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 HTMLLabelElement_h
25#define HTMLLabelElement_h
26
27#include "core/html/HTMLElement.h"
28#include "core/html/LabelableElement.h"
29
30namespace WebCore {
31
32class HTMLLabelElement FINAL : public HTMLElement {
33public:
34    static PassRefPtr<HTMLLabelElement> create(Document&);
35
36    LabelableElement* control();
37
38    virtual bool willRespondToMouseClickEvents() OVERRIDE;
39
40    virtual HTMLFormElement* formOwner() const OVERRIDE;
41
42private:
43    explicit HTMLLabelElement(Document&);
44    bool isInInteractiveContent(Node*) const;
45
46    virtual bool rendererIsFocusable() const OVERRIDE;
47    virtual bool isInteractiveContent() const OVERRIDE;
48    virtual void accessKeyAction(bool sendMouseEvents);
49
50    // Overridden to update the hover/active state of the corresponding control.
51    virtual void setActive(bool = true) OVERRIDE;
52    virtual void setHovered(bool = true) OVERRIDE;
53
54    // Overridden to either click() or focus() the corresponding control.
55    virtual void defaultEventHandler(Event*);
56
57    virtual void focus(bool restorePreviousSelection, FocusDirection) OVERRIDE;
58};
59
60inline bool isHTMLLabelElement(const Node* node)
61{
62    return node->hasTagName(HTMLNames::labelTag);
63}
64
65inline bool isHTMLLabelElement(const Element* element)
66{
67    return element->hasTagName(HTMLNames::labelTag);
68}
69
70DEFINE_NODE_TYPE_CASTS(HTMLLabelElement, hasTagName(HTMLNames::labelTag));
71
72} //namespace
73
74#endif
75