Question

How to automatically post back to the server when a TreeNode check box has been checked in a TreeView control ??

Answer 1

sorry, there is no autopostback

you can add this behaviour with simple javascript

you should check this article
http://forums.asp.net/p/1109288/1888180.aspx

<script language="javascript" type="text/javascript">

    function postBackByObject()
    {
        var o = window.event.srcElement;
        if (o.tagName == "INPUT" && o.type == "checkbox")
        {
           __doPostBack("","");
        }
    }
</script>