System 2.0.0.0 4.0.0.0 System.EventArgs Typically, the value of the property is set in an event handler to indicate that the system should perform no further processing. This class is a base class for types such as the , , , and classes. Provides data for events that can be handled completely in an event handler. Constructor 2.0.0.0 4.0.0.0 To be added. Initializes a new instance of the class with a default property value of false. Constructor 2.0.0.0 4.0.0.0 To be added. Initializes a new instance of the class with the specified default value for the property. The default value for the property. Property 2.0.0.0 4.0.0.0 System.Boolean To be added. To be added. Gets or sets a value that indicates whether the event handler has completely handled the event or whether the system should continue its own processing.