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LibWeb: Add a document observer to be notified upon becoming active

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This commit is contained in:
Timothy Flynn
2024-12-11 13:17:41 -05:00
committed by Andrew Kaster
parent 9a62e33517
commit a2419b5f4e
3 changed files with 17 additions and 0 deletions
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9
Libraries/LibWeb/DOM/DocumentObserver.cpp
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@@ -23,6 +23,7 @@ void DocumentObserver::visit_edges(Cell::Visitor& visitor)
{
Base::visit_edges(visitor);
visitor.visit(m_document);
visitor.visit(m_document_became_active);
visitor.visit(m_document_became_inactive);
visitor.visit(m_document_completely_loaded);
visitor.visit(m_document_readiness_observer);
@@ -36,6 +37,14 @@ void DocumentObserver::finalize()
m_document->unregister_document_observer({}, *this);
}
void DocumentObserver::set_document_became_active(Function<void()> callback)
{
if (callback)
m_document_became_active = GC::create_function(vm().heap(), move(callback));
else
m_document_became_active = nullptr;
}
void DocumentObserver::set_document_became_inactive(Function<void()> callback)
{
if (callback)