public RackListViewModel(SessionType sessionType, InventoryCountType countType)
 {
     SessionType = sessionType;
     CountType   = countType;
 }
 public static async void NewSession(SessionType session, InventoryCountType count)
 {
     Session = new SessionController(session, count);
 }
 public SessionController(SessionType st, InventoryCountType ct)
 {
     _masterList  = new SourceList <Part>();
     _sessionType = st;
     _countType   = ct;
 }