setRowGroup method
Set up a delegate for grouping rows.
As a class that implements PlutoRowGroupDelegate, it defines functions necessary for row grouping.
PlutoRowGroupTreeDelegate allows grouping of complex depths.
PlutoRowGroupByColumnDelegate groups rows by column.
Implementation
@override
void setRowGroup(
PlutoRowGroupDelegate? delegate, {
bool notify = true,
}) {
_state._rowGroupDelegate = delegate;
_updateRowGroup();
notifyListeners(notify, setRowGroup.hashCode);
}