protected IFCImportCache(Document doc, string fileName)
{
// Get all categories of current document
Settings documentSettings = doc.Settings;
DocumentCategories = documentSettings.Categories;
GenericModelsCategory = DocumentCategories.get_Item(BuiltInCategory.OST_GenericModel);
ProjectInfo projectInfo = doc.ProjectInformation;
ProjectInformationId = (projectInfo == null) ? ElementId.InvalidElementId : projectInfo.Id;
// Cache the original shared parameters file, and create and read in a new one.
OriginalSharedParametersFile = doc.Application.SharedParametersFilename;
doc.Application.SharedParametersFilename = fileName + ".sharedparameters.txt";
DefinitionFile definitionFile = doc.Application.OpenSharedParameterFile();
if (definitionFile == null)
{
StreamWriter definitionFileStream = new StreamWriter(doc.Application.SharedParametersFilename, false);
definitionFileStream.Close();
definitionFile = doc.Application.OpenSharedParameterFile();
}
if (definitionFile == null)
throw new InvalidOperationException("Can't create definition file for shared parameters, aborting import.");
DefinitionInstanceGroup = definitionFile.Groups.get_Item("IFC Parameters");
if (DefinitionInstanceGroup == null)
DefinitionInstanceGroup = definitionFile.Groups.Create("IFC Parameters");
DefinitionTypeGroup = definitionFile.Groups.get_Item("IFC Type Parameters");
if (DefinitionTypeGroup == null)
DefinitionTypeGroup = definitionFile.Groups.Create("IFC Type Parameters");
// Cache list of schedules.
FilteredElementCollector viewScheduleCollector = new FilteredElementCollector(doc);
ICollection<Element> viewSchedules = viewScheduleCollector.OfClass(typeof(ViewSchedule)).ToElements();
foreach (Element viewSchedule in viewSchedules)
{
ScheduleDefinition definition = (viewSchedule as ViewSchedule).Definition;
if (definition == null)
continue;
ElementId categoryId = definition.CategoryId;
if (categoryId == ElementId.InvalidElementId)
continue;
ViewSchedules[new KeyValuePair<ElementId, string>(categoryId, viewSchedule.Name)] = viewSchedule.Id;
ViewScheduleNames.Add(viewSchedule.Name);
}
// Find the status bar, so we can add messages.
StatusBar = RevitStatusBar.Create();
}