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30 #include "AccessibilityARIAGridRow.h"
32 #include "AccessibilityObject.h"
33 #include "AccessibilityTable.h"
34 #include "RenderObject.h"
40 AccessibilityARIAGridRow::AccessibilityARIAGridRow(RenderObject* renderer)
41 : AccessibilityTableRow(renderer)
45 AccessibilityARIAGridRow::~AccessibilityARIAGridRow()
49 PassRefPtr<AccessibilityARIAGridRow> AccessibilityARIAGridRow::create(RenderObject* renderer)
51 return adoptRef(new AccessibilityARIAGridRow(renderer));
54 bool AccessibilityARIAGridRow::isARIATreeGridRow() const
56 AccessibilityObject* parent = parentTable();
60 return parent->ariaRoleAttribute() == TreeGridRole;
63 void AccessibilityARIAGridRow::disclosedRows(AccessibilityChildrenVector& disclosedRows)
65 // The contiguous disclosed rows will be the rows in the table that
66 // have an aria-level of plus 1 from this row.
67 AccessibilityObject* parent = parentObjectUnignored();
68 if (!parent || !parent->isAccessibilityTable())
71 // Search for rows that match the correct level.
72 // Only take the subsequent rows from this one that are +1 from this row's level.
73 int index = rowIndex();
77 unsigned level = hierarchicalLevel();
78 AccessibilityChildrenVector& allRows = static_cast<AccessibilityTable*>(parent)->rows();
79 int rowCount = allRows.size();
80 for (int k = index + 1; k < rowCount; ++k) {
81 AccessibilityObject* row = allRows[k].get();
82 // Stop at the first row that doesn't match the correct level.
83 if (row->hierarchicalLevel() != level + 1)
86 disclosedRows.append(row);
90 AccessibilityObject* AccessibilityARIAGridRow::disclosedByRow() const
92 // The row that discloses this one is the row in the table
93 // that is aria-level subtract 1 from this row.
94 AccessibilityObject* parent = parentObjectUnignored();
95 if (!parent || !parent->isAccessibilityTable())
98 // If the level is 1 or less, than nothing discloses this row.
99 unsigned level = hierarchicalLevel();
103 // Search for the previous row that matches the correct level.
104 int index = rowIndex();
105 AccessibilityChildrenVector& allRows = static_cast<AccessibilityTable*>(parent)->rows();
106 int rowCount = allRows.size();
107 if (index >= rowCount)
110 for (int k = index - 1; k >= 0; --k) {
111 AccessibilityObject* row = allRows[k].get();
112 if (row->hierarchicalLevel() == level - 1)
119 AccessibilityObject* AccessibilityARIAGridRow::parentTable() const
121 AccessibilityObject* parent = parentObjectUnignored();
122 if (!parent->isAccessibilityTable())
128 AccessibilityObject* AccessibilityARIAGridRow::headerObject()
130 AccessibilityChildrenVector rowChildren = children();
131 unsigned childrenCount = rowChildren.size();
132 for (unsigned i = 0; i < childrenCount; ++i) {
133 AccessibilityObject* cell = rowChildren[i].get();
134 if (cell->ariaRoleAttribute() == RowHeaderRole)
141 } // namespace WebCore