ASPxTreeView.ExpandedChanged Event

Fires on the server side after a node’s expansion state has been changed by end-user interaction.

Namespace: DevExpress.Web

Assembly: DevExpress.Web.v24.1.dll

NuGet Package: DevExpress.Web

Declaration

C#

public event TreeViewNodeEventHandler ExpandedChanged

VB.NET

Public Event ExpandedChanged As TreeViewNodeEventHandler

Event Data

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

Property	Description
Node	Gets a node object related to the event.

Remarks

Write a ExpandedChanged event handler to perform specific actions on the server side, after each time a node’s expansion state has been changed by end-user interaction.