procedure TbsAdPartParaDMSForm.cxGridDBTableView3Editing(  Sender: TcxCustomGridTableView; AItem: TcxCustomGridTableItem;  var AAllow: Boolean);var  v_code: string;begin  inherited;  AAllow := true; if (Pos(‘1248100‘,cxGridDBTableView3.Controller.FocusedRecord.Values[cxgridparaCode.Index])>0 )
//这个pos函数的作用是检索cxgridparaCode这列的每一行值所包含的字符串‘1248100’的个数   and (AItem.Index=cxGridDBTableView3PARA_VALUE.Index) then   AAllow:=False ;// else//   AAllow:=True; v_code := Trim(cxGridDBTableView3.Controller.FocusedRecord.Values[cxgridparaCode.Index]) ; if ((v_code = ‘1‘) or (v_code = ‘2‘)) and (AItem.Index=cxGridDBTableView3REMARK.Index) then   AAllow := false  ;// elseend;