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LibWeb: Keep track of the order in which option elements are selected

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This allows us to locate the most-recently-selected when running the
selectedness update algorithm.
This commit is contained in:
Andreas Kling
2024-11-14 00:05:38 +01:00
committed by Andreas Kling
parent 581597cb34
commit dc9179bb1b
10 changed files with 107 additions and 27 deletions
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6
Libraries/LibWeb/HTML/HTMLOptionElement.h
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@@ -21,6 +21,7 @@ public:
bool selected() const { return m_selected; }
void set_selected(bool);
void set_selected_internal(bool);
[[nodiscard]] u64 selectedness_update_index() const { return m_selectedness_update_index; }
String value() const;
WebIDL::ExceptionOr<void> set_value(String const&);
@@ -46,6 +47,9 @@ private:
virtual void attribute_changed(FlyString const& name, Optional<String> const& old_value, Optional<String> const& value, Optional<FlyString> const& namespace_) override;
virtual void inserted() override;
virtual void removed_from(Node*) override;
void ask_for_a_reset();
// https://html.spec.whatwg.org/multipage/form-elements.html#concept-option-selectedness
@@ -53,6 +57,8 @@ private:
// https://html.spec.whatwg.org/multipage/form-elements.html#concept-option-dirtiness
bool m_dirty { false };
u64 m_selectedness_update_index { 0 };
};
}