1/* 2 * Copyright (C) 1999 Lars Knoll (knoll@kde.org) 3 * (C) 1999 Antti Koivisto (koivisto@kde.org) 4 * (C) 2000 Dirk Mueller (mueller@kde.org) 5 * Copyright (C) 2004, 2005, 2006, 2010 Apple Inc. All rights reserved. 6 * 7 * This library is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU Library General Public 9 * License as published by the Free Software Foundation; either 10 * version 2 of the License, or (at your option) any later version. 11 * 12 * This library is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * Library General Public License for more details. 16 * 17 * You should have received a copy of the GNU Library General Public License 18 * along with this library; see the file COPYING.LIB. If not, write to 19 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 20 * Boston, MA 02110-1301, USA. 21 * 22 */ 23 24#ifndef HTMLFieldSetElement_h 25#define HTMLFieldSetElement_h 26 27#include "HTMLFormControlElement.h" 28#include <wtf/OwnPtr.h> 29 30namespace WebCore { 31 32class FormAssociatedElement; 33class HTMLCollection; 34 35class HTMLFieldSetElement FINAL : public HTMLFormControlElement { 36public: 37 static PassRefPtr<HTMLFieldSetElement> create(const QualifiedName&, Document*, HTMLFormElement*); 38 HTMLLegendElement* legend() const; 39 40 PassRefPtr<HTMLCollection> elements(); 41 42 const Vector<FormAssociatedElement*>& associatedElements() const; 43 unsigned length() const; 44 45protected: 46 virtual void disabledAttributeChanged() OVERRIDE; 47 48private: 49 HTMLFieldSetElement(const QualifiedName&, Document*, HTMLFormElement*); 50 51 virtual bool isEnumeratable() const { return true; } 52 virtual bool supportsFocus() const OVERRIDE; 53 virtual RenderObject* createRenderer(RenderArena*, RenderStyle*); 54 virtual const AtomicString& formControlType() const; 55 virtual bool recalcWillValidate() const { return false; } 56 virtual void childrenChanged(bool changedByParser, Node* beforeChange, Node* afterChange, int childCountDelta) OVERRIDE; 57 virtual bool areAuthorShadowsAllowed() const OVERRIDE { return false; } 58 59 static void invalidateDisabledStateUnder(Element*); 60 void refreshElementsIfNeeded() const; 61 62 mutable Vector<FormAssociatedElement*> m_associatedElements; 63 // When dom tree is modified, we have to refresh the m_associatedElements array. 64 mutable uint64_t m_documentVersion; 65}; 66 67} // namespace 68 69#endif 70