主题：专业报表

分组 打印部分列 打印部分行

Dim Rows As List(Of DataRow)
Dim Regions As List(Of String) = tbl.DataTable.GetValues("地区")
doc.Pagesetting.LandScape = True
For Each Region As String In Regions  （希望打印日期为今天的行，如何写代码？）
    rx = New prt.RenderText
    rx.Style.FontSize = 14
    rx.Style.FontBold = True
    rx.Style.Spacing.Bottom = 2
    rx.Text = "地区: " & Region
    doc.Body.Children.Add(rx)
    rt = New prt.RenderTable
    rt.Style.Font = Tables("客户").Font
    rt.Style.TextAlignVert = prt.AlignVertEnum.Center
    rt.Style.GridLines.All = New prt.LineDef(0.3,Color.LightGray)
    rt.Style.Spacing.Bottom = 5
    rt.CellStyle.Spacing.All = 1
    rt.Style.Font = tbl.Font
    Rows = tbl.DataTable.Select("[地区] = '" & Region & "'")
rt.Cells(0,0).Text = "客户ID"
For r As Integer = 0 To tbl.Rows.Count -1 '开始填入该列内容
    rt.Cols(0).Width = 20
    Dim fdr As DataRow = DataTables("客户表").Find("客户 = '" & tbl.Rows(r)("客户") & "'")
    If fdr IsNot Nothing Then
        rt.Cells(r + 1, 0).Text = fdr("客户Id")
    Else
        rt.Cells(r + 1, 0).Text = ""
    End If
Next
For c As Integer = 0 To ColNames.Length - 1 '逐列设置和填入内容
    rt.Cells(0,c+1).Text = ColNames(c) '列名作为标题
    rt.Cells(0,c+1).Style.TextAlignHorz = prt.AlignHorzEnum.Center '标题内容水平居中
    rt.Cols(c+1).Width = tbl.Cols(ColNames(c)).PrintWidth '列宽等于实际列宽
    If tbl.Cols(ColNames(c)).IsNumeric OrElse tbl.Cols(ColNames(c)).IsDate Then '如果是数值或日期列
        rt.Cols(c+1).Style.TextAlignHorz = prt.AlignHorzEnum.Right '数据水平靠右
    End If
    For r As Integer = 0 To tbl.Rows.Count -1 '开始填入该列内容
        rt.Cells(r + 1, c+1).Text = tbl.Rows(r)(ColNames(c))
    Next
Next
rt.RowGroups(0,1).Header = prt.TableHeaderEnum.All
    doc.Body.Children.Add(rt)
Next
doc.preview()