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LibWeb: Give Paintable its own pointer to the corresponding DOM node

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Instead of going through the layout node's DOM pointer.
This commit is contained in:
Andreas Kling 2023-08-18 13:01:45 +02:00
parent 216bd513fa
commit e67ac16862
3 changed files with 21 additions and 2 deletions
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1
Userland/Libraries/LibWeb/Layout/LayoutState.cpp
View file

@ -208,6 +208,7 @@ static void build_paint_tree(Node& node, Painting::Paintable* parent_paintable =
}
parent_paintable->append_child(paintable);
}
paintable.set_dom_node(node.dom_node());
for (auto* child = node.first_child(); child; child = child->next_sibling()) {
build_paint_tree(*child, &paintable);
}

16
Userland/Libraries/LibWeb/Painting/Paintable.cpp
View file

@ -14,11 +14,27 @@ namespace Web::Painting {
void Paintable::visit_edges(Cell::Visitor& visitor)
{
Base::visit_edges(visitor);
visitor.visit(m_dom_node);
visitor.visit(m_layout_node);
if (m_containing_block.has_value())
visitor.visit(m_containing_block.value());
}
void Paintable::set_dom_node(JS::GCPtr<DOM::Node> dom_node)
{
m_dom_node = dom_node;
}
JS::GCPtr<DOM::Node> Paintable::dom_node()
{
return m_dom_node;
}
JS::GCPtr<DOM::Node const> Paintable::dom_node() const
{
return m_dom_node;
}
Paintable::DispatchEventOfSameName Paintable::handle_mousedown(Badge<EventHandler>, CSSPixelPoint, unsigned, unsigned)
{
return DispatchEventOfSameName::Yes;

6
Userland/Libraries/LibWeb/Painting/Paintable.h
View file

@ -131,8 +131,9 @@ public:
Layout::Node const& layout_node() const { return m_layout_node; }
Layout::Node& layout_node() { return const_cast<Layout::Node&>(*m_layout_node); }
DOM::Node* dom_node() { return layout_node().dom_node(); }
DOM::Node const* dom_node() const { return layout_node().dom_node(); }
[[nodiscard]] JS::GCPtr<DOM::Node> dom_node();
[[nodiscard]] JS::GCPtr<DOM::Node const> dom_node() const;
void set_dom_node(JS::GCPtr<DOM::Node>);
auto const& computed_values() const { return m_layout_node->computed_values(); }
@ -164,6 +165,7 @@ protected:
virtual void visit_edges(Cell::Visitor&) override;
private:
JS::GCPtr<DOM::Node> m_dom_node;
JS::NonnullGCPtr<Layout::Node const> m_layout_node;
Optional<JS::GCPtr<Layout::Box const>> mutable m_containing_block;
};