ArcObjects Library Reference (TrackingAnalyst)  

Listener Class

Provides the mechanism for the realtime feeds to notify the dynamic controller when to update the screen.

Listener is a non-creatable object. References to non-creatable objects must be obtained through other objects.

Product Availability

Available with ArcGIS Engine, ArcGIS Desktop, and ArcGIS Server. Requires Tracking Analyst Extension.

Interfaces

Interfaces Description
IListener Provides access to enable notification to the display controller when data is added or removed.