ASPxClientTreeViewNode.SetExpanded(value) Method
Sets a value which specifies the node’s expansion state.
#Declaration
SetExpanded(
value: boolean
): void
#Parameters
Name | Type | Description |
---|---|---|
value | boolean |
|
#Remarks
Use the SetExpanded property to collapse or expand a node on the client-side. In order to determine the node’s expansion state use the ASPxClientTreeViewNode.GetExpanded method on the client side.
To learn more, see the Expanding and Collapsing Nodes topic.
#Example
The code below shows how you can handle the client NodeClick event to expand and collapse nodes with a click.
<dx:aspxtreeview id="ASPxTreeView1" runat="server" datasourceid="XmlDataSource1">
<ClientSideEvents NodeClick="function(s, e) {
e.node.SetExpanded(!e.node.GetExpanded());
}"></ClientSideEvents>
</dx:aspxtreeview>