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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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77 } | 77 } |
78 | 78 |
79 AXObject* AXTableCell::parentTable() const { | 79 AXObject* AXTableCell::parentTable() const { |
80 if (!m_layoutObject || !m_layoutObject->isTableCell()) | 80 if (!m_layoutObject || !m_layoutObject->isTableCell()) |
81 return 0; | 81 return 0; |
82 | 82 |
83 // If the document no longer exists, we might not have an axObjectCache. | 83 // If the document no longer exists, we might not have an axObjectCache. |
84 if (isDetached()) | 84 if (isDetached()) |
85 return 0; | 85 return 0; |
86 | 86 |
87 // Do not use getOrCreate. parentTable() can be called while the layout tree i
s being modified | 87 // Do not use getOrCreate. parentTable() can be called while the layout tree |
88 // by javascript, and creating a table element may try to access the layout tr
ee while in a bad state. | 88 // is being modified by javascript, and creating a table element may try to |
89 // By using only get() implies that the AXTable must be created before AXTable
Cells. This should | 89 // access the layout tree while in a bad state. By using only get() implies |
90 // always be the case when AT clients access a table. | 90 // that the AXTable must be created before AXTableCells. This should always be |
| 91 // the case when AT clients access a table. |
91 // https://bugs.webkit.org/show_bug.cgi?id=42652 | 92 // https://bugs.webkit.org/show_bug.cgi?id=42652 |
92 return axObjectCache().get(toLayoutTableCell(m_layoutObject)->table()); | 93 return axObjectCache().get(toLayoutTableCell(m_layoutObject)->table()); |
93 } | 94 } |
94 | 95 |
95 bool AXTableCell::isTableCell() const { | 96 bool AXTableCell::isTableCell() const { |
96 AXObject* parent = parentObjectUnignored(); | 97 AXObject* parent = parentObjectUnignored(); |
97 if (!parent || !parent->isTableRow()) | 98 if (!parent || !parent->isTableRow()) |
98 return false; | 99 return false; |
99 | 100 |
100 return true; | 101 return true; |
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152 } | 153 } |
153 | 154 |
154 void AXTableCell::rowIndexRange(std::pair<unsigned, unsigned>& rowRange) { | 155 void AXTableCell::rowIndexRange(std::pair<unsigned, unsigned>& rowRange) { |
155 if (!m_layoutObject || !m_layoutObject->isTableCell()) | 156 if (!m_layoutObject || !m_layoutObject->isTableCell()) |
156 return; | 157 return; |
157 | 158 |
158 LayoutTableCell* layoutCell = toLayoutTableCell(m_layoutObject); | 159 LayoutTableCell* layoutCell = toLayoutTableCell(m_layoutObject); |
159 rowRange.first = layoutCell->rowIndex(); | 160 rowRange.first = layoutCell->rowIndex(); |
160 rowRange.second = layoutCell->rowSpan(); | 161 rowRange.second = layoutCell->rowSpan(); |
161 | 162 |
162 // since our table might have multiple sections, we have to offset our row app
ropriately | 163 // Since our table might have multiple sections, we have to offset our row |
| 164 // appropriately. |
163 LayoutTableSection* section = layoutCell->section(); | 165 LayoutTableSection* section = layoutCell->section(); |
164 LayoutTable* table = layoutCell->table(); | 166 LayoutTable* table = layoutCell->table(); |
165 if (!table || !section) | 167 if (!table || !section) |
166 return; | 168 return; |
167 | 169 |
168 LayoutTableSection* tableSection = table->topSection(); | 170 LayoutTableSection* tableSection = table->topSection(); |
169 unsigned rowOffset = 0; | 171 unsigned rowOffset = 0; |
170 while (tableSection) { | 172 while (tableSection) { |
171 if (tableSection == section) | 173 if (tableSection == section) |
172 break; | 174 break; |
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201 if (equalIgnoringCase(ariaSort, "ascending")) | 203 if (equalIgnoringCase(ariaSort, "ascending")) |
202 return SortDirectionAscending; | 204 return SortDirectionAscending; |
203 if (equalIgnoringCase(ariaSort, "descending")) | 205 if (equalIgnoringCase(ariaSort, "descending")) |
204 return SortDirectionDescending; | 206 return SortDirectionDescending; |
205 if (equalIgnoringCase(ariaSort, "other")) | 207 if (equalIgnoringCase(ariaSort, "other")) |
206 return SortDirectionOther; | 208 return SortDirectionOther; |
207 return SortDirectionUndefined; | 209 return SortDirectionUndefined; |
208 } | 210 } |
209 | 211 |
210 } // namespace blink | 212 } // namespace blink |
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