Select Case e.DataCol.Name
Case "产品名称"
If e.DataRow.IsNull("产品名称") Then
e.DataRow("产品编码") = Nothing
Else
e.DataRow("产品编码") = GetPy(e.DataRow("产品名称"), 1)
End If
Case "销售日期","产品编码"
If e.DataRow.IsNull("销售日期") OrElse e.DataRow.IsNull("产品编码") Then
e.DataRow("销售订单编码") = Nothing
Else
Dim d As Date = e.DataRow("销售日期")
Dim y As Integer = d.Year
Dim m As Integer = d.Month
Dim Days As Integer = Date.DaysInMonth(y,m)
Dim fd As Date = New Date(y,m,1) '获得该月的第一天
Dim ld As Date = New Date(y,m,Days) '获得该月的最后一天
Dim bh As String = Format(d,"yyyyMM") & "-" '生成编号的前缀
Dim fix As String = "-" & e.DataRow("产品编码")
If e.DataRow("销售订单编码").StartsWith(bh) = False OrElse e.DataRow("销售订单编码").EndsWith(fix) = False '如果单据编号前缀不符
Dim max As String
Dim idx As Integer
Dim flt As String
flt = "销售订单编码 like '" & bh & "%' and 销售订单编码 like '%" & fix & "' And 销售日期 >= #" & fd & "# And 销售日期 <= #" & ld & "# And [_Identify] <> " & e.DataRow("_Identify")
max = e.DataTable.Compute("Max(销售订单编码)",flt) '取得该月的相同工程代码的最大单据编号
If max > "" Then '如果存在最大单据编号
idx = CInt(max.Substring(7,3)) + 1 '获得最大单据编号的后四位顺序号,并加1
Else
idx = 1 '否则顺序号等于1
End If
e.DataRow("销售订单编码") = bh & Format(idx,"000") & fix
End If
End If
End Select
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Post By：2017/6/3 8:42:00 [显示全部帖子]
