以文本方式查看主题 - Foxtable(狐表) (http://foxtable.net/bbs/index.asp) -- 专家坐堂 (http://foxtable.net/bbs/list.asp?boardid=2) ---- 后台加载 (http://foxtable.net/bbs/dispbbs.asp?boardid=2&id=92248) |
-- 作者:刘林 -- 发布时间:2016/10/30 8:27:00 -- 后台加载 Dim cmd As New SQLCommand Dim dt As DataTable Dim xx As String = user.Group cmd.c cmd.CommandText = "SEL ECT DISTINCT 考试名称,单位名称,年级代码,班级 where 学校代码 = xx From {成绩}" dt = cmd.ExecuteReader() Dim trv As WinForm.TreeView = e.Form.Controls("TreeView1") trv.BuildTree(dt,"考试名称|单位名称|年级代码|班级") trv.Nodes.Insert("加载所有数据",0) 老师,分户分组用的成绩表中的”学校代码”,我想在打开一窗口时,后台加载目录树只提取该学校的考试名称,单位名称,年级代码,班级,上面句子有误,请问怎么办?
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-- 作者:狐狸爸爸 -- 发布时间:2016/10/30 9:49:00 -- 如果学校代码列是字符型: cmd.CommandText = "SEL ECT DISTINCT 考试名称,单位名称,年级代码,班级 where 学校代码 =\'" & xx & "\' From {成绩}" 如果学校代码列是数值型: cmd.CommandText = "SEL ECT DISTINCT 考试名称,单位名称,年级代码,班级 where 学校代码 = “ & xx & ” From {成绩}" 表达式的合成: http://www.foxtable.com/webhelp/scr/1284.htm |
-- 作者:刘林 -- 发布时间:2016/10/30 10:19:00 -- 哦,谢谢,另外打印分班考号表,换页不对,出现是先把所有班级一页一页显示了,才集中打印出明细呢,请指导。 Dim doc As New PrintDoc Dim rt As Prt.RenderTable Dim rx As prt.RenderText Dim tb As Table = Tables("打印考试用表_table1") Dim ColNames As String() = New String(){"考号", "姓名"} Dim Rows As List(Of DataRow) Dim Regions As List(Of String) = tb.DataTable.GetValues("班级") Dim rm As prt.RenderEmpty tb.sort = "班级,考号" For Each Region As String In Regions rm = new prt.RenderEmpty \'定义一个新的空对象 rm.BreakBefore = prt.BreakEnum.Page \'打印前换页 doc.Body.Children.Add(rm) rx = New prt.RenderText rx.Style.FontSize = 14 rx.Style.FontBold = True rx.Style.Spacing.Bottom = 2 rx.Text = "班级: " & Region & "考号表" doc.Body.Children.Add(rx) rt = New prt.RenderTable Doc.PageSetting.LeftMargin = 10 \'设置左边距 Doc.PageSetting.RightMargin = 10 \'设置右边距 Doc.PageSetting.TopMargin = 10 \'设置上边距 Doc.PageSetting.BottomMargin = 10 \'设置下边距 rt.Cols(0).Width = 60 rt.Cols(1).width = 50 rt.Style.TextAlignVert = prt.AlignVertEnum.Center rt.Style.GridLines.All = New prt.LineDef(0.3,Color.black) rt.Style.Spacing.Bottom = 2 rt.CellStyle.Spacing.All = 1 rt.Style.Font = New Font("宋体", 8, FontStyle.Bold) \'设置字体 rt.Style.Spacing.All = 1 Rows = tb.DataTable.Select("[班级] = \'" & Region & "\'") For c As Integer = 0 To ColNames.Length - 1 \'逐列设置和填入内容 For r As Integer = 0 To tb.Rows.Count -1 \'开始填入该列内容 rt.Cells(r,c).Text = tb.Rows(r)(ColNames(c)) Next Next \'\'\'\' rt.RowGroups(0,1).Header = prt.TableHeaderEnum.All Next doc.Columns.Add() doc.Columns.Add() doc.Body.Children.Add(rt) doc.preview() |