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LibWeb: Add info about pseudo element type in Layout::Node

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This commit is contained in:
Aliaksandr Kalenik 2023-08-06 01:29:55 +02:00 • committed by Andreas Kling
parent 74636ccb57
commit b6ea4b002b
3 changed files with 44 additions and 5 deletions
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12
Userland/Libraries/LibWeb/Layout/Node.cpp
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@ -915,6 +915,18 @@ DOM::Node* Node::dom_node()
return m_dom_node.ptr();
}
DOM::Element const* Node::pseudo_element_generator() const
{
VERIFY(m_generated_for != GeneratedFor::NotGenerated);
return m_pseudo_element_generator.ptr();
}
DOM::Element* Node::pseudo_element_generator()
{
VERIFY(m_generated_for != GeneratedFor::NotGenerated);
return m_pseudo_element_generator.ptr();
}
DOM::Document& Node::document()
{
return m_dom_node->document();

22
Userland/Libraries/LibWeb/Layout/Node.h
View file

@ -46,8 +46,22 @@ public:
DOM::Node const* dom_node() const;
DOM::Node* dom_node();
bool is_generated() const { return m_generated; }
void set_generated(bool b) { m_generated = b; }
DOM::Element const* pseudo_element_generator() const;
DOM::Element* pseudo_element_generator();
enum class GeneratedFor {
NotGenerated,
PseudoBefore,
PseudoAfter
};
bool is_generated() const { return m_generated_for != GeneratedFor::NotGenerated; }
bool is_generated_for_before_pseudo_element() const { return m_generated_for == GeneratedFor::PseudoBefore; }
bool is_generated_for_after_pseudo_element() const { return m_generated_for == GeneratedFor::PseudoAfter; }
void set_generated_for(GeneratedFor type, DOM::Element& element)
{
m_generated_for = type;
m_pseudo_element_generator = &element;
}
Painting::Paintable* paintable() { return m_paintable; }
Painting::Paintable const* paintable() const { return m_paintable; }
@ -169,6 +183,8 @@ private:
JS::NonnullGCPtr<HTML::BrowsingContext> m_browsing_context;
JS::GCPtr<DOM::Element> m_pseudo_element_generator;
bool m_anonymous { false };
bool m_has_style { false };
bool m_visible { true };
@ -176,7 +192,7 @@ private:
SelectionState m_selection_state { SelectionState::None };
bool m_is_flex_item { false };
bool m_generated { false };
GeneratedFor m_generated_for { GeneratedFor::NotGenerated };
};
class NodeWithStyle : public Node {

15
Userland/Libraries/LibWeb/Layout/TreeBuilder.cpp
View file

@ -189,12 +189,23 @@ ErrorOr<void> TreeBuilder::create_pseudo_element_if_needed(DOM::Element& element
if (!pseudo_element_node)
return {};
pseudo_element_node->set_generated(true);
auto generated_for = Node::GeneratedFor::NotGenerated;
if (pseudo_element == CSS::Selector::PseudoElement::Before) {
generated_for = Node::GeneratedFor::PseudoBefore;
} else if (pseudo_element == CSS::Selector::PseudoElement::After) {
generated_for = Node::GeneratedFor::PseudoAfter;
} else {
VERIFY_NOT_REACHED();
}
pseudo_element_node->set_generated_for(generated_for, element);
// FIXME: Handle images, and multiple values
if (pseudo_element_content.type == CSS::ContentData::Type::String) {
auto text = document.heap().allocate<DOM::Text>(document.realm(), document, pseudo_element_content.data.to_deprecated_string()).release_allocated_value_but_fixme_should_propagate_errors();
auto text_node = document.heap().allocate_without_realm<Layout::TextNode>(document, *text);
text_node->set_generated(true);
text_node->set_generated_for(generated_for, element);
push_parent(verify_cast<NodeWithStyle>(*pseudo_element_node));
insert_node_into_inline_or_block_ancestor(*text_node, text_node->display(), AppendOrPrepend::Append);
pop_parent();