17. The network interface of claim 14 wherein the network view portion of the network interface is generating using one or more network data structures retrieved from the database, a given one of the network base classes to generate functions common to multiple views, and a given one of the display classes derived from the given network base class to generate operations specific to a particular view.
17. The network interface of claim 14 wherein the network view portion of the network interface is generating using one or more network data structures retrieved from the database, a given one of the network base classes to generate functions common to multiple views, and a given one of the display classes derived from the given network base class to generate operations specific to a particular view. 19. The network interface of claim 17 wherein the functions common to multiple views include at least one of the following operations: identification, selection, zooming, panning, rotation, elision, collapse, expand, repositioning and transforming.