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 AXTableCell_h 30 #define AXTableCell_h 31 32 #include "core/accessibility/AXRenderObject.h" 33 34 namespace WebCore { 35 36 class AXTableCell : public AXRenderObject { 37 38 protected: 39 explicit AXTableCell(RenderObject*); 40 public: 41 static PassRefPtr<AXTableCell> create(RenderObject*); 42 virtual ~AXTableCell(); 43 44 virtual bool isTableCell() const OVERRIDE; 45 46 // fills in the start location and row span of cell 47 virtual void rowIndexRange(pair<unsigned, unsigned>& rowRange); 48 // fills in the start location and column span of cell 49 virtual void columnIndexRange(pair<unsigned, unsigned>& columnRange); 50 51 protected: 52 virtual AXObject* parentTable() const; 53 int m_rowIndex; 54 virtual AccessibilityRole determineAccessibilityRole() OVERRIDE; 55 56 private: 57 // If a table cell is not exposed as a table cell, a TH element can serve as its title UI element. 58 virtual AXObject* titleUIElement() const OVERRIDE; exposesTitleUIElement()59 virtual bool exposesTitleUIElement() const OVERRIDE { return true; } 60 virtual bool computeAccessibilityIsIgnored() const OVERRIDE; 61 }; 62 63 DEFINE_AX_OBJECT_TYPE_CASTS(AXTableCell, isTableCell()); 64 65 } // namespace WebCore 66 67 #endif // AXTableCell_h 68