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LibWeb: Support shorthand properties as presentational hints

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Callum Law 2025-05-21 14:07:27 +12:00 • committed by Jelle Raaijmakers
parent 9480b1fc5c
commit 45689936f2
Notes: github-actions[bot] 2025-05-29 10:05:54 +00:00
4 changed files with 23 additions and 19 deletions
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24
Libraries/LibWeb/CSS/CascadedProperties.cpp
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@ -7,6 +7,8 @@
#include <LibWeb/CSS/CSSStyleDeclaration.h>
#include <LibWeb/CSS/CascadedProperties.h>
#include <LibWeb/CSS/Parser/Parser.h>
#include <LibWeb/CSS/StyleComputer.h>
#include <LibWeb/CSS/StyleValues/ShorthandStyleValue.h>
#include <LibWeb/DOM/Element.h>
namespace Web::CSS {
@ -99,17 +101,19 @@ void CascadedProperties::set_property(PropertyID property_id, NonnullRefPtr<CSSS
void CascadedProperties::set_property_from_presentational_hint(PropertyID property_id, NonnullRefPtr<CSSStyleValue const> value)
{
auto& entries = m_properties.ensure(property_id);
StyleComputer::for_each_property_expanding_shorthands(property_id, value, [this](PropertyID longhand_property_id, CSSStyleValue const& longhand_value) {
auto& entries = m_properties.ensure(longhand_property_id);
entries.append(Entry {
.property = StyleProperty {
.important = Important::No,
.property_id = property_id,
.value = value,
},
.origin = CascadeOrigin::Author,
.layer_name = {},
.source = nullptr,
entries.append(Entry {
.property = StyleProperty {
.important = Important::No,
.property_id = longhand_property_id,
.value = longhand_value,
},
.origin = CascadeOrigin::Author,
.layer_name = {},
.source = nullptr,
});
});
}