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LibWeb: Establish parent/child relationship between BrowsingContexts

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When an iframe is inserted or removed from a document, we now take it in
and out of the BrowsingContext tree.
This commit is contained in:
Andreas Kling 2022-03-09 18:10:32 +01:00
parent 6499cf4d28
commit 1e53cc3f5b
2 changed files with 9 additions and 0 deletions
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8
Userland/Libraries/LibWeb/HTML/BrowsingContextContainer.cpp
View file

@ -31,11 +31,19 @@ void BrowsingContextContainer::inserted()
if (auto* browsing_context = document().browsing_context()) {
VERIFY(browsing_context->page());
m_nested_browsing_context = BrowsingContext::create_nested(*browsing_context->page(), *this);
browsing_context->append_child(*m_nested_browsing_context);
m_nested_browsing_context->set_frame_nesting_levels(browsing_context->frame_nesting_levels());
m_nested_browsing_context->register_frame_nesting(document().url());
}
}
void BrowsingContextContainer::removed_from(Node* old_parent)
{
HTMLElement::removed_from(old_parent);
if (m_nested_browsing_context && m_nested_browsing_context->parent())
m_nested_browsing_context->parent()->remove_child(*m_nested_browsing_context);
}
// https://html.spec.whatwg.org/multipage/browsers.html#concept-bcc-content-document
const DOM::Document* BrowsingContextContainer::content_document() const
{

1
Userland/Libraries/LibWeb/HTML/BrowsingContextContainer.h
View file

@ -22,6 +22,7 @@ public:
DOM::Document const* content_document_without_origin_check() const;
virtual void inserted() override;
virtual void removed_from(Node*) override;
protected:
RefPtr<BrowsingContext> m_nested_browsing_context;