BeforeFocusNodeEventHandler Delegate

Represents a method that will handle the TreeList.BeforeFocusNode event.

Namespace: DevExpress.XtraTreeList

Assembly: DevExpress.XtraTreeList.v21.1.dll


public delegate void BeforeFocusNodeEventHandler(
    object sender,
    BeforeFocusNodeEventArgs e


Name Type Description
sender Object

The event sender (typically the TreeList control).

e BeforeFocusNodeEventArgs

A BeforeFocusNodeEventArgs object that contains data related to the event.


When you create a BeforeFocusNodeEventHandler delegate, you identify the method that will handle the event. To associate the event with your event handler, add an instance of the delegate to the event. The event handler is called whenever the event occurs, unless you remove the delegate.

See Also