Dim dlg As New SaveFileDialog

dlg.Filter= "pdfl文件|*.pdf"

dlg.FileName = user.name  & "_Label1.pdf"

If dlg.ShowDialog = DialogResult.Ok Then

    Dim doc As New PrintDoc \'定义一个新报表

    Dim rt As New prt.RenderTable \'定义一个新表格

    \' Dim tb As Table = Tables("进销存")

    Dim tb As Table = Tables("综合窗口_Table5")

    rt.Width = "Auto" \'表格宽度为自动,也就是等于各列设置宽度之和

    doc.PageSetting.Landscape = True \'横向打印

    

    

    

    rt.SplitHorzBehavior = prt.SplitBehaviorEnum.SplitIfNeeded \'表格宽度超出页宽时,可以水平换页

    \'-------------------------导出所有列不包括隐藏列----------------------------------------

    rt.Style.Font = new Font("楷体", tb.Font.Size)

    Dim idx As Integer = 0

    For c As Integer = 0 To tb.Cols.Count -1 \'逐列设置和填入内容

        If tb.Cols(c).visible = False Then Continue For

        rt.Cells(0,idx).Text = tb.Cols(c).Name \'列名作为标题

        rt.Cells(0,idx).Style.TextAlignHorz = prt.AlignHorzEnum.Center \'标题内容水平居中

        rt.Cols(idx).Width = tb.Cols(c).PrintWidth \'列宽等于实际列宽

        If tb.Cols(c).IsNumeric OrElse tb.Cols(c).IsDate Then \'如果是数值或日期列

            rt.Cols(idx).Style.TextAlignHorz = prt.AlignHorzEnum.Right \'数据水平靠右

        End If

        For r As Integer = 0 To tb.Rows.Count -1 \'开始填入该列内容

            rt.Cells(r + 1, idx).Text = tb(r,c)

        Next

        idx += 1

    Next

    \'------------------------导出所有列包括隐藏列-----------------------------           

    \'rt.Style.Font = new Font("楷体", tb.Font.Size)

    \' For c As Integer = 0 To tb.Cols.Count -1 \'逐列设置和填入内容

    \'rt.Cells(0,c).Text = tb.Cols(c).Name \'列名作为标题

    \' rt.Cells(0,c).Style.TextAlignHorz = prt.AlignHorzEnum.Center \'标题内容水平居中

    \'rt.Cols(c).Width = tb.Cols(c).PrintWidth \'列宽等于实际列宽

    \'If tb.Cols(c).IsNumeric OrElse tb.Cols(c).IsDate Then \'如果是数值或日期列

    \' rt.Cols(c).Style.TextAlignHorz = prt.AlignHorzEnum.Right \'数据水平靠右

    \'End If

    \' For r As Integer = 0 To tb.Rows.Count -1 \'开始填入该列内容

    \'  rt.Cells(r + 1, c).Text = tb(r,c)

    \'Next

    \' Next

\'=================================================================================================

    rt.Style.Gridlines.All = New prt.Linedef(Color.Gray) \'灰色网格线

    rt.CellStyle.Spacing.All = 0.5 \'单元格内距设为0.5毫米

    rt.Rows(0).Style.TextAlignHorz = prt.AlignHorzEnum.Center \'第一行内容水平居中

    rt.RowGroups(0,1).Header = prt.TableHeaderEnum.All \'利用行组,将第一行设为表头

    doc.Body.Children.Add(rt) \'将表格加入到报表

    

    doc.SavePDF(dlg.FileName)

    MessageBox.show("导出成功!","导出完成提示")

End If