private void InitializeOpenTransaction(string name)
{
m_Transaction.Start(Resources.IFCOpenReferenceFile);
FailureHandlingOptions options = m_Transaction.GetFailureHandlingOptions();
//options.SetFailuresPreprocessor(Log);
options.SetForcedModalHandling(true);
options.SetClearAfterRollback(true);
}
//----------------------------------------------------------
public void PurgeUnusedType(Document doc)
{
var allElementsInView = new FilteredElementCollector(doc, doc.ActiveView.Id).ToElements();
List <string> typesName = new List <string>();
List <string> familysName = new List <string>();
foreach (Element ele in allElementsInView)
{
typesName.Add(ele.Name);
string familyName = ele.get_Parameter(BuiltInParameter.ELEM_FAMILY_PARAM).AsValueString();
familysName.Add(familyName);
}
List <string> typesName_Unique = typesName.Distinct().ToList();
List <string> familysName_Unique = familysName.Distinct().ToList();
var elementType = new FilteredElementCollector(doc).OfClass(typeof(ElementType)).ToList();
var elementType1 = new FilteredElementCollector(doc).OfClass(typeof(FamilySymbol)).ToList();
List <ElementId> idDelete = new List <ElementId>();
foreach (ElementType type in elementType)
{
if (DocumentValidation.CanDeleteElement(doc, type.Id) && typesName_Unique.Contains(type.Name) == false && familysName_Unique.Contains(type.FamilyName))
{
idDelete.Add(type.Id);
}
}
foreach (FamilySymbol type in elementType1)
{
if (DocumentValidation.CanDeleteElement(doc, type.Id) && typesName_Unique.Contains(type.Name) == false && familysName_Unique.Contains(type.FamilyName))
{
idDelete.Add(type.Id);
}
}
foreach (ElementId type in idDelete)
{
Transaction transaction = new Transaction(doc);
FailureHandlingOptions failure = transaction.GetFailureHandlingOptions();
failure.SetClearAfterRollback(true);
failure.SetForcedModalHandling(false);
failure.SetFailuresPreprocessor(new RollbackIfErrorOccurs());
transaction.SetFailureHandlingOptions(failure);
transaction.Start("PurgeUnusedType");
try
{
doc.Delete(type);
transaction.Commit();
}
catch (Exception)
{
transaction.Dispose();
}
}
}