先看看:
http://www.foxtable.com/webhelp/topics/1522.htm
If e.DataCol.Name = "编号" Then
If e.DataRow.IsNull("编号")=false Then
Dim Bar As New BarCodeBuilder
Bar.Symbology = Barpro.Symbology.Code39
Bar.Code = e.DataRow("编号")
Bar.BarRatio = 0.3
Bar.BarHeight = 8
Bar.DisplayChecksum = False
Bar.DisplayStartStopChar = False
Bar.SaveImage("images\" & e.DataRow("编号") &".jpg")
e.DataRow("条形码")= e.DataRow("编号") & ".jpg"
End If
End If