Collection.CollectionChanged Event

Fires when the number or arrangement of items within the collection changes.

Namespace: DevExpress.XtraNavBar

Assembly: DevExpress.XtraNavBar.v23.2.dll

NuGet Packages: DevExpress.Win, DevExpress.Win.Navigation

Declaration

C#

public event CollectionChangeEventHandler CollectionChanged

VB.NET

Public Event CollectionChanged As CollectionChangeEventHandler

Event Data

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

Property	Description
Action	Gets an action that specifies how the collection changed.
Element	Gets the instance of the collection with the change.

Remarks

Write a CollectionChanged event handler to perform specific actions each time an item is added to, removed from or moved within the list. The parameter allows you to identify the item and the action performed to implement a proper response.