1 /*
2  * Copyright (C) 2008 Apple Inc. All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions
6  * are met:
7  *
8  * 1.  Redistributions of source code must retain the above copyright
9  *     notice, this list of conditions and the following disclaimer.
10  * 2.  Redistributions in binary form must reproduce the above copyright
11  *     notice, this list of conditions and the following disclaimer in the
12  *     documentation and/or other materials provided with the distribution.
13  * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
14  *     its contributors may be used to endorse or promote products derived
15  *     from this software without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
18  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
20  * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
21  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
22  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
23  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
24  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 #ifndef AccessibilityListBox_h
30 #define AccessibilityListBox_h
31 
32 #include "AccessibilityRenderObject.h"
33 
34 namespace WebCore {
35 
36 class AccessibilityListBox : public AccessibilityRenderObject {
37 
38 private:
39     AccessibilityListBox(RenderObject*);
40 public:
41     static PassRefPtr<AccessibilityListBox> create(RenderObject*);
42     virtual ~AccessibilityListBox();
43 
isListBox()44     virtual bool isListBox() const { return true; }
45 
canSetFocusAttribute()46     virtual bool canSetFocusAttribute() const { return true; }
47     virtual bool canSetSelectedChildrenAttribute() const;
48     void setSelectedChildren(AccessibilityChildrenVector&);
roleValue()49     virtual AccessibilityRole roleValue() const { return ListBoxRole; }
50 
51     virtual void selectedChildren(AccessibilityChildrenVector&);
52     virtual void visibleChildren(AccessibilityChildrenVector&);
53 
54     virtual void addChildren();
55 
56 private:
57     AccessibilityObject* listBoxOptionAccessibilityObject(HTMLElement*) const;
58     virtual bool accessibilityIsIgnored() const;
59     virtual AccessibilityObject* elementAccessibilityHitTest(const IntPoint&) const;
60 };
61 
62 } // namespace WebCore
63 
64 #endif // AccessibilityListBox_h
65