ladybird/Userland/Libraries/LibWeb/DOM/DocumentFragment.h
Andreas Kling fdb647c097 LibWeb: Use a WeakPtr for DocumentFragment's "host" field
We had a reference cycle between fragments and their hosts.
2022-03-15 19:48:19 +01:00

40 lines
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C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/FlyString.h>
#include <LibWeb/DOM/Element.h>
#include <LibWeb/DOM/NonElementParentNode.h>
#include <LibWeb/DOM/ParentNode.h>
namespace Web::DOM {
class DocumentFragment
: public ParentNode
, public NonElementParentNode<DocumentFragment> {
public:
using WrapperType = Bindings::DocumentFragmentWrapper;
static NonnullRefPtr<DocumentFragment> create_with_global_object(Bindings::WindowObject& window);
explicit DocumentFragment(Document& document);
virtual ~DocumentFragment() override;
virtual FlyString node_name() const override { return "#document-fragment"; }
Element* host() { return m_host; }
Element const* host() const { return m_host; }
void set_host(Element& host) { m_host = host; }
private:
// https://dom.spec.whatwg.org/#concept-documentfragment-host
WeakPtr<Element> m_host;
};
}