CSSRuleList* CSSStyleSheet::cssRules() {
if (!canAccessRules())
return nullptr;
if (!m_ruleListCSSOMWrapper)
m_ruleListCSSOMWrapper = StyleSheetCSSRuleList::create(this);
return m_ruleListCSSOMWrapper.get();
}
RefPtr<CSSRuleList> CSSStyleSheet::cssRules()
{
if (!canAccessRules())
return nullptr;
if (!m_ruleListCSSOMWrapper)
m_ruleListCSSOMWrapper = std::make_unique<StyleSheetCSSRuleList>(this);
return m_ruleListCSSOMWrapper.get();
}
PassRefPtr<CSSRuleList> CSSStyleSheet::cssRules()
{
if (!canAccessRules())
return 0;
if (!m_ruleListCSSOMWrapper)
m_ruleListCSSOMWrapper = adoptPtr(new StyleSheetCSSRuleList(this));
return m_ruleListCSSOMWrapper.get();
}
RefPtr<CSSRuleList> CSSStyleSheet::rules()
{
if (!canAccessRules())
return nullptr;
// IE behavior.
RefPtr<StaticCSSRuleList> ruleList = StaticCSSRuleList::create();
unsigned ruleCount = length();
for (unsigned i = 0; i < ruleCount; ++i)
ruleList->rules().append(item(i));
return ruleList;
}
RefPtr<CSSRuleList> CSSStyleSheet::rules()
{
if (!canAccessRules())
return nullptr;
// IE behavior.
RefPtr<StaticCSSRuleList> nonCharsetRules = StaticCSSRuleList::create();
unsigned ruleCount = length();
for (unsigned i = 0; i < ruleCount; ++i) {
CSSRule* rule = item(i);
if (rule->type() == CSSRule::CHARSET_RULE)
continue;
nonCharsetRules->rules().append(rule);
}
return nonCharsetRules;
}