Try the following Javascript to achieve your scenario.
JS:
<script type="text/javascript">
functionOnClientNodeExpanding(sender, args)
{
varcheck = document.getElementById("CheckBox1");
if(!check.checked)
{
args.set_cancel(true);
}
}
</script>
Hope this helps.
Thanks,
Princy.
0
Ivana
Telerik team
answered on 12 Jul 2012, 01:01 PM
Hi Stephen,
You can take advantage of the client API of the control in order to achieve the described behavior.
Here is an example which shows one possible approach:
<telerik:RadTreeNode Text="Business & Office" />
<telerik:RadTreeNode Text="Database" />
</Nodes>
</telerik:RadTreeNode>
<telerik:RadTreeNode Text="Books">
<Nodes>
<telerik:RadTreeNode Text="Arts" />
<telerik:RadTreeNode Text="Biographies" />
</Nodes>
</telerik:RadTreeNode>
<telerik:RadTreeNode Text="Music">
<Nodes>
<telerik:RadTreeNode Text="Alternative" />
<telerik:RadTreeNode Text="Blues" />
</Nodes>
</telerik:RadTreeNode>
<telerik:RadTreeNode Text="Movies">
<Nodes>
<telerik:RadTreeNode Text="Action" />
<telerik:RadTreeNode Text="Animation" />
</Nodes>
</telerik:RadTreeNode>
</Nodes>
</telerik:RadTreeView>
I hope this will help.
Greetings,
Ivana
the Telerik team
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