WebCore/AccessibilityListBox.h

   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 "AccessibilityObject.h"
  33 #include "AccessibilityRenderObject.h"
  34
  35 namespace WebCore {
  36
  37 class AccessibilityListBox : public AccessibilityRenderObject {
  38
  39 private:
  40     AccessibilityListBox(RenderObject*);
  41 public:
  42     static PassRefPtr<AccessibilityListBox> create(RenderObject*);
  43     virtual ~AccessibilityListBox();
  44
  45     virtual AccessibilityObject* doAccessibilityHitTest(const IntPoint&) const;
  46     virtual bool isListBox() const { return true; };
  47
  48     virtual bool canSetFocusAttribute() const { return true; }
  49     virtual bool canSetSelectedChildrenAttribute() const;
  50     void setSelectedChildren(AccessibilityChildrenVector&);
  51     virtual AccessibilityRole roleValue() const { return ListBoxRole; }
  52
  53     virtual bool accessibilityIsIgnored() const { return false; }
  54
  55     virtual void selectedChildren(AccessibilityChildrenVector&);
  56     virtual void visibleChildren(AccessibilityChildrenVector&);
  57
  58     virtual void addChildren();
  59
  60 private:
  61     AccessibilityObject* listBoxOptionAccessibilityObject(HTMLElement*) const;
  62 };
  63
  64 } // namespace WebCore
  65
  66 #endif // AccessibilityListBox_h