int GetVoPosition(params string[] colNameList) { QueryColumn qc = Qt.GetSelectedQueryColumnByName(colNameList); if (qc == null) { return(-1); } string mcName = qc.MetaColumn.Name; for (int si = 0; si < Mb.SelectList.Count; si++) { if (Lex.Eq(Mb.SelectList[si].Name, mcName)) { return(si); } } return(-1); }