方法一:
Dim trv As WinForm.TreeView = e.Form.Controls("trv_main")trv.SelectedNode=trv.Nodes("aaa")
trv.Select
方法二:
http://www.foxtable.com/bbs/dispbbs.asp?BoardID=2&ID=54036&skin=0
http://www.foxtable.com/bbs/dispbbs.asp?BoardID=2&ID=44083&skin=0