public static List <ElementId> GetPipelineElementID(Document document, IList <ElementId> elementIds, ElementId origin_elementid)
{
List <ElementId> lstPipelineids = new List <ElementId>();
lstPipelineids.Add(origin_elementid);
while (elementIds.Count > 0)
{
ElementId rootId = lstPipelineids[lstPipelineids.Count - 1]; //take the last one of pipeline
ConnectorSet connectorSet = UIOperation.GetConnectorSet(document, rootId); //get all the connectors of the rootid
List <ElementId> lstOtherConnectElementIds = new List <ElementId>();
foreach (Connector c in connectorSet)
{
ElementId id = UIOperation.GetAnotherIDAtConnector(rootId, c);
if (elementIds.Contains(id))
{
lstOtherConnectElementIds.Add(id);
lstPipelineids.Add(id);
elementIds.Remove(id);
break;
}
}
if (lstOtherConnectElementIds.Count == 0)
{
break;
}
}
return(lstPipelineids);
}
public Result Execute(ExternalCommandData commandData, ref string message, ElementSet elements)
{
////test
//Test.test(commandData, ref message, elements);
//return Result.Succeeded;
////test
UIApplication uIApplication = commandData.Application;
UIDocument uIDocument = commandData.Application.ActiveUIDocument;
Document document = uIDocument.Document;
//Basic_Funs.SetProjectUnits(document, UnitType.UT_HVAC_Airflow, DisplayUnitType.DUT_CUBIC_METERS_PER_HOUR);
//*************传统选取元素方法
IList <ElementId> elementIds = new List <ElementId>();
try
{
elementIds = UIOperation.SelectPipeline(uIDocument, document);
}
catch (Exception e)
{
TaskDialog.Show("Prompt", e.Message);
return(Result.Failed);
}
if (elementIds.Count == 0)
{
TaskDialog.Show("Prompt", "HVAC Hydraulic Calculation App Quit!");
return(Result.Failed);
}
//*****************按顺序录入管道系统(无组图元，组内非链接键连接则系统将分成两个部分）,使用连接键，不使用碰撞
List <ElementId> lstPipelineids = new List <ElementId>();
ElementId origin_elementid = elementIds[elementIds.Count - 1];
elementIds.Remove(origin_elementid); elementIds.Remove(origin_elementid);
try
{
lstPipelineids = UIOperation.GetPipelineElementID(document, elementIds, origin_elementid);
}
catch (Exception e)
{
TaskDialog.Show("Prompt", e.Message);
return(Result.Failed);
}
uIDocument.Selection.SetElementIds(lstPipelineids);
return(Result.Succeeded);
}