C# 获取全部实体-UF_OBJ_cycle_objs_in_part

获取工作部件全部实体Tag

      var theUf = UFSession.GetUFSession();
      var list = new List<Tag>();
      var sheet = Tag.Null;
      var d_part = theUf.Part.AskDisplayPart();

      while (true)
      {
        theUf.Obj.CycleObjsInPart(d_part, UFConstants.UF_solid_type, ref sheet);
        if (sheet is Tag.Null) break;
        theUf.Obj.AskTypeAndSubtype(sheet, out var type, out var subtype);
        if (type is UFConstants.UF_solid_type && subtype is UFConstants.UF_solid_body_subtype)
        {
          theUf.Modl.AskBodyType(sheet, out var body_type);
          if (body_type is UFConstants.UF_MODL_SHEET_BODY)
          {
            list.Add(sheet);
          }
        }
      }