C++ (Cpp) CSSSelector::next示例

PassRefPtr<StaticNodeList> createSelectorNodeList(PassRefPtr<Node> rootNode, CSSSelector* querySelector)
{
    Vector<RefPtr<Node> > nodes;
    Document* document = rootNode->document();
    AtomicString selectorValue = querySelector->m_value;

    if (!querySelector->next() && querySelector->m_match == CSSSelector::Id && !document->containsMultipleElementsWithId(selectorValue)) {
        Element* element = document->getElementById(selectorValue);
        if (element && (rootNode->isDocumentNode() || element->isDescendantOf(rootNode.get())))
            nodes.append(element);
    } else {
        CSSStyleSelector::SelectorChecker selectorChecker(document, !document->inCompatMode());
        
        for (Node* n = rootNode->firstChild(); n; n = n->traverseNextNode(rootNode.get())) {
            if (n->isElementNode()) {
                Element* element = static_cast<Element*>(n);
                for (CSSSelector* selector = querySelector; selector; selector = selector->next()) {
                    if (selectorChecker.checkSelector(selector, element)) {
                        nodes.append(n);
                        break;
                    }
                }
            }
        }
    }
    
    return StaticNodeList::adopt(nodes);
}

示例#2

显示文件

文件： CSSStyleRule.cpp 项目： Chingliu/EAWebkit

String CSSStyleRule::selectorText() const
{
    if (m_selector) {
        String str;
        for (CSSSelector* s = m_selector; s; s = s->next()) {
            if (s != m_selector)
                str += ", ";
            str += s->selectorText();
        }
        return str;
    }
    return String();
}