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LibWeb: Parse CSS :host selector

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Let's at least parse it, even if we don't implement matching for it yet.
This commit is contained in:
Andreas Kling 2023-07-05 11:43:57 +02:00
parent 6acce60393
commit 088cc4ea73
Notes: sideshowbarker 2024-07-16 22:22:13 +09:00
5 changed files with 12 additions and 0 deletions
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2
Userland/Libraries/LibWeb/CSS/Parser/Parser.cpp
View file

@ -534,6 +534,8 @@ Parser::ParseErrorOr<Selector::SimpleSelector> Parser::parse_pseudo_simple_selec
return make_pseudo_class_selector(Selector::SimpleSelector::PseudoClass::Type::OnlyOfType);
if (pseudo_name.equals_ignoring_ascii_case("root"sv))
return make_pseudo_class_selector(Selector::SimpleSelector::PseudoClass::Type::Root);
if (pseudo_name.equals_ignoring_ascii_case("host"sv))
return make_pseudo_class_selector(Selector::SimpleSelector::PseudoClass::Type::Host);
if (pseudo_name.equals_ignoring_ascii_case("visited"sv))
return make_pseudo_class_selector(Selector::SimpleSelector::PseudoClass::Type::Visited);
if (pseudo_name.equals_ignoring_ascii_case("scope"sv))

1
Userland/Libraries/LibWeb/CSS/Selector.cpp
View file

@ -220,6 +220,7 @@ ErrorOr<String> Selector::SimpleSelector::serialize() const
case Selector::SimpleSelector::PseudoClass::Type::OnlyChild:
case Selector::SimpleSelector::PseudoClass::Type::Empty:
case Selector::SimpleSelector::PseudoClass::Type::Root:
case Selector::SimpleSelector::PseudoClass::Type::Host:
case Selector::SimpleSelector::PseudoClass::Type::FirstOfType:
case Selector::SimpleSelector::PseudoClass::Type::LastOfType:
case Selector::SimpleSelector::PseudoClass::Type::OnlyOfType:

3
Userland/Libraries/LibWeb/CSS/Selector.h
View file

@ -98,6 +98,7 @@ public:
NthLastChild,
Empty,
Root,
Host,
FirstOfType,
LastOfType,
OnlyOfType,
@ -265,6 +266,8 @@ constexpr StringView pseudo_class_name(Selector::SimpleSelector::PseudoClass::Ty
return "empty"sv;
case Selector::SimpleSelector::PseudoClass::Type::Root:
return "root"sv;
case Selector::SimpleSelector::PseudoClass::Type::Host:
return "host"sv;
case Selector::SimpleSelector::PseudoClass::Type::FirstOfType:
return "first-of-type"sv;
case Selector::SimpleSelector::PseudoClass::Type::LastOfType:

3
Userland/Libraries/LibWeb/CSS/SelectorEngine.cpp
View file

@ -245,6 +245,9 @@ static inline bool matches_pseudo_class(CSS::Selector::SimpleSelector::PseudoCla
}
case CSS::Selector::SimpleSelector::PseudoClass::Type::Root:
return is<HTML::HTMLHtmlElement>(element);
case CSS::Selector::SimpleSelector::PseudoClass::Type::Host:
// FIXME: Implement :host selector.
return false;
case CSS::Selector::SimpleSelector::PseudoClass::Type::Scope:
return scope ? &element == scope : is<HTML::HTMLHtmlElement>(element);
case CSS::Selector::SimpleSelector::PseudoClass::Type::FirstOfType:

3
Userland/Libraries/LibWeb/Dump.cpp
View file

@ -467,6 +467,9 @@ void dump_selector(StringBuilder& builder, CSS::Selector const& selector)
case CSS::Selector::SimpleSelector::PseudoClass::Type::Root:
pseudo_class_description = "Root";
break;
case CSS::Selector::SimpleSelector::PseudoClass::Type::Host:
pseudo_class_description = "Host";
break;
case CSS::Selector::SimpleSelector::PseudoClass::Type::FirstOfType:
pseudo_class_description = "FirstOfType";
break;