NodeExpansionChanging Event

This event is raised when a XamDataTreeNode is expanding or collapsing.

Syntax

Visual Basic

'Declaration
 
Public Event NodeExpansionChanging As EventHandler(Of CancellableNodeExpansionChangedEventArgs)

C#

public event EventHandler<CancellableNodeExpansionChangedEventArgs> NodeExpansionChanging

Event Data

The event handler receives an argument of type CancellableNodeExpansionChangedEventArgs containing data related to this event. The following CancellableNodeExpansionChangedEventArgs properties provide information specific to this event.

Property	Description
Cancel (Inherited from Infragistics.CancellableEventArgs)
Node (Inherited from Infragistics.Controls.Menus.CancellableNodeEventArgs)	The XamDataTreeNode that was modified.

Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2