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ASPxTreeList.NodeExpanded Event

Fires after a node has been expanded.

Namespace: DevExpress.Web.ASPxTreeList

Assembly: DevExpress.Web.ASPxTreeList.v23.2.dll

NuGet Package: DevExpress.Web


public event TreeListNodeEventHandler NodeExpanded

Event Data

The NodeExpanded event's data class is TreeListNodeEventArgs. The following properties provide information specific to this event:

Property Description
Node Gets the node currently being processed.


This event is raised after a node has been expanded by an end-user or in code. Note that it provides a notification only, and you cannot cancel the action. To control whether individual nodes can be expanded, handle the ASPxTreeList.NodeExpanding event instead.

To learn more, see Expanding and Collapsing Nodes.

See Also