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LibHTML: Parse the :link and :hover CSS pseudo-classes

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We don't actually do anything with these yet, but now the values will
be there for the selector engine to look at when it feels ready. :^)
This commit is contained in:
Andreas Kling 2019-10-13 21:54:26 +02:00
parent e4015ab7cc
commit 605a225b53
2 changed files with 22 additions and 4 deletions
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7
Libraries/LibHTML/CSS/Selector.h
View file

@ -15,6 +15,13 @@ public:
}; };
Type type { Type::Invalid }; Type type { Type::Invalid };
enum class PseudoClass {
None,
Link,
Hover,
};
PseudoClass pseudo_class { PseudoClass::None };
enum class Relation { enum class Relation {
None, None,
ImmediateChild, ImmediateChild,

19
Libraries/LibHTML/Parser/CSSParser.cpp
View file

@ -197,7 +197,7 @@ public:
buffer.append(consume_one()); buffer.append(consume_one());
PARSE_ASSERT(!buffer.is_null()); PARSE_ASSERT(!buffer.is_null());
Selector::Component component { type, relation, String::copy(buffer) }; Selector::Component component { type, Selector::Component::PseudoClass::None, relation, String::copy(buffer) };
buffer.clear(); buffer.clear();
if (peek() == '[') { if (peek() == '[') {
@ -209,12 +209,23 @@ public:
} }
if (peek() == ':') { if (peek() == ':') {
// FIXME: Implement pseudo stuff. // FIXME: Implement pseudo elements.
[[maybe_unused]] bool is_pseudo_element = false;
consume_one(); consume_one();
if (peek() == ':') if (peek() == ':') {
is_pseudo_element = true;
consume_one(); consume_one();
}
while (is_valid_selector_char(peek())) while (is_valid_selector_char(peek()))
consume_one(); buffer.append(consume_one());
auto pseudo_name = String::copy(buffer);
buffer.clear();
if (pseudo_name == "link")
component.pseudo_class = Selector::Component::PseudoClass::Link;
else if (pseudo_name == "hover")
component.pseudo_class = Selector::Component::PseudoClass::Hover;
} }
return component; return component;