Source/WebCore/accessibility/AccessibilityTableCell.h

/*
 * Copyright (C) 2008 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1.  Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 * 2.  Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
 *     its contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef AccessibilityTableCell_h
#define AccessibilityTableCell_h

#include "AccessibilityRenderObject.h"

namespace WebCore {
    
class AccessibilityTableCell : public AccessibilityRenderObject {
    
protected:
    AccessibilityTableCell(RenderObject*);
public:
    static PassRefPtr<AccessibilityTableCell> create(RenderObject*);
    virtual ~AccessibilityTableCell();
    
    virtual bool isTableCell() const;
    virtual AccessibilityRole roleValue() const;
    
    virtual bool accessibilityIsIgnored() const;

    // fills in the start location and row span of cell
    virtual void rowIndexRange(pair<int, int>& rowRange);
    // fills in the start location and column span of cell
    virtual void columnIndexRange(pair<int, int>& columnRange);
    
    // if a table cell is not exposed as a table cell, a TH element can
    // serve as its title ui element
    AccessibilityObject* titleUIElement() const;
    
protected:
    virtual AccessibilityObject* parentTable() const;
    int m_rowIndex;
}; 
    
} // namespace WebCore 

#endif // AccessibilityTableCell_h