public int Compare(Element x, Element y)
{
string sx = CmdInspectElectricalForm2.ElectricalElementText(x, _electricalEquipmentCategoryId);
string sy = CmdInspectElectricalForm2.ElectricalElementText(y, _electricalEquipmentCategoryId);
return(sx.CompareTo(sy));
}
public Result Execute(
ExternalCommandData commandData,
ref String message,
ElementSet elements)
{
try
{
//
// dictionary defining tree view info displayed in modeless
// dialogue mapping parent node to all its circuit elements:
// null --> root panels
// panel --> systems
// system --> circuit elements, panels, ...
//
MapParentToChildren mapParentToChildren = new MapParentToChildren();
ElementId electricalEquipmentCategoryId = ElementId.InvalidElementId;
List <Element> equipment;
{
//
// run the analysis in its own scope, so the wait cursor
// disappears before we display the modeless dialogue:
//
WaitCursor waitCursor = new WaitCursor();
UIApplication app = commandData.Application;
Document doc = app.ActiveUIDocument.Document;
ElementId nullId = ElementId.InvalidElementId;
//
// retrieve electrical equipment instances:
//
equipment = Util.GetElectricalEquipment(doc);
int n = equipment.Count;
Debug.WriteLine(string.Format("Retrieved {0} electrical equipment instance{1}{2}",
n, Util.PluralSuffix(n), Util.DotOrColon(n)));
Dictionary <string, FamilyInstance> mapPanel = new Dictionary <string, FamilyInstance>();
foreach (FamilyInstance e in equipment)
{
//
// ensure that every panel shows up in the list,
// even if it does not have children:
//
mapParentToChildren.Add(e.Id, null);
mapPanel[e.Name] = e;
MEPModel mepModel = e.MEPModel;
ElectricalSystemSet systems2 = mepModel.ElectricalSystems;
string panelAndSystem = string.Empty;
if (null == systems2)
{
panelAndSystem = CmdElectricalSystemBrowser.Unassigned; // this is a root node
}
else
{
Debug.Assert(1 == systems2.Size, "expected equipment to belong to one single panel and system");
foreach (ElectricalSystem system in systems2)
{
if (0 < panelAndSystem.Length)
{
panelAndSystem += ", ";
}
panelAndSystem += system.PanelName + ":" + system.Name + ":" + system.Id.IntegerValue.ToString();
}
}
Debug.WriteLine(" " + Util.ElementDescriptionAndId(e) + " " + panelAndSystem);
}
//
// retrieve electrical systems:
// these are also returned by Util.GetCircuitElements(), by the way,
// since they have the parameters RBS_ELEC_CIRCUIT_PANEL_PARAM and
// RBS_ELEC_CIRCUIT_NUMBER that we use to identify those.
//
FilteredElementCollector c = new FilteredElementCollector(doc);
IList <Element> systems = c.OfClass(typeof(ElectricalSystem)).ToElements();
n = systems.Count;
Debug.WriteLine(string.Format("Retrieved {0} electrical system{1}{2}",
n, Util.PluralSuffix(n), Util.DotOrColon(n)));
foreach (ElectricalSystem system in systems)
{
string panelName = system.PanelName;
if (0 == panelName.Length)
{
panelName = CmdElectricalSystemBrowser.Unassigned; // will not appear in tree
}
else
{
//
// todo: is there a more direct way to identify
// what panel a system belongs to? this seems error
// prone ... what if a panel name occurs multiple times?
// how do we identify which one to use?
//
FamilyInstance panel = mapPanel[panelName];
mapParentToChildren.Add(panel.Id, system);
}
string panelAndSystem = panelName + ":" + system.Name + ":" + system.Id.IntegerValue.ToString();
Debug.WriteLine(" " + Util.ElementDescriptionAndId(system) + " " + panelAndSystem);
Debug.Assert(system.ConnectorManager.Owner.Id.Equals(system.Id), "expected electrical system's connector manager owner to be system itself");
}
//
// now we have the equipment and systems,
// we can build the non-leaf levels of the tree:
//
foreach (FamilyInstance e in equipment)
{
MEPModel mepModel = e.MEPModel;
ElectricalSystemSet systems2 = mepModel.ElectricalSystems;
if (null == systems2)
{
mapParentToChildren.Add(nullId, e); // root node
}
else
{
Debug.Assert(1 == systems2.Size, "expected equipment to belong to one single panel and system");
foreach (ElectricalSystem system in systems2)
{
mapParentToChildren.Add(system.Id, e);
}
}
}
//
// list all circuit elements:
//
BuiltInParameter bipPanel = BuiltInParameter.RBS_ELEC_CIRCUIT_PANEL_PARAM;
BuiltInParameter bipCircuit = BuiltInParameter.RBS_ELEC_CIRCUIT_NUMBER;
IList <Element> circuitElements = Util.GetCircuitElements(doc);
n = circuitElements.Count;
Debug.WriteLine(string.Format("Retrieved {0} circuit element{1}...",
n, Util.PluralSuffix(n)));
n = 0;
foreach (Element e in circuitElements)
{
if (e is ElectricalSystem)
{
++n;
}
else
{
string circuitName = e.get_Parameter(bipCircuit).AsString();
string panelName = e.get_Parameter(bipPanel).AsString();
string key = panelName + ":" + circuitName;
string panelAndSystem = string.Empty;
FamilyInstance inst = e as FamilyInstance;
Debug.Assert(null != inst, "expected all circuit elements to be family instances");
MEPModel mepModel = inst.MEPModel;
ElectricalSystemSet systems2 = mepModel.ElectricalSystems;
Debug.Assert(null != systems2, "expected circuit element to belong to an electrical system");
// this fails in "2341_MEP - 2009 Central.rvt", says martin:
//
// a circuit element can belong to several systems ... imagine
// a piece of telephone equipment which hooks up to a phone line
// and also requires power ... so i removed this assertion:
//
//Debug.Assert( 1 == systems2.Size, "expected circuit element to belong to one single system" );
foreach (ElectricalSystem system in systems2)
{
if (0 < panelAndSystem.Length)
{
panelAndSystem += ", ";
}
panelAndSystem += system.PanelName + ":" + system.Name + ":" + system.Id.IntegerValue.ToString();
Debug.Assert(system.PanelName == panelName, "expected same panel name in parameter and electrical system");
// this fails in "2341_MEP - 2009 Central.rvt", says martin:
//Debug.Assert( system.Name == circuitName, "expected same name in circuit parameter and system" );
mapParentToChildren.Add(system.Id, e);
}
Debug.WriteLine(string.Format(" {0} panel:circuit {1}", Util.ElementDescriptionAndId(e), panelAndSystem));
}
}
Debug.WriteLine(string.Format("{0} circuit element{1} were the electrical systems.",
n, Util.PluralSuffix(n)));
//
// get the electrical equipment category id:
//
Categories categories = doc.Settings.Categories;
electricalEquipmentCategoryId = categories.get_Item(BuiltInCategory.OST_ElectricalEquipment).Id;
}
//
// we have assembled the entire required tree view structure, so let us display it:
//
CmdInspectElectricalForm2 dialog = new CmdInspectElectricalForm2(mapParentToChildren, electricalEquipmentCategoryId, equipment);
dialog.Show();
return(Result.Succeeded);
}
catch (Exception ex)
{
message = ex.Message;
return(Result.Failed);
}
}
