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1 /* | 1 /* |
2 * Copyright (C) 2008 Apple Inc. All rights reserved. | 2 * Copyright (C) 2008 Apple Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * | 7 * |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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46 AXListBoxOption* AXListBoxOption::create(LayoutObject* layoutObject, | 46 AXListBoxOption* AXListBoxOption::create(LayoutObject* layoutObject, |
47 AXObjectCacheImpl& axObjectCache) { | 47 AXObjectCacheImpl& axObjectCache) { |
48 return new AXListBoxOption(layoutObject, axObjectCache); | 48 return new AXListBoxOption(layoutObject, axObjectCache); |
49 } | 49 } |
50 | 50 |
51 AccessibilityRole AXListBoxOption::determineAccessibilityRole() { | 51 AccessibilityRole AXListBoxOption::determineAccessibilityRole() { |
52 if ((m_ariaRole = determineAriaRoleAttribute()) != UnknownRole) | 52 if ((m_ariaRole = determineAriaRoleAttribute()) != UnknownRole) |
53 return m_ariaRole; | 53 return m_ariaRole; |
54 | 54 |
55 // http://www.w3.org/TR/wai-aria/complete#presentation | 55 // http://www.w3.org/TR/wai-aria/complete#presentation |
56 // ARIA spec says that the presentation role causes a given element to be trea
ted | 56 // ARIA spec says that the presentation role causes a given element to be |
57 // as having no role or to be removed from the accessibility tree, but does no
t cause the | 57 // treated as having no role or to be removed from the accessibility tree, but |
58 // content contained within the element to be removed from the accessibility t
ree. | 58 // does not cause the content contained within the element to be removed from |
| 59 // the accessibility tree. |
59 if (isParentPresentationalRole()) | 60 if (isParentPresentationalRole()) |
60 return StaticTextRole; | 61 return StaticTextRole; |
61 | 62 |
62 return ListBoxOptionRole; | 63 return ListBoxOptionRole; |
63 } | 64 } |
64 | 65 |
65 bool AXListBoxOption::isParentPresentationalRole() const { | 66 bool AXListBoxOption::isParentPresentationalRole() const { |
66 AXObject* parent = parentObject(); | 67 AXObject* parent = parentObject(); |
67 if (!parent) | 68 if (!parent) |
68 return false; | 69 return false; |
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127 | 128 |
128 return true; | 129 return true; |
129 } | 130 } |
130 | 131 |
131 String AXListBoxOption::textAlternative(bool recursive, | 132 String AXListBoxOption::textAlternative(bool recursive, |
132 bool inAriaLabelledByTraversal, | 133 bool inAriaLabelledByTraversal, |
133 AXObjectSet& visited, | 134 AXObjectSet& visited, |
134 AXNameFrom& nameFrom, | 135 AXNameFrom& nameFrom, |
135 AXRelatedObjectVector* relatedObjects, | 136 AXRelatedObjectVector* relatedObjects, |
136 NameSources* nameSources) const { | 137 NameSources* nameSources) const { |
137 // If nameSources is non-null, relatedObjects is used in filling it in, so it
must be non-null as well. | 138 // If nameSources is non-null, relatedObjects is used in filling it in, so it |
| 139 // must be non-null as well. |
138 if (nameSources) | 140 if (nameSources) |
139 ASSERT(relatedObjects); | 141 ASSERT(relatedObjects); |
140 | 142 |
141 if (!getNode()) | 143 if (!getNode()) |
142 return String(); | 144 return String(); |
143 | 145 |
144 bool foundTextAlternative = false; | 146 bool foundTextAlternative = false; |
145 String textAlternative = ariaTextAlternative( | 147 String textAlternative = ariaTextAlternative( |
146 recursive, inAriaLabelledByTraversal, visited, nameFrom, relatedObjects, | 148 recursive, inAriaLabelledByTraversal, visited, nameFrom, relatedObjects, |
147 nameSources, &foundTextAlternative); | 149 nameSources, &foundTextAlternative); |
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179 if (!getNode()) | 181 if (!getNode()) |
180 return 0; | 182 return 0; |
181 | 183 |
182 if (isHTMLOptionElement(getNode())) | 184 if (isHTMLOptionElement(getNode())) |
183 return toHTMLOptionElement(getNode())->ownerSelectElement(); | 185 return toHTMLOptionElement(getNode())->ownerSelectElement(); |
184 | 186 |
185 return 0; | 187 return 0; |
186 } | 188 } |
187 | 189 |
188 } // namespace blink | 190 } // namespace blink |
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