bool QAccessibleTree::selectRow(int row)
{
if (!view()->selectionModel())
return false;
QModelIndex index = indexFromLogical(row);
if (!index.isValid() || view()->selectionBehavior() == QAbstractItemView::SelectColumns)
return false;
switch (view()->selectionMode()) {
case QAbstractItemView::NoSelection:
return false;
case QAbstractItemView::SingleSelection:
if ((view()->selectionBehavior() != QAbstractItemView::SelectRows) && (columnCount() > 1))
return false;
view()->clearSelection();
break;
case QAbstractItemView::ContiguousSelection:
if ((!row || !view()->selectionModel()->isRowSelected(row - 1, view()->rootIndex()))
&& !view()->selectionModel()->isRowSelected(row + 1, view()->rootIndex()))
view()->clearSelection();
break;
default:
break;
}
view()->selectionModel()->select(index, QItemSelectionModel::Select | QItemSelectionModel::Rows);
return true;
}
QAccessibleInterface *QAccessibleTree::child(int logicalIndex) const
{
if (logicalIndex < 0 || !view()->model() || !view()->model()->columnCount())
return 0;
QAccessibleInterface *iface = 0;
int index = logicalIndex;
if (horizontalHeader()) {
if (index < view()->model()->columnCount()) {
iface = new QAccessibleTableHeaderCell(view(), index, Qt::Horizontal);
} else {
index -= view()->model()->columnCount();
}
}
if (!iface) {
int row = index / view()->model()->columnCount();
int column = index % view()->model()->columnCount();
QModelIndex modelIndex = indexFromLogical(row, column);
if (!modelIndex.isValid())
return 0;
iface = new QAccessibleTableCell(view(), modelIndex, cellRole());
}
QAccessible::registerAccessibleInterface(iface);
// ### FIXME: get interfaces from the cache instead of re-creating them
return iface;
}
bool QAccessibleTree::isRowSelected(int row) const
{
if (!view()->selectionModel())
return false;
QModelIndex index = indexFromLogical(row);
return view()->selectionModel()->isRowSelected(index.row(), index.parent());
}
int QAccessibleTree::navigate(RelationFlag relation, int index, QAccessibleInterface **iface) const
{
switch (relation) {
case QAccessible::Child: {
Q_ASSERT(index > 0);
--index;
int hHeader = horizontalHeader() ? 1 : 0;
if (hHeader) {
if (index < view->model()->columnCount()) {
*iface = new QAccessibleTable2HeaderCell(view, index, Qt::Horizontal);
return 0;
} else {
index -= view->model()->columnCount();
}
}
int row = index / view->model()->columnCount();
int column = index % view->model()->columnCount();
QModelIndex modelIndex = indexFromLogical(row, column);
if (modelIndex.isValid()) {
*iface = cell(modelIndex);
return 0;
}
return -1;
}
default:
break;
}
return QAccessibleTable2::navigate(relation, index, iface);
}
bool QAccessibleTree::selectRow(int row)
{
QModelIndex index = indexFromLogical(row);
if (!index.isValid() || view->selectionMode() & QAbstractItemView::NoSelection)
return false;
view->selectionModel()->select(index, QItemSelectionModel::Select);
return true;
}
QAccessibleInterface *QAccessibleTree::cellAt(int row, int column) const
{
QModelIndex index = indexFromLogical(row, column);
if (!index.isValid()) {
qWarning() << "Requested invalid tree cell: " << row << column;
return 0;
}
return new QAccessibleTableCell(view, index, cellRole());
}
QAccessibleInterface *QAccessibleTree::cellAt(int row, int column) const
{
QModelIndex index = indexFromLogical(row, column);
if (!index.isValid()) {
qWarning() << "Requested invalid tree cell: " << row << column;
return 0;
}
const QTreeView *treeView = qobject_cast<const QTreeView*>(view());
Q_ASSERT(treeView);
int logicalIndex = treeView->d_func()->accessibleTable2Index(index);
return child(logicalIndex); // FIXME ### new QAccessibleTableCell(view(), index, cellRole());
}
QAccessibleInterface *QAccessibleTree::child(int index) const
{
Q_ASSERT(index >= 0);
int hHeader = horizontalHeader() ? 1 : 0;
if (hHeader) {
if (index < view->model()->columnCount()) {
return new QAccessibleTableHeaderCell(view, index, Qt::Horizontal);
} else {
index -= view->model()->columnCount();
}
}
int row = index / view->model()->columnCount();
int column = index % view->model()->columnCount();
QModelIndex modelIndex = indexFromLogical(row, column);
if (modelIndex.isValid()) {
return cell(modelIndex);
}
return 0;
}
