[求助]目录树的问题。 - 专家坐堂 - Foxtable(狐表) - 新一代数据库软件，完美融合Access、Foxpro、Excel、vb.net之优势，人人都能掌握的快速软件开发工具!

'此函数用于更新主窗口左侧的Treeview控件
Dim TvwCtl As WinForm.TreeView = Args(0)   '要更新的Treeview控件
Dim TblName As String = Args(1)            '数据来源表
Dim Columns As String = Args(2)            '要构建Treeview的字段
If Tables(TblName).Rows.Count = 0 Then Return Nothing
TvwCtl.Form.StopRedraw
TvwCtl.BuildTree(TblName ,Columns)
Dim ArrColName() As String = Columns.Split("|")
For i As Integer = 0 To Ubound(ArrColName)
    If DataTables(TblName).DataCols(ArrColName(i)).IsDate Then
        Dim Dt As Date = DataTables(TblName).DataRows(0)(ArrColName(i))
        If Dt.Hour = 0 And Dt.Minute = 0 And Dt.Minute = 0 Then
            For Each Nd As WinForm.TreeNode In TvwCtl.AllNodes
               If Nd.Level = i Then
                    Dim idx = Nd.Text.IndexOf(" ")
                    If idx > 0 Then
                        Nd.Text = Nd.Text.SubString(0,idx)
                    End If
                End If
            Next
        End If
    End If
Next
TvwCtl.Nodes.Insert("显示所有行",0)
TvwCtl.Form.ResumeRedraw

主题：[求助]目录树的问题。