private void SelectFeatures(IMMTracedElements pEdges, IMMTracedElements pJunctions, INetwork pNetwork, bool overrideSelectSetting)
{
IApplication pApp;
IEnumNetEID junctionList;
IEnumNetEID edgeList;
try
{
Type t = Type.GetTypeFromProgID("esriFramework.AppRef");
System.Object obj = Activator.CreateInstance(t);
pApp = obj as IApplication;
//Type type = Type.GetTypeFromProgID("esriSystem.ExtensionManager");
//IExtensionManager extMgr = Activator.CreateInstance(type) as IExtensionManager;
//if (extMgr != null)
//{
UID uid = new UIDClass();
uid.Value = "esriNetworkAnalystUI.NetworkAnalystExtension"; //ESRI Network Analyst extension
//IExtension ext = extMgr.FindExtension(uid);
IExtension ext = pApp.FindExtensionByCLSID(uid);
if (ext != null)
{
IUtilityNetworkAnalysisExt utilityNetworkAnalystExt = ext as IUtilityNetworkAnalysisExt;
if (utilityNetworkAnalystExt != null)
{
INetworkAnalysisExtResults networkAnalysisResults = (INetworkAnalysisExtResults) utilityNetworkAnalystExt;
if (networkAnalysisResults != null)
{
networkAnalysisResults.ClearResults();
junctionList = ConvertTracedElementsCollectionToEnumNetEid(pJunctions, pNetwork);
edgeList = ConvertTracedElementsCollectionToEnumNetEid(pEdges, pNetwork);
networkAnalysisResults.SetResults(junctionList, edgeList);
//determine if results should be drawn
if (networkAnalysisResults.ResultsAsSelection)
{
networkAnalysisResults.CreateSelection(junctionList, edgeList);
}
else if (overrideSelectSetting)
{
// temporarily toggle the user's setting
networkAnalysisResults.ResultsAsSelection = true;
networkAnalysisResults.CreateSelection(junctionList, edgeList);
networkAnalysisResults.ResultsAsSelection = false;
}
}
else
{
this.Logger.WriteLine("NetworkAnalysisResults Null");
}
}
else
{
this.Logger.WriteLine("UtilityNetworkAnalysisExt Null");
}
}
else
{
this.Logger.WriteLine("Network Extension Null");
}
//}
//else
//{
// this.Logger.WriteLine("Extension Manager Null");
//}
}
catch (Exception EX)
{
this.Logger.WriteLine("Error in SelectFeatures:" + EX.Message + " " + EX.StackTrace);
}
}
public IEnumNetEID ConvertTracedElementsCollectionToEnumNetEid(IMMTracedElements tracedElements, INetwork network)
{
IEnumNetEID resultEnum = null;
try
{
// we have a feedpath, now we want to extract all the elements of one type and
// put them in an esri enumneteid so we can display it on the map or other fun stuff
IEnumNetEIDBuilder enumNetEIDBuilder = new EnumNetEIDArrayClass();
enumNetEIDBuilder.Network = network;
enumNetEIDBuilder.ElementType = (esriElementType)tracedElements.ElementType;
INetElements netElements = network as INetElements;
if ((netElements != null) && (esriElementType.esriETEdge == (esriElementType)tracedElements.ElementType))
{
tracedElements.Reset();
IMMTracedElement tracedElement = tracedElements.Next();
while (tracedElement != null)
{
IEnumNetEID tempEnumNetEID = netElements.GetEIDs(tracedElement.FCID, tracedElement.OID, esriElementType.esriETEdge);
tempEnumNetEID.Reset();
for (int eid = tempEnumNetEID.Next(); eid > 0; eid = tempEnumNetEID.Next())
{
enumNetEIDBuilder.Add(eid);
}
tracedElement = tracedElements.Next();
}
}
else
{
tracedElements.Reset();
IMMTracedElement tracedElement = tracedElements.Next();
while (tracedElement != null)
{
enumNetEIDBuilder.Add(tracedElement.EID);
tracedElement = tracedElements.Next();
}
}
if (enumNetEIDBuilder == null)
{
this.Logger.WriteLine("Builder is null");
}
resultEnum = enumNetEIDBuilder as IEnumNetEID;
}
catch (Exception EX)
{
this.Logger.WriteLine(" ConvertTracedElements:" + EX.Message + " " + EX.StackTrace);
}
return resultEnum;
}
