/// <summary>
/// Returns all the used filters in a project
/// </summary>
/// <param name="doc"></param>
/// <returns></returns>
private void GetUsedFilters()
{
FilteredElementCollector collector = new FilteredElementCollector(doc);
IList <Element> views = collector.OfClass(typeof(Autodesk.Revit.DB.View)).ToElements();
foreach (Element el in views)
{
Autodesk.Revit.DB.View v = el as Autodesk.Revit.DB.View;
ICollection <ElementId> filterIds;
try
{
filterIds = v.GetFilters();
}
catch (AmbiguousMatchException)
{
continue;
}
catch (Autodesk.Revit.Exceptions.InvalidOperationException)
{
continue;
}
foreach (ElementId id in filterIds)
{
OverrideGraphicSettings filterOverrides = v.GetFilterOverrides(id);
bool filterVisible = v.GetFilterVisibility(id);
if (CompareOverrides(filterOverrides, _defaultOverrides) && filterVisible)
{
if (removeFromView)
{
using (Transaction t = new Transaction(doc, "Remove filter"))
{
t.Start();
v.RemoveFilter(id);
t.Commit();
}
removed++;
continue;
}
else
{
unused.Add(id);
}
}
used.Add(id);
}
}
if (removeFromView)
{
TaskDialog.Show("Unused on Views Filters", "Unused filters on views" + Environment.NewLine + removed.ToString() + " filters removed.");
}
}
/// <summary>
/// Returns all the used filters in a project
/// </summary>
/// <param name="doc"></param>
/// <returns></returns>
private void GetUsedFilters()
{
//FilteredElementCollector collector = new FilteredElementCollector(doc);
//IList<Element> views = collector.OfClass(typeof(Autodesk.Revit.DB.View)).WhereElementIsNotElementType().ToElements();
//Filted Out the Sheets
FilteredElementCollector collViewPlan = new FilteredElementCollector(doc).OfClass(typeof(ViewPlan)).WhereElementIsNotElementType();
FilteredElementCollector collViewSection = new FilteredElementCollector(doc).OfClass(typeof(ViewSection)).WhereElementIsNotElementType();
FilteredElementCollector collView3D = new FilteredElementCollector(doc).OfClass(typeof(View3D)).WhereElementIsNotElementType();
IList <Element> filteredViews = new List <Element>();
foreach (var item in collViewPlan)
{
filteredViews.Add(item);
}
foreach (var item in collViewSection)
{
filteredViews.Add(item);
}
foreach (var item in collView3D)
{
filteredViews.Add(item);
}
foreach (Element el in filteredViews)
{
Autodesk.Revit.DB.View v = el as Autodesk.Revit.DB.View;
ICollection <ElementId> filterIds;
try
{
filterIds = v.GetFilters();
}
catch (AmbiguousMatchException)
{
continue;
}
catch (Autodesk.Revit.Exceptions.InvalidOperationException)
{
continue;
}
foreach (ElementId id in filterIds)
{
if (used.Contains(id))
{
continue;
}
OverrideGraphicSettings filterOverrides = v.GetFilterOverrides(id);
bool filterVisible = v.GetFilterVisibility(id);
if (CompareOverrides(filterOverrides, _defaultOverrides) && filterVisible)
{
unassigned.Add(id);
}
else
{
used.Add(id);
}
}
}
unassigned = new HashSet <ElementId>(unassigned.ToList().Except(used.ToList()));
}