For Each zh As String In DataTables("订单明细").GetValues("房间","订单编号='" & Tables("订单表").Current("订单编号") & "'") '增加分组
Dim grp As WinForm.ListViewGroup = lvw.Groups.Add()
grp.Name = zh
grp.Text = zh
Next
For Each dr As Row In Tables("订单表.订单明细").Rows
'Dim Key As String = dr("图标")
Dim r As WinForm.ListViewRow = lvw.Rows.Add() '增加一行
lvw.Images.AddImage(Key, Key & ".ico", Key & "48.ico") '添加代表这个国家的一对图标
'r.ImageKey = Key '指定图标键值
r.Group = dr("房间") '指定所属分组
For Each cl As String In cls '逐列取值
Select Case cl
'Case "人口","面积" '如果是人口列或面积列
'r(cl) = format(dr(cl),"#,000") '则显示千位分割符号
Case Else
r(cl) = dr(cl)
End Select
Next
Next