static CSSStyleSheet* createSheet(const String& cssText = String()) {
StyleSheetContents* contents =
StyleSheetContents::create(CSSParserContext(HTMLStandardMode, nullptr));
contents->parseString(cssText);
contents->ensureRuleSet(MediaQueryEvaluator(),
RuleHasDocumentSecurityOrigin);
return CSSStyleSheet::create(contents);
}
void ScopedStyleResolver::addRulesFromSheet(CSSStyleSheet* cssSheet, const MediaQueryEvaluator& medium, StyleResolver* resolver)
{
m_authorStyleSheets.append(cssSheet);
StyleSheetContents* sheet = cssSheet->contents();
AddRuleFlags addRuleFlags = resolver->document().securityOrigin()->canRequest(sheet->baseURL()) ? RuleHasDocumentSecurityOrigin : RuleHasNoSpecialState;
const RuleSet& ruleSet = sheet->ensureRuleSet(medium, addRuleFlags);
resolver->addMediaQueryResults(ruleSet.viewportDependentMediaQueryResults());
resolver->processScopedRules(ruleSet, sheet->baseURL(), &m_scopingNode);
}
void ScopedStyleResolver::appendCSSStyleSheet(CSSStyleSheet& cssSheet, const MediaQueryEvaluator& medium)
{
unsigned index = m_authorStyleSheets.size();
m_authorStyleSheets.append(&cssSheet);
StyleSheetContents* sheet = cssSheet.contents();
AddRuleFlags addRuleFlags = treeScope().document().securityOrigin()->canRequest(sheet->baseURL()) ? RuleHasDocumentSecurityOrigin : RuleHasNoSpecialState;
const RuleSet& ruleSet = sheet->ensureRuleSet(medium, addRuleFlags);
addKeyframeRules(ruleSet);
addFontFaceRules(ruleSet);
addTreeBoundaryCrossingRules(ruleSet, &cssSheet, index);
treeScope().document().styleResolver()->addMediaQueryResults(ruleSet.viewportDependentMediaQueryResults());
}
StyleEngineTest::RuleSetInvalidation
StyleEngineTest::scheduleInvalidationsForRules(TreeScope& treeScope,
const String& cssText) {
StyleSheetContents* sheet =
StyleSheetContents::create(CSSParserContext(HTMLStandardMode, nullptr));
sheet->parseString(cssText);
HeapVector<Member<RuleSet>> ruleSets;
RuleSet& ruleSet = sheet->ensureRuleSet(MediaQueryEvaluator(),
RuleHasDocumentSecurityOrigin);
ruleSet.compactRulesIfNeeded();
if (ruleSet.needsFullRecalcForRuleSetInvalidation())
return RuleSetInvalidationFullRecalc;
ruleSets.append(&ruleSet);
styleEngine().scheduleInvalidationsForRuleSets(treeScope, ruleSets);
return RuleSetInvalidationsScheduled;
}
