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/*
* Copyright (C) 1999 Lars Knoll (knoll@kde.org)
* (C) 1999 Antti Koivisto (koivisto@kde.org)
* (C) 2000 Dirk Mueller (mueller@kde.org)
* Copyright (C) 2004, 2005, 2006, 2010 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.
*
*/
#ifndef HTMLFieldSetElement_h
#define HTMLFieldSetElement_h
#include "HTMLFormControlElement.h"
#include <wtf/HashSet.h>
namespace WebCore {
class FormAssociatedElement;
class HTMLFormControlsCollection;
class HTMLFieldSetElement final : public HTMLFormControlElement {
public:
static Ref<HTMLFieldSetElement> create(const QualifiedName&, Document&, HTMLFormElement*);
HTMLLegendElement* legend() const;
Ref<HTMLFormControlsCollection> elements();
Ref<HTMLCollection> elementsForNativeBindings();
const Vector<FormAssociatedElement*>& associatedElements() const;
unsigned length() const;
void addInvalidDescendant(const HTMLFormControlElement&);
void removeInvalidDescendant(const HTMLFormControlElement&);
private:
HTMLFieldSetElement(const QualifiedName&, Document&, HTMLFormElement*);
~HTMLFieldSetElement();
virtual bool isEnumeratable() const override { return true; }
virtual bool supportsFocus() const override;
virtual RenderPtr<RenderElement> createElementRenderer(Ref<RenderStyle>&&, const RenderTreePosition&) override;
virtual const AtomicString& formControlType() const override;
virtual bool computeWillValidate() const override { return false; }
virtual void disabledAttributeChanged() override;
virtual void disabledStateChanged() override;
virtual void childrenChanged(const ChildChange&) override;
virtual void didMoveToNewDocument(Document* oldDocument) override;
virtual bool matchesValidPseudoClass() const override;
virtual bool matchesInvalidPseudoClass() const override;
void refreshElementsIfNeeded() const;
mutable Vector<FormAssociatedElement*> m_associatedElements;
// When dom tree is modified, we have to refresh the m_associatedElements array.
mutable uint64_t m_documentVersion;
HashSet<const HTMLFormControlElement*> m_invalidDescendants;
};
} // namespace
#endif
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