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LibWeb: Respect media attribute of style tag

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This commit is contained in:
Aliaksandr Kalenik 2022-10-23 21:05:34 +03:00 • committed by Sam Atkins
parent bd4bb4fd51
commit 93238edf8f
7 changed files with 44 additions and 15 deletions
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23
Userland/Libraries/LibWeb/CSS/CSSStyleSheet.cpp
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@ -14,13 +14,13 @@
namespace Web::CSS {
CSSStyleSheet* CSSStyleSheet::create(JS::Realm& realm, CSSRuleList& rules, Optional<AK::URL> location)
CSSStyleSheet* CSSStyleSheet::create(JS::Realm& realm, CSSRuleList& rules, MediaList& media, Optional<AK::URL> location)
{
return realm.heap().allocate<CSSStyleSheet>(realm, realm, rules, move(location));
return realm.heap().allocate<CSSStyleSheet>(realm, realm, rules, media, move(location));
}
CSSStyleSheet::CSSStyleSheet(JS::Realm& realm, CSSRuleList& rules, Optional<AK::URL> location)
: StyleSheet(realm)
CSSStyleSheet::CSSStyleSheet(JS::Realm& realm, CSSRuleList& rules, MediaList& media, Optional<AK::URL> location)
: StyleSheet(realm, media)
, m_rules(&rules)
{
set_prototype(&Bindings::ensure_web_prototype<Bindings::CSSStyleSheetPrototype>(realm, "CSSStyleSheet"));
@ -99,12 +99,23 @@ WebIDL::ExceptionOr<void> CSSStyleSheet::remove_rule(unsigned index)
void CSSStyleSheet::for_each_effective_style_rule(Function<void(CSSStyleRule const&)> const& callback) const
{
m_rules->for_each_effective_style_rule(callback);
if (m_media.matches()) {
m_rules->for_each_effective_style_rule(callback);
}
}
bool CSSStyleSheet::evaluate_media_queries(HTML::Window const& window)
{
return m_rules->evaluate_media_queries(window);
bool any_media_queries_changed_match_state = false;
bool did_match = m_media.matches();
bool now_matches = m_media.evaluate(window);
if (did_match != now_matches)
any_media_queries_changed_match_state = true;
if (now_matches && m_rules->evaluate_media_queries(window))
any_media_queries_changed_match_state = true;
return any_media_queries_changed_match_state;
}
void CSSStyleSheet::set_style_sheet_list(Badge<StyleSheetList>, StyleSheetList* list)