LibWeb: Implement the cloning steps for <template> elements

This commit is contained in:
Luke 2021-07-05 05:40:07 +01:00 committed by Andreas Kling
parent 5897bc5c1f
commit a7fa757dd1
Notes: sideshowbarker 2024-07-18 10:24:13 +09:00
2 changed files with 18 additions and 0 deletions

View file

@ -38,4 +38,20 @@ DOM::Document& HTMLTemplateElement::appropriate_template_contents_owner_document
return document;
}
// https://html.spec.whatwg.org/multipage/scripting.html#the-template-element:concept-node-clone-ext
void HTMLTemplateElement::cloned(Node& copy, bool clone_children)
{
if (!clone_children)
return;
auto& template_clone = verify_cast<HTMLTemplateElement>(copy);
content()->for_each_child([&](auto& child) {
auto cloned_child = child.clone_node(&template_clone.content()->document(), true);
// FIXME: Should this use TreeNode::append_child instead?
template_clone.content()->append_child(cloned_child);
});
}
}

View file

@ -21,6 +21,8 @@ public:
NonnullRefPtr<DOM::DocumentFragment> content() { return *m_content; }
const NonnullRefPtr<DOM::DocumentFragment> content() const { return *m_content; }
virtual void cloned(Node& copy, bool clone_children) override;
private:
DOM::Document& appropriate_template_contents_owner_document(DOM::Document&);