Serves as the base class for classes which provide data for certain AppointmentItem events.
public class AppointmentItemEventArgs : EventArgs
Public Class AppointmentItemEventArgs Inherits EventArgs
The AppointmentItemEventArgs class provides the AppointmentItemEventArgs.Appointment property which specifies the appointment being processed in the event handler.
An instance of the AppointmentItemEventArgs class with appropriate settings is automatically created and passed to the corresponding event's handler.