public void SaveTask(Order order)
        {
            MyArirvalActivities.Hidden = false;
            MyArirvalActivities.StartAnimating();

            var oldOrder = orders.Find(t => t.Order_ID == order.Order_ID);

            RefServiceTSE.Service1 proxy  = new RefServiceTSE.Service1();
            RefServiceTSE.Order    orderR = new RefServiceTSE.Order();
            //RefServiceTSE.O

            orderR.End_time            = DateTime.Today;
            orderR.End_timeSpecified   = true;
            orderR.Start_time          = DateTime.Today;
            orderR.Start_timeSpecified = true;
            orderR.Name                 = order.Name;
            orderR.DensitySpecified     = true;
            orderR.Order_id             = order.Order_ID;
            orderR.Order_idSpecified    = true;
            orderR.Status               = order.Status;
            orderR.Flight_idSpecified   = true;
            orderR.LitersSpecified      = true;
            orderR.Movement_idSpecified = true;
            orderR.X_name               = order.X_name;
            orderR.Mani                 = order.Mani;
            orderR.Density              = order.Density;
            orderR.Doc_no               = order.Doc_no;
            orderR.Flight_id            = order.Flight_id;
            orderR.Liters               = order.Liters;

            try
            {
                if (oldOrder.Order_ID == 0)
                {
                    //Қосамыз
                    proxy.kosytOrdersArrivalFlightsCompleted += kosyOrderCallBack;
                    proxy.kosytOrdersArrivalFlightsAsync(orderR);
                }
                else
                {
                    //Жаңартамыз
                    proxy.updateOrdersArrivalFlightsCompleted += updateCallBack;
                    proxy.updateOrdersArrivalFlightsAsync(orderR);
                }

                //proxy.updateOrdersArrivalFlights(orderR,out resultb,out resultorderB);


                NavigationController.PopViewController(true);
            }
            catch (Exception ex)
            {
            }
        }
        public void DeleteTask(Order order)
        {
            MyArirvalActivities.Hidden = false;
            MyArirvalActivities.StartAnimating();

            var oldOrder = orders.Find(t => t.Flight_id == order.Flight_id);

            orders.Remove(oldOrder);
            RefServiceTSE.Service1 proxy  = new RefServiceTSE.Service1();
            RefServiceTSE.Order    orderR = new RefServiceTSE.Order();

            try
            {
                proxy.owiryOrdersArrivalFlightsCompleted += owiryOrderCallBack;

                proxy.owiryOrdersArrivalFlightsAsync(order.Order_ID, true);

                NavigationController.PopViewController(true);
            }
            catch (Exception ex)
            {
            }
        }