Revit二次开发-3

选取元素

{
    try
    {
        UIDocument uidoc = revit.Application.ActiveUIDocument;
        Document doc = revit.Application.ActiveUIDocument.Document;
        Reference pickedElemRef = uidoc.Selection.PickObject(ObjectType.Element);
        Element elem = uidoc.Document.GetElement(pickedElemRef.ElementId);
        string info = "所选元素类型为：";
        info += "\n\t" + elem.GetType().ToString();
        TaskDialog.Show("Revit", info);
    }
    catch(Exception e)
    {
        message = e.Message;
        return Autodesk.Revit.UI.Result.Failed;
    }

    return Autodesk.Revit.UI.Result.Succeeded;
}