RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-27 04:17:35 +00:00
Code Issues Activity Actions

LibWeb: Convert Element "attribute change steps" from vector to virtual

Browse source 
By using a virtual function and overriding it on HTMLSlotElement, we
shrink every DOM element by 24 bytes. :^)
This commit is contained in:
Andreas Kling 2023-11-19 21:28:18 +01:00
parent aa23a7b58d
commit bdac94870c
4 changed files with 68 additions and 69 deletions
Download patch file Download diff file Expand all files Collapse all files

4
Userland/Libraries/LibWeb/DOM/Element.h
View file

@ -147,9 +147,8 @@ public:
virtual void apply_presentational_hints(CSS::StyleProperties&) const { }
// https://dom.spec.whatwg.org/#concept-element-attributes-change-ext
using AttributeChangeSteps = Function<void(FlyString const& local_name, Optional<String> const& old_value, Optional<String> const& value, Optional<FlyString> const& namespace_)>;
virtual void attribute_change_steps(FlyString const& local_name, Optional<String> const& old_value, Optional<String> const& value, Optional<FlyString> const& namespace_);
void add_attribute_change_steps(AttributeChangeSteps steps);
void run_attribute_change_steps(FlyString const& local_name, Optional<String> const& old_value, Optional<String> const& value, Optional<FlyString> const& namespace_);
virtual void attribute_changed(FlyString const& name, Optional<String> const& value);
@ -395,7 +394,6 @@ private:
FlyString m_html_uppercased_qualified_name;
JS::GCPtr<NamedNodeMap> m_attributes;
Vector<AttributeChangeSteps> m_attribute_change_steps;
JS::GCPtr<CSS::ElementInlineCSSStyleDeclaration> m_inline_style;
JS::GCPtr<DOMTokenList> m_class_list;
JS::GCPtr<ShadowRoot> m_shadow_root;