ArcObjects Library Reference (TrackingAnalyst)  

IArrivingLocationTrigger Interface

Provides access to the action's location trigger specifically for the geometrical arriving (entering) or departing (exited) a polygon.

Product Availability

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

CoClasses that implement IArrivingLocationTrigger

CoClasses and Classes Description
ArrivingLocationTrigger Controls the implementation of the action's location trigger for the geometrical arriving (entering) or departing (exited) a polygon.