WebCore/AccessibilityTable.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 AccessibilityTable_h
  30 #define AccessibilityTable_h
  31
  32 #include "AccessibilityRenderObject.h"
  33
  34 namespace WebCore {
  35
  36 class String;
  37 class AccessibilityTableCell;
  38 class AccessibilityTableHeaderContainer;
  39
  40 class AccessibilityTable : public AccessibilityRenderObject {
  41
  42 private:
  43     AccessibilityTable(RenderObject*);
  44 public:
  45     static PassRefPtr<AccessibilityTable> create(RenderObject*);
  46     virtual ~AccessibilityTable();
  47
  48     virtual bool isDataTable() const;
  49     virtual AccessibilityRole roleValue() const;
  50
  51     virtual bool accessibilityIsIgnored() const;
  52
  53     virtual void addChildren();
  54     virtual void clearChildren();
  55
  56     AccessibilityChildrenVector& columns();
  57     AccessibilityChildrenVector& rows();
  58
  59     const unsigned columnCount();
  60     const unsigned rowCount();
  61
  62     virtual String title() const;
  63
  64     // all the cells in the table
  65     void cells(AccessibilityChildrenVector&);
  66     AccessibilityTableCell* cellForColumnAndRow(unsigned column, unsigned row);
  67
  68     void columnHeaders(AccessibilityChildrenVector&);
  69     void rowHeaders(AccessibilityChildrenVector&);
  70
  71     // an object that contains, as children, all the objects that act as headers
  72     AccessibilityObject* headerContainer();
  73
  74 private:
  75     AccessibilityChildrenVector m_rows;
  76     AccessibilityChildrenVector m_columns;
  77
  78     AccessibilityTableHeaderContainer* m_headerContainer;
  79     mutable bool m_isAccessibilityTable;
  80
  81     bool isTableExposableThroughAccessibility();
  82 };
  83
  84 } // namespace WebCore
  85
  86 #endif // AccessibilityTable_h