/platform/external/webkit/WebCore/accessibility/AccessibilityList.cpp

https://github.com/aharish/totoro-gb-opensource-update2 · C++ · 109 lines · 55 code · 21 blank · 33 comment · 12 complexity · b722f15d4deea168de2bcb76e4db7f8e MD5 · raw file

  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. #include "config.h"
  29. #include "AccessibilityList.h"
  30. #include "AXObjectCache.h"
  31. #include "HTMLNames.h"
  32. #include "RenderObject.h"
  33. using namespace std;
  34. namespace WebCore {
  35. using namespace HTMLNames;
  36. AccessibilityList::AccessibilityList(RenderObject* renderer)
  37. : AccessibilityRenderObject(renderer)
  38. {
  39. }
  40. AccessibilityList::~AccessibilityList()
  41. {
  42. }
  43. PassRefPtr<AccessibilityList> AccessibilityList::create(RenderObject* renderer)
  44. {
  45. return adoptRef(new AccessibilityList(renderer));
  46. }
  47. bool AccessibilityList::accessibilityIsIgnored() const
  48. {
  49. // Is the platform interested in the object?
  50. if (accessibilityPlatformIncludesObject() == IgnoreObject)
  51. return true;
  52. // lists don't appear on tiger/leopard on the mac
  53. #if ACCESSIBILITY_LISTS
  54. return false;
  55. #else
  56. return true;
  57. #endif
  58. }
  59. bool AccessibilityList::isUnorderedList() const
  60. {
  61. if (!m_renderer)
  62. return false;
  63. Node* node = m_renderer->node();
  64. // The ARIA spec says the "list" role is supposed to mimic a UL or OL tag.
  65. // Since it can't be both, it's probably OK to say that it's an un-ordered list.
  66. // On the Mac, there's no distinction to the client.
  67. if (ariaRoleAttribute() == ListRole)
  68. return true;
  69. return node && node->hasTagName(ulTag);
  70. }
  71. bool AccessibilityList::isOrderedList() const
  72. {
  73. if (!m_renderer)
  74. return false;
  75. // ARIA says a directory is like a static table of contents, which sounds like an ordered list.
  76. if (ariaRoleAttribute() == DirectoryRole)
  77. return true;
  78. Node* node = m_renderer->node();
  79. return node && node->hasTagName(olTag);
  80. }
  81. bool AccessibilityList::isDefinitionList() const
  82. {
  83. if (!m_renderer)
  84. return false;
  85. Node* node = m_renderer->node();
  86. return node && node->hasTagName(dlTag);
  87. }
  88. } // namespace WebCore