bool AXARIAGridRow::isARIATreeGridRow() const
{
AXObject* parent = parentTable();
if (!parent)
return false;
return parent->ariaRoleAttribute() == TreeGridRole;
}
AXObject* AXARIAGridRow::headerObject()
{
AccessibilityChildrenVector rowChildren = children();
unsigned childrenCount = rowChildren.size();
for (unsigned i = 0; i < childrenCount; ++i) {
AXObject* cell = rowChildren[i].get();
if (cell->ariaRoleAttribute() == RowHeaderRole)
return cell;
}
return 0;
}
AXObject* AXTableColumn::headerObject()
{
if (!m_parent)
return 0;
RenderObject* renderer = m_parent->renderer();
if (!renderer)
return 0;
if (!m_parent->isAXTable())
return 0;
AXTable* parentTable = toAXTable(m_parent);
if (parentTable->isAriaTable()) {
AccessibilityChildrenVector rowChildren = children();
unsigned childrenCount = rowChildren.size();
for (unsigned i = 0; i < childrenCount; ++i) {
AXObject* cell = rowChildren[i].get();
if (cell->ariaRoleAttribute() == ColumnHeaderRole)
return cell;
}
return 0;
}
if (!renderer->isTable())
return 0;
RenderTable* table = toRenderTable(renderer);
AXObject* headerObject = 0;
// try the <thead> section first. this doesn't require th tags
headerObject = headerObjectForSection(table->header(), false);
if (headerObject)
return headerObject;
// now try for <th> tags in the first body
headerObject = headerObjectForSection(table->firstBody(), true);
return headerObject;
}