\'\'目录树生成代码
Tables("organList").Filter = ""
Dim tr As WinForm.TreeView = e.Form.Controls("TreeView1")
Dim nd As WinForm.TreeNode
Dim dt As DataTable = DataTables("organList")
tr.StopRedraw()\'\'停止绘制目录树
tr.Nodes.Clear
\'tr.Nodes.Add("全部")
For Each dr As DataRow In dt.datarows
    If dr.IsNull("superName") Then
   \'If dr("organName") = _UserOrgan Then
        nd = tr.Nodes.Add(dr("organName"),dr("organName"))
        Functions.Execute("AddChildren",nd,dt)
    End If
Next
tr.ResumeRedraw() \'\'恢复绘制目录树

\'\'目录树checknode代码

Dim nms As String() = {"superName","organName"} \'指定生成目录树的各列
Dim qts As String() = {"\'","\'"} \'指定将各列的值括起来的符号,这里都是字符型,所以都是单引号
Dim trv As WinForm.TreeView = e.Sender
Dim flt As String
Dim nd As WinForm.TreeNode
For Each nd In e.node.allNodes \'清除子节点的选中标记
    nd.Checked = False
Next
nd = e.Node.ParentNode
Do While nd IsNot Nothing \'清除父节点的选中标记
    nd.Checked = False
    nd = nd.ParentNode
Loop
For Each nd In trv.AllNodes
    If nd.Checked  Then
        Dim rts() As String = nd.FullPath.Split("\\")
        Dim val As String = ""
        For i As Integer = 0 To rts.length - 1
            If val > "" Then
                val = val & " And "
            End If
            val = val & nms(i) & " = " & qts(i) & rts(i) & qts(i)
        Next
        If flt > "" Then
            flt = flt & " Or (" & val & ")"
        Else
            flt = val
        End If
    End If
Next
Tables("organList").Filter  = flt

 老师，您看这个目录树筛选只能是两级，如果我点县支行，它就报错了，我不会改afterchecknode代码，如何让它可以三级都筛选，也没有问题.

老师，您看我那个目录树其实是根据递归生成的，单位之前互为上下级，

老师，我是这么改的，但是现在，我比如把本级单位选中，它会把表里面的上级单位也选出来

此主题相关图片如下：1.png

我试着改代码，但是没改对，