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/*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 1999 Antti Koivisto (koivisto@kde.org)
* Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*
*/
#pragma once
#include "CachedHTMLCollection.h"
#include "HTMLFormElement.h"
#include "RadioNodeList.h"
namespace WebCore {
class FormListedElement;
class HTMLImageElement;
// This class is just a big hack to find form elements even in malformed HTML elements.
// The famous <table><tr><form><td> problem.
class HTMLFormControlsCollection final : public CachedHTMLCollection<HTMLFormControlsCollection, CollectionTypeTraits<CollectionType::FormControls>::traversalType> {
WTF_MAKE_TZONE_OR_ISO_ALLOCATED(HTMLFormControlsCollection);
public:
static Ref<HTMLFormControlsCollection> create(ContainerNode&, CollectionType);
virtual ~HTMLFormControlsCollection();
HTMLElement* item(unsigned offset) const override;
std::optional<std::variant<RefPtr<RadioNodeList>, RefPtr<Element>>> namedItemOrItems(const AtomString&) const;
HTMLFormElement& ownerNode() const;
// For CachedHTMLCollection.
HTMLElement* customElementAfter(Element*) const;
private:
explicit HTMLFormControlsCollection(ContainerNode&);
void invalidateCacheForDocument(Document&) override;
void updateNamedElementCache() const override;
mutable CheckedPtr<Element> m_cachedElement;
mutable unsigned m_cachedElementOffsetInArray { 0 };
};
} // namespace WebCore
SPECIALIZE_TYPE_TRAITS_HTMLCOLLECTION(HTMLFormControlsCollection, CollectionType::FormControls)
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