System 2.0.0.0 4.0.0.0 System.EventArgs A event is raised when the current user changes. Provides data for the event. Constructor 2.0.0.0 4.0.0.0 To be added. Initializes a new instance of the class using the specified session change event type identifer. A that indicates the type of session change event. Property 2.0.0.0 4.0.0.0 Microsoft.Win32.SessionSwitchReason To be added. To be added. Gets an identifier that indicates the type of session change event.