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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, 2011 Apple Inc. All rights reserved.
6  * Copyright (C) 2010 Google Inc. All rights reserved.
7  *
8  * This library is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Library General Public
10  * License as published by the Free Software Foundation; either
11  * version 2 of the License, or (at your option) any later version.
12  *
13  * This library is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16  * Library General Public License for more details.
17  *
18  * You should have received a copy of the GNU Library General Public License
19  * along with this library; see the file COPYING.LIB.  If not, write to
20  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
21  * Boston, MA 02110-1301, USA.
22  *
23  */
24 
25 #ifndef HTMLOptionElement_h
26 #define HTMLOptionElement_h
27 
28 #include "core/html/HTMLElement.h"
29 
30 namespace WebCore {
31 
32 class ExceptionState;
33 class HTMLDataListElement;
34 class HTMLSelectElement;
35 
36 class HTMLOptionElement FINAL : public HTMLElement {
37 public:
38     static PassRefPtrWillBeRawPtr<HTMLOptionElement> create(Document&);
39     static PassRefPtrWillBeRawPtr<HTMLOptionElement> createForJSConstructor(Document&, const String& data, const AtomicString& value,
40         bool defaultSelected, bool selected, ExceptionState&);
41 
42     String text() const;
43     void setText(const String&, ExceptionState&);
44 
45     int index() const;
46 
47     String value() const;
48     void setValue(const AtomicString&);
49 
50     bool selected() const;
51     void setSelected(bool);
52 
53     HTMLDataListElement* ownerDataListElement() const;
54     HTMLSelectElement* ownerSelectElement() const;
55 
56     String label() const;
57     void setLabel(const AtomicString&);
58 
ownElementDisabled()59     bool ownElementDisabled() const { return m_disabled; }
60 
61     virtual bool isDisabledFormControl() const OVERRIDE;
62 
63     String textIndentedToRespectGroupLabel() const;
64 
65     void setSelectedState(bool);
66 
67     HTMLFormElement* form() const;
68 
69     bool isDisplayNone() const;
70 
71     virtual void removedFrom(ContainerNode* insertionPoint) OVERRIDE;
72 
73 private:
74     explicit HTMLOptionElement(Document&);
75 
76     virtual bool rendererIsFocusable() const OVERRIDE;
rendererIsNeeded(const RenderStyle &)77     virtual bool rendererIsNeeded(const RenderStyle&) OVERRIDE { return false; }
78     virtual void attach(const AttachContext& = AttachContext()) OVERRIDE;
79     virtual void detach(const AttachContext& = AttachContext()) OVERRIDE;
80 
81     virtual void parseAttribute(const QualifiedName&, const AtomicString&) OVERRIDE;
82 
83     virtual InsertionNotificationRequest insertedInto(ContainerNode*) OVERRIDE;
84     virtual void accessKeyAction(bool) OVERRIDE;
85 
86     virtual void childrenChanged(bool changedByParser = false, Node* beforeChange = 0, Node* afterChange = 0, int childCountDelta = 0) OVERRIDE;
87 
88     // <option> never has a renderer so we manually manage a cached style.
89     void updateNonRenderStyle();
90     virtual RenderStyle* nonRendererStyle() const OVERRIDE;
91     virtual PassRefPtr<RenderStyle> customStyleForRenderer() OVERRIDE;
92     virtual void didRecalcStyle(StyleRecalcChange) OVERRIDE;
93 
94     String collectOptionInnerText() const;
95 
96     bool m_disabled;
97     bool m_isSelected;
98     RefPtr<RenderStyle> m_style;
99 };
100 
101 } // namespace WebCore
102 
103 #endif
104