Vector<RefPtr<StyleRule>> StyleRule::splitIntoMultipleRulesWithMaximumSelectorComponentCount(unsigned maxCount) const
{
ASSERT(selectorList().componentCount() > maxCount);
Vector<RefPtr<StyleRule>> rules;
Vector<const CSSSelector*> componentsSinceLastSplit;
for (const CSSSelector* selector = selectorList().first(); selector; selector = CSSSelectorList::next(selector)) {
Vector<const CSSSelector*, 8> componentsInThisSelector;
for (const CSSSelector* component = selector; component; component = component->tagHistory())
componentsInThisSelector.append(component);
if (componentsInThisSelector.size() + componentsSinceLastSplit.size() > maxCount && !componentsSinceLastSplit.isEmpty()) {
rules.append(create(sourceLine(), componentsSinceLastSplit, const_cast<StyleProperties&>(m_properties.get())));
componentsSinceLastSplit.clear();
}
componentsSinceLastSplit.appendVector(componentsInThisSelector);
}
if (!componentsSinceLastSplit.isEmpty())
rules.append(create(sourceLine(), componentsSinceLastSplit, const_cast<StyleProperties&>(m_properties.get())));
return rules;
}
String CSSStyleRule::selectorText() const
{
String str;
for (CSSSelector* s = selectorList().first(); s; s = CSSSelectorList::next(s)) {
if (s != selectorList().first())
str += ", ";
str += s->selectorText();
}
return str;
}
bool HTMLContentElement::matchSelector(const WillBeHeapVector<RawPtrWillBeMember<Node>, 32>& siblings, int nth) const
{
for (const CSSSelector* selector = selectorList().first(); selector; selector = CSSSelectorList::next(*selector)) {
if (checkOneSelector(*selector, siblings, nth))
return true;
}
return false;
}
String CSSPageRule::pageSelectorText() const
{
String text = "@page";
CSSSelector* selector = selectorList().first();
if (selector) {
String pageSpecification = selector->selectorText();
if (!pageSpecification.isEmpty() && pageSpecification != starAtom)
text += " " + pageSpecification;
}
return text;
}
