System 2.0.0.0 4.0.0.0 System.Attribute System.AttributeUsage(System.AttributeTargets.Class) The class identifies the event for which data-bound controls can be loaded. It is intended for use at design time to determine which event to handle when autogenerating data-binding code. Specifies which event is raised on initialization. This class cannot be inherited. Constructor 2.0.0.0 4.0.0.0 To be added. Initializes a new instance of the class. The name of the initialization event. Property 2.0.0.0 4.0.0.0 System.String To be added. To be added. Gets the name of the initialization event.