HTMLNameCollection.cpp [plain text]
#include "config.h"
#include "HTMLNameCollection.h"
#include "Element.h"
#include "HTMLDocument.h"
#include "HTMLFormElement.h"
#include "HTMLImageElement.h"
#include "HTMLNames.h"
#include "HTMLObjectElement.h"
#include "NodeRareData.h"
#include "NodeTraversal.h"
namespace WebCore {
using namespace HTMLNames;
HTMLNameCollection::HTMLNameCollection(Document& document, CollectionType type, const AtomicString& name)
: HTMLCollection(document, type)
, m_name(name)
{
}
HTMLNameCollection::~HTMLNameCollection()
{
ASSERT(type() == WindowNamedItems || type() == DocumentNamedItems);
document().nodeLists()->removeCachedCollection(this, m_name);
}
bool WindowNameCollection::nodeMatchesIfNameAttributeMatch(Element* element)
{
return isHTMLImageElement(element) || isHTMLFormElement(element) || element->hasTagName(appletTag)
|| element->hasTagName(embedTag) || element->hasTagName(objectTag);
}
bool WindowNameCollection::nodeMatches(Element* element, const AtomicStringImpl* name)
{
if (nodeMatchesIfNameAttributeMatch(element) && element->getNameAttribute().impl() == name)
return true;
return element->getIdAttribute().impl() == name;
}
bool DocumentNameCollection::nodeMatchesIfIdAttributeMatch(Element* element)
{
return element->hasTagName(appletTag) || (element->hasTagName(objectTag) && toHTMLObjectElement(element)->isDocNamedItem())
|| (isHTMLImageElement(element) && element->hasName());
}
bool DocumentNameCollection::nodeMatchesIfNameAttributeMatch(Element* element)
{
return isHTMLFormElement(element) || element->hasTagName(embedTag) || element->hasTagName(iframeTag)
|| element->hasTagName(appletTag) || (element->hasTagName(objectTag) && toHTMLObjectElement(element)->isDocNamedItem())
|| isHTMLImageElement(element);
}
bool DocumentNameCollection::nodeMatches(Element* element, const AtomicStringImpl* name)
{
if (isHTMLFormElement(element) || element->hasTagName(embedTag) || element->hasTagName(iframeTag))
return element->getNameAttribute().impl() == name;
if (element->hasTagName(appletTag))
return element->getNameAttribute().impl() == name || element->getIdAttribute().impl() == name;
if (element->hasTagName(objectTag))
return (element->getNameAttribute().impl() == name || element->getIdAttribute().impl() == name) && toHTMLObjectElement(element)->isDocNamedItem();
if (isHTMLImageElement(element))
return element->getNameAttribute().impl() == name || (element->getIdAttribute().impl() == name && element->hasName());
return false;
}
}