Source/WebCore/html/GenericCachedHTMLCollection.cpp

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#include "config.h"
#include "GenericCachedHTMLCollection.h"

#include "HTMLFieldSetElement.h"
#include "HTMLNames.h"
#include "HTMLObjectElement.h"
#include "HTMLOptionElement.h"
#include <wtf/IsoMallocInlines.h>

namespace WebCore {

using namespace HTMLNames;

using GenericDescendantsCachedHTMLCollection = GenericCachedHTMLCollection<CollectionTraversalType::Descendants>;
using GenericChildrenOnlyCachedHTMLCollection = GenericCachedHTMLCollection<CollectionTraversalType::ChildrenOnly>;

WTF_MAKE_ISO_ALLOCATED_IMPL_TEMPLATE(GenericDescendantsCachedHTMLCollection);
WTF_MAKE_ISO_ALLOCATED_IMPL_TEMPLATE(GenericChildrenOnlyCachedHTMLCollection);

template <CollectionTraversalType traversalType>
bool GenericCachedHTMLCollection<traversalType>::elementMatches(Element& element) const
{
    switch (this->type()) {
    case NodeChildren:
        return true;
    case DocImages:
        return element.hasTagName(imgTag);
    case DocScripts:
        return element.hasTagName(scriptTag);
    case DocForms:
        return element.hasTagName(formTag);
    case TableTBodies:
        return element.hasTagName(tbodyTag);
    case TRCells:
        return element.hasTagName(tdTag) || element.hasTagName(thTag);
    case TSectionRows:
        return element.hasTagName(trTag);
    case SelectedOptions:
        return is<HTMLOptionElement>(element) && downcast<HTMLOptionElement>(element).selected();
    case DataListOptions:
        return is<HTMLOptionElement>(element);
    case MapAreas:
        return element.hasTagName(areaTag);
    case DocApplets:
        return is<HTMLObjectElement>(element) && downcast<HTMLObjectElement>(element).containsJavaApplet();
    case DocEmbeds:
        return element.hasTagName(embedTag);
    case DocLinks:
        return (element.hasTagName(aTag) || element.hasTagName(areaTag)) && element.hasAttributeWithoutSynchronization(hrefAttr);
    case DocAnchors:
        return element.hasTagName(aTag) && element.hasAttributeWithoutSynchronization(nameAttr);
    case FieldSetElements:
        return is<HTMLObjectElement>(element) || is<HTMLFormControlElement>(element);
    case ByClass:
    case ByTag:
    case ByHTMLTag:
    case AllDescendants:
    case DocAll:
    case DocumentAllNamedItems:
    case DocumentNamedItems:
    case FormControls:
    case SelectOptions:
    case TableRows:
    case WindowNamedItems:
        break;
    }
    // Remaining collection types have their own CachedHTMLCollection subclasses and are not using GenericCachedHTMLCollection.
    ASSERT_NOT_REACHED();
    return false;
}
template bool GenericCachedHTMLCollection<CollectionTraversalType::Descendants>::elementMatches(Element&) const;
template bool GenericCachedHTMLCollection<CollectionTraversalType::ChildrenOnly>::elementMatches(Element&) const;

} // namespace WebCore