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      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 AXTableColumn_h
     30 #define AXTableColumn_h
     31 
     32 #include "core/accessibility/AXMockObject.h"
     33 #include "core/accessibility/AXTable.h"
     34 
     35 namespace WebCore {
     36 
     37 class RenderTableSection;
     38 
     39 class AXTableColumn FINAL : public AXMockObject {
     40 
     41 private:
     42     AXTableColumn();
     43 public:
     44     static PassRefPtr<AXTableColumn> create();
     45     virtual ~AXTableColumn();
     46 
     47     AXObject* headerObject();
     48 
     49     virtual AccessibilityRole roleValue() const OVERRIDE { return ColumnRole; }
     50 
     51     void setColumnIndex(int columnIndex) { m_columnIndex = columnIndex; }
     52     int columnIndex() const { return m_columnIndex; }
     53 
     54     virtual void addChildren() OVERRIDE;
     55     virtual void setParent(AXObject*) OVERRIDE;
     56 
     57     virtual LayoutRect elementRect() const OVERRIDE;
     58 
     59 private:
     60     unsigned m_columnIndex;
     61     LayoutRect m_columnRect;
     62 
     63     virtual bool isTableCol() const OVERRIDE { return true; }
     64     AXObject* headerObjectForSection(RenderTableSection*, bool thTagRequired);
     65     virtual bool computeAccessibilityIsIgnored() const OVERRIDE;
     66 };
     67 
     68 DEFINE_AX_OBJECT_TYPE_CASTS(AXTableColumn, isTableCol());
     69 
     70 } // namespace WebCore
     71 
     72 #endif // AXTableColumn_h
     73