private void RefreshViewsList(ListBox listBox, DB.ViewType viewType)
{
var doc = Revit.ActiveUIDocument.Document;
var selectedIndex = -1;
try
{
listBox.SelectedIndexChanged -= ListBox_SelectedIndexChanged;
listBox.Items.Clear();
var current = default(Types.View);
if (SourceCount == 0 && PersistentDataCount == 1)
{
if (PersistentData.get_FirstItem(true) is Types.View firstValue)
{
current = firstValue.Duplicate() as Types.View;
}
}
using (var collector = new DB.FilteredElementCollector(doc))
{
var views = collector.
OfClass(typeof(DB.View)).
Cast <DB.View>().
Where(x => viewType == DB.ViewType.Undefined || x.ViewType == viewType);
foreach (var view in views)
{
var tag = new Types.View(view);
int index = listBox.Items.Add(tag.EmitProxy());
if (tag.UniqueID == current?.UniqueID)
{
selectedIndex = index;
}
}
}
}
finally
{
listBox.SelectedIndex = selectedIndex;
listBox.SelectedIndexChanged += ListBox_SelectedIndexChanged;
}
}
/// <summary>
/// Get all the views to be displayed
/// </summary>
private void GetViews()
{
FilteredElementCollector collector = new FilteredElementCollector(m_activeDoc);
FilteredElementIterator itor = collector.OfClass(typeof(View)).GetElementIterator();
itor.Reset();
ViewSet views = new ViewSet();
ViewSet floorPlans = new ViewSet();
ViewSet ceilingPlans = new ViewSet();
ViewSet engineeringPlans = new ViewSet();
while (itor.MoveNext())
{
View view = itor.Current as View;
// skip view templates because they're invalid for import/export
if (view == null || view.IsTemplate)
{
continue;
}
else if (view.ViewType == Autodesk.Revit.DB.ViewType.FloorPlan)
{
floorPlans.Insert(view);
}
else if (view.ViewType == Autodesk.Revit.DB.ViewType.CeilingPlan)
{
ceilingPlans.Insert(view);
}
else if (view.ViewType == Autodesk.Revit.DB.ViewType.EngineeringPlan)
{
engineeringPlans.Insert(view);
}
}
foreach (View floorPlan in floorPlans)
{
foreach (View ceilingPlan in ceilingPlans)
{
if (floorPlan.Name == ceilingPlan.Name)
{
views.Insert(floorPlan);
}
}
}
foreach (View engineeringPlan in engineeringPlans)
{
if (engineeringPlan.Name == engineeringPlan.GenLevel.Name)
{
views.Insert(engineeringPlan);
}
}
View activeView = m_activeDoc.ActiveView;
Autodesk.Revit.DB.ViewType viewType = activeView.ViewType;
if (viewType == Autodesk.Revit.DB.ViewType.FloorPlan ||
viewType == Autodesk.Revit.DB.ViewType.CeilingPlan)
{
m_views.Insert(activeView);
foreach (View view in views)
{
if (view.GenLevel.Elevation < activeView.GenLevel.Elevation)
{
m_views.Insert(view);
}
}
}
else if (viewType == Autodesk.Revit.DB.ViewType.EngineeringPlan)
{
if (views.Contains(activeView))
{
m_views.Insert(activeView);
}
foreach (View view in views)
{
if (view.GenLevel.Elevation < activeView.GenLevel.Elevation)
{
m_views.Insert(view);
}
}
}
else//Get view of the lowest elevation
{
int i = 0;
double elevation = 0;
View viewLowestElevation = null;
foreach (View view in views)
{
if (i == 0)
{
elevation = view.GenLevel.Elevation;
viewLowestElevation = view;
}
else
{
if (view.GenLevel.Elevation <= elevation)
{
elevation = view.GenLevel.Elevation;
viewLowestElevation = view;
}
}
i++;
}
m_views.Insert(viewLowestElevation);
}
}
