WebCore/accessibility/AccessibilityARIAGridRow.cpp

   1 /*
   2  * Copyright (C) 2009 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 #include "config.h"
  30 #include "AccessibilityARIAGridRow.h"
  31
  32 #include "AccessibilityObject.h"
  33 #include "RenderObject.h"
  34
  35 using namespace std;
  36
  37 namespace WebCore {
  38
  39 AccessibilityARIAGridRow::AccessibilityARIAGridRow(RenderObject* renderer)
  40     : AccessibilityTableRow(renderer)
  41 {
  42 }
  43
  44 AccessibilityARIAGridRow::~AccessibilityARIAGridRow()
  45 {
  46 }
  47
  48 PassRefPtr<AccessibilityARIAGridRow> AccessibilityARIAGridRow::create(RenderObject* renderer)
  49 {
  50     return adoptRef(new AccessibilityARIAGridRow(renderer));
  51 }
  52
  53 AccessibilityObject* AccessibilityARIAGridRow::parentTable() const
  54 {
  55     AccessibilityObject* parent = parentObjectUnignored();
  56     if (!parent->isDataTable())
  57         return 0;
  58
  59     return parent;
  60 }
  61
  62 AccessibilityObject* AccessibilityARIAGridRow::headerObject()
  63 {
  64     AccessibilityChildrenVector rowChildren = children();
  65     unsigned childrenCount = rowChildren.size();
  66     for (unsigned i = 0; i < childrenCount; ++i) {
  67         AccessibilityObject* cell = rowChildren[i].get();
  68         if (cell->ariaRoleAttribute() == RowHeaderRole)
  69             return cell;
  70     }
  71
  72     return 0;
  73 }
  74
  75 } // namespace WebCore