看Windows Forms QuickStart上面的例子
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<%@ Register TagPrefix="mytree" Namespace="Microsoft.Web.UI.WebControls" Assembly ="Microsoft.Web.UI.WebControls"%>
<html>
<HEAD>
<script Language="VB" runat="server">
Sub Page_Load(sender As Object, e As EventArgs)
if not ispostback then
dim strsql as string = "SELECT type_name,bottom from case_sort where father_name='父分类'"
dim MyComm as OleDbCommand = new OleDbCommand(strsql,MyConnection)
dim dr as OleDbDataReader = MyComm.ExecuteReader()
while dr.Read()
mynode = new TREENODE()
mynode.Text = dr("type_name")
if dr("bottom")=true then
mynode.Type = "depot"
else
mynode.Type = "depot_type"
end if
treeview1.Nodes(0).Nodes.Add(mynode)
End While
dr.Close()
dr = nothing
treeview1.Nodes(0).EXPANDED = true
type_info.text = "父分类"
end if
End Sub
</script>
</HEAD><BODY leftMargin=0 topMargin=0>
<form id="myform" runat="server">
<mytree:treeview id="treeview1" Width="272" height="300" AutoPostBack="true" SHOWPLUS="true" SHOWLINES="true" runat="server">
<mytree:TREENODETYPE TYPE="title_info" IMAGEURL="./images/logo_small.gif"></mytree:TreeNodeType>
<mytree:TREENODETYPE TYPE="depot_type" CHILDTYPE="depot" ExpandedImageUrl="./images/folderopen.gif" IMAGEURL="images/folder.gif"></mytree:TreeNodeType>
<mytree:TREENODETYPE TYPE="depot" IMAGEURL="./images/leaf.gif"></mytree:TreeNodeType>
<treenode Text="案例分类" type="title_info"></treenode>
</mytree:treeview>
</form>
</BODY>
</html>
我找好多天了,没找到,我是beta2
this.treeView1.Nodes.AddRange(new System.Windows.Forms.TreeNode[] {
new System.Windows.Forms.TreeNode("D:\\test\\", new System.Windows.Forms.TreeNode[] {
//////////////////////////////////////////////////////////////////////////
new System.Windows.Forms.TreeNode("文件夹", new System.Windows.Forms.TreeNode[] {
new System.Windows.Forms.TreeNode("文件")}
)}
)}
);但看网上的一个例子却不是用new定义的