Method unselectRow

launcher/ui/instanceview/AccessibleInstanceView.cpp:268–309

}

bool AccessibleInstanceView::unselectRow(int row)
{
    if (!view()->model() || !view()->selectionModel()) {
        return false;
    }

    QModelIndex index = view()->model()->index(row, 0, view()->rootIndex());
    if (!index.isValid()) {
        return false;
    }

    QItemSelection selection(index, index);
    auto selectionModel = view()->selectionModel();

    switch (view()->selectionMode()) {
        case QAbstractItemView::SingleSelection:
            // no unselect
            if (selectedRowCount() == 1) {
                return false;
            }
            break;
        case QAbstractItemView::ContiguousSelection: {
            // no unselect
            if (selectedRowCount() == 1) {
                return false;
            }

            if ((!row || selectionModel->isRowSelected(row - 1, view()->rootIndex())) &&
                selectionModel->isRowSelected(row + 1, view()->rootIndex())) {
                // If there are rows selected both up the current row and down the current rown,
                // the ones which are down the current row will be deselected
                selection = QItemSelection(index, view()->model()->index(rowCount() - 1, 0, view()->rootIndex()));
            }
        }
        default: {
            break;
        }
    }

    selectionModel->select(selection, QItemSelectionModel::Deselect | QItemSelectionModel::Rows);
    return true;
}

bool AccessibleInstanceView::unselectColumn(int column)
{