void QSparqlQueryModelPrivate::beginQuery(int totalResults)
{
// This function will only be called when result is a valid
// pointer.
result->first();
QSparqlResultRow newResultRow = result->current();
bool columnsChanged = (newResultRow != resultRow);
// bool hasQuerySize = connection->hasFeature(QSparqlConnection::QuerySize);
bool hasNewData = (newResultRow != QSparqlResultRow()) || !result->hasError();
if (colOffsets.size() != newResultRow.count() || columnsChanged)
initColOffsets(newResultRow.count());
resultRow = newResultRow;
atEnd = false;
if (columnsChanged && hasNewData)
q->reset();
QModelIndex newBottom;
newBottom = q->createIndex(totalResults - 1, resultRow.count() - 1);
q->beginInsertRows(QModelIndex(), 0, qMax(0, newBottom.row()));
bottom = q->createIndex(totalResults - 1, columnsChanged ? 0 : resultRow.count() - 1);
q->endInsertRows();
bottom = newBottom;
q->queryChange();
}
void QSqlTableModelPrivate::initRecordAndPrimaryIndex()
{
rec = db.record(tableName);
primaryIndex = db.primaryIndex(tableName);
initColOffsets(rec.count());
}
