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LibWeb: Add an enum for !important

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Sam Atkins 2022-02-12 14:53:59 +00:00 • committed by Linus Groh
parent c08a52dd97
commit a99d02e14d
8 changed files with 21 additions and 15 deletions
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6
Userland/Libraries/LibWeb/CSS/CSSStyleDeclaration.cpp
View file

@ -87,7 +87,7 @@ bool PropertyOwningCSSStyleDeclaration::set_property(PropertyID property_id, Str
}
m_properties.append(CSS::StyleProperty {
.important = false,
.important = Important::No,
.property_id = property_id,
.value = new_value.release_nonnull(),
});
@ -125,7 +125,7 @@ void CSSStyleDeclaration::set_css_text(StringView)
}
// https://www.w3.org/TR/cssom/#serialize-a-css-declaration
static String serialize_a_css_declaration(CSS::PropertyID property, String value, bool important)
static String serialize_a_css_declaration(CSS::PropertyID property, String value, Important important)
{
StringBuilder builder;
@ -140,7 +140,7 @@ static String serialize_a_css_declaration(CSS::PropertyID property, String value
builder.append(value);
// 5. If the important flag is set, append " !important" (U+0020 U+0021 U+0069 U+006D U+0070 U+006F U+0072 U+0074 U+0061 U+006E U+0074) to s.
if (important)
if (important == Important::Yes)
builder.append(" !important"sv);
// 6. Append ";" (U+003B) to s.

7
Userland/Libraries/LibWeb/CSS/CSSStyleDeclaration.h
View file

@ -13,8 +13,13 @@
namespace Web::CSS {
enum class Important {
No,
Yes,
};
struct StyleProperty {
bool important { false };
Important important { Important::No };
CSS::PropertyID property_id;
NonnullRefPtr<StyleValue> value;
String custom_name {};

2
Userland/Libraries/LibWeb/CSS/Parser/Parser.cpp
View file

@ -1611,7 +1611,7 @@ Optional<StyleDeclarationRule> Parser::consume_a_declaration(TokenStream<T>& tok
if (bang_index.has_value()) {
declaration.m_values.remove(important_index.value());
declaration.m_values.remove(bang_index.value());
declaration.m_important = true;
declaration.m_important = Important::Yes;
}
}
}

3
Userland/Libraries/LibWeb/CSS/Parser/StyleDeclarationRule.h
View file

@ -8,6 +8,7 @@
#include <AK/String.h>
#include <AK/Vector.h>
#include <LibWeb/CSS/CSSStyleDeclaration.h>
#include <LibWeb/CSS/Parser/StyleComponentValueRule.h>
namespace Web::CSS {
@ -24,7 +25,7 @@ public:
private:
String m_name;
Vector<StyleComponentValueRule> m_values;
bool m_important { false };
Important m_important { Important::No };
};
}

2
Userland/Libraries/LibWeb/CSS/Parser/StyleRules.cpp
View file

@ -171,7 +171,7 @@ String StyleDeclarationRule::to_string() const
builder.append(": ");
append_with_to_string(builder, " ", m_values);
if (m_important)
if (m_important == Important::Yes)
builder.append(" !important");
return builder.to_string();

10
Userland/Libraries/LibWeb/CSS/StyleComputer.cpp
View file

@ -543,7 +543,7 @@ RefPtr<StyleValue> StyleComputer::resolve_unresolved_style_value(DOM::Element& e
return {};
}
void StyleComputer::cascade_declarations(StyleProperties& style, DOM::Element& element, Vector<MatchingRule> const& matching_rules, CascadeOrigin cascade_origin, bool important, HashMap<String, StyleProperty const*> const& custom_properties) const
void StyleComputer::cascade_declarations(StyleProperties& style, DOM::Element& element, Vector<MatchingRule> const& matching_rules, CascadeOrigin cascade_origin, Important important, HashMap<String, StyleProperty const*> const& custom_properties) const
{
for (auto const& match : matching_rules) {
for (auto const& property : verify_cast<PropertyOwningCSSStyleDeclaration>(match.rule->declaration()).properties()) {
@ -607,12 +607,12 @@ void StyleComputer::compute_cascaded_values(StyleProperties& style, DOM::Element
// Then we apply the declarations from the matched rules in cascade order:
// Normal user agent declarations
cascade_declarations(style, element, matching_rule_set.user_agent_rules, CascadeOrigin::UserAgent, false, custom_properties);
cascade_declarations(style, element, matching_rule_set.user_agent_rules, CascadeOrigin::UserAgent, Important::No, custom_properties);
// FIXME: Normal user declarations
// Normal author declarations
cascade_declarations(style, element, matching_rule_set.author_rules, CascadeOrigin::Author, false, custom_properties);
cascade_declarations(style, element, matching_rule_set.author_rules, CascadeOrigin::Author, Important::No, custom_properties);
// Author presentational hints (NOTE: The spec doesn't say exactly how to prioritize these.)
element.apply_presentational_hints(style);
@ -620,12 +620,12 @@ void StyleComputer::compute_cascaded_values(StyleProperties& style, DOM::Element
// FIXME: Animation declarations [css-animations-1]
// Important author declarations
cascade_declarations(style, element, matching_rule_set.author_rules, CascadeOrigin::Author, true, custom_properties);
cascade_declarations(style, element, matching_rule_set.author_rules, CascadeOrigin::Author, Important::Yes, custom_properties);
// FIXME: Important user declarations
// Important user agent declarations
cascade_declarations(style, element, matching_rule_set.user_agent_rules, CascadeOrigin::UserAgent, true, custom_properties);
cascade_declarations(style, element, matching_rule_set.user_agent_rules, CascadeOrigin::UserAgent, Important::Yes, custom_properties);
// FIXME: Transition declarations [css-transitions-1]
}

2
Userland/Libraries/LibWeb/CSS/StyleComputer.h
View file

@ -87,7 +87,7 @@ private:
Vector<MatchingRule> author_rules;
};
void cascade_declarations(StyleProperties&, DOM::Element&, Vector<MatchingRule> const&, CascadeOrigin, bool important, HashMap<String, StyleProperty const*> const&) const;
void cascade_declarations(StyleProperties&, DOM::Element&, Vector<MatchingRule> const&, CascadeOrigin, Important important, HashMap<String, StyleProperty const*> const&) const;
void build_rule_cache();
void build_rule_cache_if_needed() const;

4
Userland/Libraries/LibWeb/Dump.cpp
View file

@ -562,14 +562,14 @@ void dump_style_rule(StringBuilder& builder, CSS::CSSStyleRule const& rule, int
for (auto& property : style_declaration.properties()) {
indent(builder, indent_levels);
builder.appendff(" {}: '{}'", CSS::string_from_property_id(property.property_id), property.value->to_string());
if (property.important)
if (property.important == CSS::Important::Yes)
builder.append(" \033[31;1m!important\033[0m");
builder.append('\n');
}
for (auto& property : style_declaration.custom_properties()) {
indent(builder, indent_levels);
builder.appendff(" {}: '{}'", property.key, property.value.value->to_string());
if (property.value.important)
if (property.value.important == CSS::Important::Yes)
builder.append(" \033[31;1m!important\033[0m");
builder.append('\n');
}