public static void SelectAllLines(UIDocument uiDoc)
{
Document currentDoc = uiDoc.Document;
Selection Sel = uiDoc.Selection;
ElementId v = uiDoc.ActiveView.Id;
ISelectionFilter selectionFilter = new LineSelectionFilter();
Reference ChangedObject = Sel.PickObject(ObjectType.Element, selectionFilter);
CurveElement ChangedElement = currentDoc.GetElement(ChangedObject.ElementId) as CurveElement;
FilteredElementCollector lineCollector = new FilteredElementCollector(currentDoc, v);
ICollection <ElementId> lines = lineCollector.OfCategory(BuiltInCategory.OST_Lines).ToElementIds().ToList();
List <ElementId> linelist = new List <ElementId>();
foreach (ElementId eid in lines)
{
CurveElement ce = currentDoc.GetElement(eid) as CurveElement;
if (ce.LineStyle.Name == ChangedElement.LineStyle.Name)
{
linelist.Add(eid);
}
}
Sel.SetElementIds(linelist);
}
public static void EditLinetypes(UIDocument uiDoc)
{
Document currentDoc = uiDoc.Document;
using (TransactionGroup tgroup = new TransactionGroup(currentDoc, "EditLineTypes"))
{
tgroup.Start();
Selection sel = uiDoc.Selection;
ISelectionFilter selectionFilter = new LineSelectionFilter();
Reference ChangedObject = sel.PickObject(ObjectType.Element, selectionFilter);
CurveElement ChangedElement = currentDoc.GetElement(ChangedObject.ElementId) as CurveElement;
Reference NewObject = sel.PickObject(ObjectType.Element, selectionFilter);
CurveElement NewElement = currentDoc.GetElement(NewObject.ElementId) as CurveElement;
GraphicsStyle style = NewElement.LineStyle as GraphicsStyle;
Category linesCat = currentDoc.Settings.Categories.get_Item("Lines");
Category cat = linesCat.SubCategories.Cast <Category>().Where(c => c.Name == ChangedElement.LineStyle.Name).First();
ElementId OldLinestyleID = cat.Id;
FilteredElementCollector lineCollector = new FilteredElementCollector(currentDoc);
List <ElementId> Lines = lineCollector.OfCategory(BuiltInCategory.OST_Lines).ToElementIds().ToList();
foreach (ElementId EID in Lines)
{
CurveElement CE = currentDoc.GetElement(EID) as CurveElement;
if (CE.LineStyle.Name == cat.Name)
{
if (CE.GroupId == ElementId.InvalidElementId)
{
using (Transaction ungroupedtrans = new Transaction(currentDoc, "ungrouped transaction"))
{
ungroupedtrans.Start();
CE.LineStyle = style;
ungroupedtrans.Commit();
}
}
else
{
Group group = currentDoc.GetElement(CE.GroupId) as Group;
string gn = group.GroupType.Name;
if (group.GroupId == ElementId.InvalidElementId)
{
Dictionary <ElementId, GroupType> groupadjustments = new Dictionary <ElementId, GroupType>();
ElementId GroupTypeId = group.GroupType.Id;
if (groupadjustments.Keys.Contains(GroupTypeId))
{
using (Transaction GroupTrans = new Transaction(currentDoc, "grouped transaction"))
{
GroupTrans.Start();
FailureHandlingOptions options = GroupTrans.GetFailureHandlingOptions();
options.SetFailuresPreprocessor(new DiscardWarnings());
GroupTrans.SetFailureHandlingOptions(options);
group.GroupType = groupadjustments[GroupTypeId];
GroupTrans.Commit();
}
}
else
{
using (Transaction GroupTrans = new Transaction(currentDoc, "grouped transaction"))
{
GroupTrans.Start();
FailureHandlingOptions options = GroupTrans.GetFailureHandlingOptions();
options.SetFailuresPreprocessor(new DiscardWarnings());
GroupTrans.SetFailureHandlingOptions(options);
ICollection <ElementId> set = group.UngroupMembers();
GroupTrans.Commit();
using (Transaction Group2Trans = new Transaction(currentDoc, "grouped transaction 2"))
{
Group2Trans.Start();
FailureHandlingOptions SubGroupOptions = Group2Trans.GetFailureHandlingOptions();
SubGroupOptions.SetFailuresPreprocessor(new DiscardWarnings());
Group2Trans.SetFailureHandlingOptions(SubGroupOptions);
CE.LineStyle = style;
Group newgroup = currentDoc.Create.NewGroup(set);
newgroup.GroupType.Name = gn + "_New";
Group2Trans.Commit();
groupadjustments.Add(GroupTypeId, newgroup.GroupType);
}
}
}
}
}
}
}
using (Transaction deletetrans = new Transaction(currentDoc, "Delete Transaction"))
{
deletetrans.Start();
currentDoc.Delete(OldLinestyleID);
deletetrans.Commit();
}
tgroup.Assimilate();
}
}
