABLE(MICRODATA)