public void NewSearch(FilterOrderViewModel filter)
 {
     this.Filter     = filter;
     this.BacthNumer = 0;
     this.Orders.Clear();
 }
 public OrderCollectionViewModel()
 {
     Orders      = new List <Order>();
     Filter      = new FilterOrderViewModel();
     TotalOrders = ManagerDataSource.Instance.GetTotalOrders();
 }