Dim trv1 As WinForm.TreeView = e.Form.Controls("TreeView1")
Dim trv2 As WinForm.TreeView = e.Form.Controls("TreeView2")
Dim nd1 As WinForm.TreeNode = trv1.SelectedNode
Dim nd2 As WinForm.TreeNode = trv2.SelectedNode
Dim dr As DataRow
Dim sl As Integer
If nd2.Level = 0 Then
dr = DataTables("用户_授权").Find("父节点 = '"& e.Node.Name &"'")
ElseIf nd2.Level = 1 Then
dr = DataTables("用户_授权").Find("父节点 = '"& e.Node.ParentNode.Name &"' and 子节点 = '"& e.Node.Name &"'")
End If
If dr IsNot Nothing Then
If dr("用户").contains(nd1.Text) = False
dr("用户") = dr("用户") & "," & nd1.Text
End If
End If