Occurs before a criteria is applied to the notifications collection.
Namespace: DevExpress.ExpressApp.Notifications
Assembly: DevExpress.ExpressApp.Notifications.v19.2.dll
The CustomizeNotificationCollectionCriteria event's handler receives an argument of the DevExpress.Persistent.Base.General.CustomizeCollectionCriteriaEventArgs type.
Handle this event to customize the notifications criteria. An example is provided in the How to: Show Notifications to a Specific User topic.