Event which is raised when this datasource control is about to perform the delete action on an entity. If LivePersistence is set to false, this event is raised right before the entity to delete is added to the unitofwork(2) object. Cancelling this event will abort the delete action and the entity won't be inserted. The entity to delete is part of the event args.

public event EventHandler<CancelableDataSourceActionEventArgs> EntityDeleting

Public Event EntityDeleting As EventHandler(Of CancelableDataSourceActionEventArgs)