Пример #1
0
bool SelectorChecker::checkOne(const SelectorCheckingContext& context) const
{
    ASSERT(context.element);
    Element& element = *context.element;
    ASSERT(context.selector);
    const CSSSelector& selector = *context.selector;

    switch (selector.match()) {
    case CSSSelector::Tag:
        return tagMatches(element, selector.tagQName());
    case CSSSelector::Class:
        return element.hasClass() && element.classNames().contains(selector.value());
    case CSSSelector::Id:
        return element.hasID() && element.idForStyleResolution() == selector.value();
    case CSSSelector::Exact:
    case CSSSelector::Set:
    case CSSSelector::Hyphen:
    case CSSSelector::List:
    case CSSSelector::Contain:
    case CSSSelector::Begin:
    case CSSSelector::End:
        return anyAttributeMatches(element, selector.match(), selector);
    case CSSSelector::PseudoClass:
        return checkPseudoClass(context);
    // FIXME(sky): Remove pseudo elements completely.
    case CSSSelector::PseudoElement:
    case CSSSelector::Unknown:
        return false;
    }
    ASSERT_NOT_REACHED();
    return false;
}
Пример #2
0
bool SelectorChecker::checkOne(const CSSSelector& selector)
{
    switch (selector.match()) {
    case CSSSelector::Tag:
        {
            const AtomicString& localName = selector.tagQName().localName();
            return localName == starAtom || localName == m_element.localName();
        }
    case CSSSelector::Class:
        return m_element.hasClass() && m_element.classNames().contains(selector.value());
    case CSSSelector::Id:
        return m_element.hasID() && m_element.idForStyleResolution() == selector.value();
    case CSSSelector::Exact:
    case CSSSelector::Set:
        if (anyAttributeMatches(m_element, selector.match(), selector)) {
            m_matchedAttributeSelector = true;
            return true;
        }
        return false;
    case CSSSelector::PseudoClass:
        return checkPseudoClass(selector);
    // FIXME(sky): Remove pseudo elements completely.
    case CSSSelector::PseudoElement:
    case CSSSelector::Unknown:
        return false;
    }
    ASSERT_NOT_REACHED();
    return false;
}