BuildingCoder.CmdFilledRegionCoords.Execute C# (CSharp) Метод

        public Result Execute(
            ExternalCommandData commandData,
            ref string message,
            ElementSet elements)
        {
            UIApplication uiapp = commandData.Application;
              UIDocument uidoc = uiapp.ActiveUIDocument;
              Application app = uiapp.Application;
              Document doc = uidoc.Document;

              List<Element> filledRegions
            = new List<Element>();

              if( Util.GetSelectedElementsOrAll(
            filledRegions, uidoc, typeof( FilledRegion ) ) )
              {
            int n = filledRegions.Count;

            string[] results = new string[n];

            int i = 0;

            foreach( FilledRegion region in
              filledRegions.Cast<FilledRegion>() )
            {
              string desc = Util.ElementDescription( region );

              List<XYZ> corners = GetBoundaryCorners(
            region );

              string result = ( null == corners ) ? "failed"
            : string.Join( ", ",
              corners.ConvertAll<string>(
                p => Util.PointString( p ) )
                  .ToArray() );

              results[i++] = string.Format( "{0}: {1}",
            desc, result );
            }
            string s = string.Format(
              "Retrieving corners for {0} filled region{1}{2}",
              n, Util.PluralSuffix( n ), Util.DotOrColon( n ) );

            string t = string.Join( "\r\n", results );

            Util.InfoMsg2( s, t );
              }
              return Result.Succeeded;
        }