ladybird/Libraries/LibWeb/CSS/StyleValues/CounterDefinitionsStyleValue.h
Callum Law 2404f95e03
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LibWeb: Invalidate style for tree counting functions when required
We mark any element that relies on tree counting functions as needing a
style update when a sibling is inserted/removed.
2025-10-20 16:12:08 +01:00

48 lines
1.6 KiB
C++

/*
* Copyright (c) 2024, Sam Atkins <atkinssj@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/FlyString.h>
#include <LibWeb/CSS/StyleValues/StyleValue.h>
namespace Web::CSS {
struct CounterDefinition {
FlyString name;
bool is_reversed;
ValueComparingRefPtr<StyleValue const> value;
};
/**
* Holds a list of CounterDefinitions.
* Shared between counter-increment, counter-reset, and counter-set properties that have (almost) identical grammar.
*/
class CounterDefinitionsStyleValue : public StyleValueWithDefaultOperators<CounterDefinitionsStyleValue> {
public:
static ValueComparingNonnullRefPtr<CounterDefinitionsStyleValue const> create(Vector<CounterDefinition> counter_definitions)
{
return adopt_ref(*new (nothrow) CounterDefinitionsStyleValue(move(counter_definitions)));
}
virtual ~CounterDefinitionsStyleValue() override = default;
auto const& counter_definitions() const { return m_counter_definitions; }
virtual String to_string(SerializationMode) const override;
virtual ValueComparingNonnullRefPtr<StyleValue const> absolutized(ComputationContext const&, PropertyComputationDependencies&) const override;
bool properties_equal(CounterDefinitionsStyleValue const& other) const;
private:
explicit CounterDefinitionsStyleValue(Vector<CounterDefinition> counter_definitions)
: StyleValueWithDefaultOperators(Type::CounterDefinitions)
, m_counter_definitions(move(counter_definitions))
{
}
Vector<CounterDefinition> m_counter_definitions;
};
}