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, 2007, 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 HTMLOptGroupElement_h
25#define HTMLOptGroupElement_h
26
27#include "HTMLElement.h"
28
29namespace WebCore {
30
31class HTMLSelectElement;
32
33class HTMLOptGroupElement FINAL : public HTMLElement {
34public:
35    static PassRefPtr<HTMLOptGroupElement> create(const QualifiedName&, Document*);
36
37    virtual bool isDisabledFormControl() const OVERRIDE;
38    HTMLSelectElement* ownerSelectElement() const;
39
40    String groupLabelText() const;
41
42private:
43    HTMLOptGroupElement(const QualifiedName&, Document*);
44
45    virtual const AtomicString& formControlType() const;
46    virtual bool supportsFocus() const OVERRIDE;
47    virtual bool isFocusable() const OVERRIDE;
48    virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERRIDE;
49    virtual bool rendererIsNeeded(const NodeRenderingContext&) { return false; }
50    virtual void attach(const AttachContext& = AttachContext()) OVERRIDE;
51    virtual void detach(const AttachContext& = AttachContext()) OVERRIDE;
52
53    virtual void childrenChanged(bool changedByParser = false, Node* beforeChange = 0, Node* afterChange = 0, int childCountDelta = 0);
54
55    virtual void accessKeyAction(bool sendMouseEvents);
56
57    // <optgroup> never has a renderer so we manually manage a cached style.
58    void updateNonRenderStyle();
59    virtual RenderStyle* nonRendererStyle() const OVERRIDE;
60    virtual PassRefPtr<RenderStyle> customStyleForRenderer() OVERRIDE;
61
62    void recalcSelectOptions();
63
64    RefPtr<RenderStyle> m_style;
65};
66
67} //namespace
68
69#endif
70