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I can't active RadTreeView.NodeExpand

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zong
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zong asked on 25 Aug 2008, 02:27 AM
Hi:
    I write a sub on my page.aspx.vb:

Protected Sub RadTreeView_NodeExpand(ByVal sender As Object, ByVal e As Telerik.Web.UI.RadTreeNodeEventArgs) Handles RadTreeView.NodeExpand
    'my program
End Sub

but when i run this page. when i expand any node but i can't     active RadTreeView_NodeExpand,expand handler does not execute.

why.please tell me

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Veselin Vasilev
Telerik team
answered on 25 Aug 2008, 11:54 AM
Hello zong,

Can you please check if the parent nodes have ExpandMode property set to either ServerSideCallBack or ServerSide? This is mandatory for NodeExpand event to fire.


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Veskoni
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