ArcGIS Developer Help

INetworkAnalystExtension Interface

Provides access to the network analyst extension.

Product Availability

Available with ArcGIS Desktop. Requires Network Analyst Extension.

Members

	Name	Description
	CurrentNetworkLayer	The current network layer.
	NAWindow	The network analysis window.
	NetworkLayer	The network layer by index.
	NetworkLayerCount	The number of network layers.
	ShowAnalysisMessagesAfterSolve	The types of messages that are displayed after solving.
	ZoomToResultAfterSolve	Indicates if the window should zoom the map to show results after solving.

Classes that implement INetworkAnalystExtension

Classes	Description
NetworkAnalystExtension	The extension for network analysis.

Remarks

The INetworkAnalystExtension interface is the main interface for the NetworkAnalystExtension ArcMap extension used to access the NetworkLayers and the NAWindow which contains NALayers.

There are methods to get

The NAWindow which holds the NALayers.
The NetworkLayer which holds a reference to a NetworkDataset.

.NET Samples

Export any network analysis class to a text file Load network layer from active analysis to the table of contents Add a traversal result to the map ArcGIS Network Analyst extension barrier location editor Subset network evaluators Subset network evaluators Subset network evaluators Subset network evaluators