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-  Foxtable(狐表)  (http://foxtable.net/bbs/index.asp)
--  专家坐堂  (http://foxtable.net/bbs/list.asp?boardid=2)
----  窗口打印  (http://foxtable.net/bbs/dispbbs.asp?boardid=2&id=90964)

--  作者:lk15502
--  发布时间:2016/9/26 16:06:00
--  窗口打印
窗口的中间是订单明细表,上面和下面绑定了订单表的几个字段,右下角有个打印按钮,打印预览只打印了中间的表,上下的绑定数据没有显示,请问老师如何解决;能够打印整个窗口,
还有如何排除空的列
Dim doc As New PrintDoc
Dim rt As New prt.RenderTable
Dim tb As Table = Tables("生产计划单_table1")
Dim ColNames As String() = New String(){"生产品名规格", "颜色意见","客户款号","客户订单号","订单重量","生产计划重量"}
Dim MergeCols As Integer = 2 \'指定要合并的列数
tb.Sort = "生产品名规格,颜色意见" \'根据合并列排序
rt.Width = "Auto"
rt.SplitHorzBehavior = prt.SplitBehaviorEnum.SplitIfNeeded 
rt.Style.Font = tb.Font
rt.Style.TextAlignVert = prt.AlignVertEnum.Center
rt.RepeatGridLinesVert = True \'换页后重复表格线
For c As Integer = 0 To ColNames.Length - 1
    Dim lr As Integer \' 用于保存合并区域的起始行
    rt.Cells(0,c).Text = ColNames(c)
    rt.Cells(0,c).Style.TextAlignHorz = prt.AlignHorzEnum.Center
    rt.Cols(c).Width = tb.Cols(ColNames(c)).PrintWidth
    If tb.Cols(ColNames(c)).IsNumeric OrElse tb.Cols(ColNames(c)).IsDate Then
        rt.Cols(c).Style.TextAlignHorz = prt.AlignHorzEnum.Right
    End If
    For r As Integer = 0 To tb.Rows.Count - 1
        If c <= MergeCols - 1 Then \'如果是要合并的列
            Dim Merge As Boolean = True
            If r = 0 Then
                Merge = False
            Else
                For n As Integer = 0 To c
                    If tb.Rows(r)(ColNames(n)) <> tb.Rows(r - 1)(ColNames(n))
                        Merge = False
                        Exit For
                    End If
                Next
            End If
            If Merge Then
                rt.Cells(lr,c).SpanRows = rt.Cells(lr,c).SpanRows + 1
            Else
                rt.Cells(r + 1, c).Text = tb.Rows(r)(ColNames(c))
                rt.Cells(r + 1, c).VertSplitBehavior = prt.CellSplitBehaviorEnum.Copy \'换页后重复单元格
                lr = r + 1
            End If
        Else
            rt.Cells(r + 1, c).Text = tb.Rows(r)(ColNames(c))
        End If
    Next
Next
rt.Style.Gridlines.All = New prt.Linedef(Color.Gray)
rt.CellStyle.Spacing.All = 0.5
rt.Rows(0).Style.TextAlignHorz = prt.AlignHorzEnum.Center
rt.RowGroups(0,1).Header = prt.TableHeaderEnum.All
doc.Body.Children.Add(rt)
doc.PageSetting.Landscape = True \'横向打印
doc.Preview()

--  作者:有点蓝
--  发布时间:2016/9/26 16:26:00
--  
这个打印代码跟窗口打印有什么关系?


--  作者:lk15502
--  发布时间:2016/9/26 16:41:00
--  
改了代码,出现了两个重叠的表,怎么排除,原来的没有合并单元格的表
Dim doc As PrintDoc = e.Form.gernateprintdoc() 
Dim rt As New prt.RenderTable
Dim tb As Table = Tables("生产单_table1")
Dim ColNames As String() = New String(){"订单品名规格", "颜色意见","客户款号","客户订单号","订单重量"}
Dim MergeCols As Integer = 2 \'指定要合并的列数
tb.Sort = "订单品名规格,颜色意见" \'根据合并列排序
rt.Width = "Auto"
rt.SplitHorzBehavior = prt.SplitBehaviorEnum.SplitIfNeeded 
rt.Style.Font = tb.Font
rt.Style.TextAlignVert = prt.AlignVertEnum.Center
rt.RepeatGridLinesVert = True \'换页后重复表格线
For c As Integer = 0 To ColNames.Length - 1
    Dim lr As Integer \' 用于保存合并区域的起始行
    rt.Cells(0,c).Text = ColNames(c)
    rt.Cells(0,c).Style.TextAlignHorz = prt.AlignHorzEnum.Center
    rt.Cols(c).Width = tb.Cols(ColNames(c)).PrintWidth
    If tb.Cols(ColNames(c)).IsNumeric OrElse tb.Cols(ColNames(c)).IsDate Then
        rt.Cols(c).Style.TextAlignHorz = prt.AlignHorzEnum.Right
    End If
    For r As Integer = 0 To tb.Rows.Count - 1
        If c <= MergeCols - 1 Then \'如果是要合并的列
            Dim Merge As Boolean = True
            If r = 0 Then
                Merge = False
            Else
                For n As Integer = 0 To c
                    If tb.Rows(r)(ColNames(n)) <> tb.Rows(r - 1)(ColNames(n))
                        Merge = False
                        Exit For
                    End If
                Next
            End If
            If Merge Then
                rt.Cells(lr,c).SpanRows = rt.Cells(lr,c).SpanRows + 1
            Else
                rt.Cells(r + 1, c).Text = tb.Rows(r)(ColNames(c))
                rt.Cells(r + 1, c).VertSplitBehavior = prt.CellSplitBehaviorEnum.Copy \'换页后重复单元格
                lr = r + 1
            End If
        Else
            rt.Cells(r + 1, c).Text = tb.Rows(r)(ColNames(c))
        End If
    Next
Next
rt.Style.Gridlines.All = New prt.Linedef(Color.Gray)
rt.CellStyle.Spacing.All = 0.5
rt.Rows(0).Style.TextAlignHorz = prt.AlignHorzEnum.Center
rt.RowGroups(0,1).Header = prt.TableHeaderEnum.All
doc.Body.Children.Add(rt)
doc.PageSetting.Landscape = True \'横向打印
doc.Preview()

--  作者:有点蓝
--  发布时间:2016/9/26 16:57:00
--  
没搞懂你要做什么,上例子说明
--  作者:lk15502
--  发布时间:2016/9/26 17:00:00
--  
老师,就是想打印窗口,然后窗口中的表的前两列合并单元格,同时排除空的列
--  作者:有点蓝
--  发布时间:2016/9/26 17:02:00
--  
上例子说明