主题：[求助]报表打印问题

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("装配表")

Dim ColNames As String() = New String(){"会员编号", "喜好", "配比"}

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

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

rt.Style.Font = tb.Font

For c As Integer = 0 To ColNames.Length - 1 '逐列设置和填入内容

rt.Cells(0,c).Text = ColNames(c) '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(ColNames(c)).PrintWidth '列宽等于实际列宽

If tb.Cols(ColNames(c)).IsNumeric OrElse tb.Cols(ColNames(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.Rows(r)(ColNames(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

'如果需要分栏打印,请加上下面两行

'doc.Columns.Add()

'doc.Columns.Add()

doc.Preview()

Tables("装配表").cols("日期").Visible=False

Tables("装配表").cols("品种").Visible=False

Tables("装配表").cols("小计").Visible=False

Dim tb As Table = Tables("装配表")

tb.SaveExcel(ProjectPath & "test.xls","装配表")

Tables("装配表").cols("日期").Visible=True

Tables("装配表").cols("品种").Visible=True

Tables("装配表").cols("小计").Visible=True

Dim Proc As New Process

Proc.File = ProjectPath & "test.xls"

Proc.Start()