/// <summary>
 /// Constructor
 /// </summary>
 /// <param name="cyclicOrderTabViewModel">Cyclic order edit window view model</param>
 /// <param name="cyclicOrderEditWindow">Cyclic order edit window</param>
 /// <param name="cyclicOrder">Cyclic order</param>
 public CyclicOrderEditWindowViewModel(CyclicOrdersTabViewModel cyclicOrderTabViewModel,
     CyclicOrderEditWindow cyclicOrderEditWindow, CyclicOrder cyclicOrder)
     : base(cyclicOrderTabViewModel, cyclicOrderEditWindow, cyclicOrder)
 {
     using (var con = new BaudiDbContext())
     {
         BuildingsList = con.Buildings.ToList();
         CompaniesList = con.Companies.ToList();
         MenagersList = con.Menagers.ToList();
         if (Update)
         {
             CyclicOrder = con.CyclicOrders.Find(cyclicOrder.ExpenseTargetID);
             SelectedBuilding = CyclicOrder.Building;
             SelectedCompany = CyclicOrder.Company;
             SelectedMenager = CyclicOrder.Menager;
         }
         else
         {
             CyclicOrder = new CyclicOrder();
             CyclicOrder.LastRealizationDate = DateTime.Now;
         }
     }
 }
 /// <summary>
 /// Edit action
 /// </summary>
 public override void Edit()
 {
     var cyclicOrderEditWindow = new CyclicOrderEditWindow(this, SelectedCyclicOrder);
     cyclicOrderEditWindow.Show();
 }
 /// <summary>
 /// Add action
 /// </summary>
 public override void Add()
 {
     var cyclicOrderEditWindow = new CyclicOrderEditWindow(this, null);
     cyclicOrderEditWindow.Show();
 }