private void EachDealHandleBack(IAsyncResult iar)
        {
            if (iar == null)
            {
                return;
            }
            Func <List <EachDealHistoryModel> > EachDealHandle = (Func <List <EachDealHistoryModel> >)iar.AsyncState;
            List <EachDealHistoryModel>         list           = EachDealHandle.EndInvoke(iar);

            foreach (var item in list)
            {
                EachDealViewModel eachViewModel = new EachDealViewModel();
                eachViewModel.EachDealTime  = string.IsNullOrEmpty(item.time) ? "" : Convert.ToDateTime(item.time).ToString("HH:mm:ss");
                eachViewModel.EachDealPrice = item.lastPrice;
                eachViewModel.EachDealColor = item.lastPrice >= PreClosePrice ? "Red" : "#00ff00";
                var varietyModel = TradeInfoHelper.VarietyModelList.FirstOrDefault(o => string.Equals(o.productCode, _futuresViewModel.ProductCode));
                if (varietyModel != null)
                {
                    int precy = varietyModel.precy ?? 2;
                    eachViewModel.EachDealKeepDigits = "F" + precy;
                }
                eachViewModel.EachDealSize      = item.lastSize;
                eachViewModel.EachDealSizeColor = item.lastPrice <= BidP1 ? "#00ff00" : "Red";
                eachViewModel.OrderByTime       = string.IsNullOrEmpty(item.time) ? new DateTime() : Convert.ToDateTime(item.time);
                if (Application.Current != null) //判断不为空
                {
                    Application.Current.Dispatcher.Invoke(System.Windows.Threading.DispatcherPriority.Normal, new Action(
                                                              () =>
                    {
                        _EachDealList.Add(eachViewModel);
                    }));
                }
            }
            IsRequestEachDeal = false;
        }
        public void SetEachDealList()
        {
            //_EachDealList.Clear();
            var list = httpHelper.GetEachDealHistory(_futuresViewModel.ContractCode, _futuresViewModel.ProductCode, TradeInfoHelper.EachDealCount).OrderBy(o => (string.IsNullOrEmpty(o.time) ? new DateTime() : Convert.ToDateTime(o.time))).ToList();

            foreach (var item in list)
            {
                EachDealViewModel eachViewModel = new EachDealViewModel();
                eachViewModel.EachDealTime  = string.IsNullOrEmpty(item.time) ? "" : Convert.ToDateTime(item.time).ToString("HH:mm:ss");
                eachViewModel.EachDealPrice = item.lastPrice;
                eachViewModel.EachDealColor = item.lastPrice >= PreClosePrice ? "Red" : "#00ff00";
                var varietyModel = TradeInfoHelper.VarietyModelList.FirstOrDefault(o => string.Equals(o.productCode, _futuresViewModel.ProductCode));
                if (varietyModel != null)
                {
                    int precy = varietyModel.precy ?? 2;
                    eachViewModel.EachDealKeepDigits = "F" + precy;
                }
                eachViewModel.EachDealSize      = item.lastSize;
                eachViewModel.EachDealSizeColor = item.lastPrice <= BidP1 ? "#00ff00" : "Red";
                eachViewModel.OrderByTime       = string.IsNullOrEmpty(item.time) ? new DateTime() : Convert.ToDateTime(item.time);
                _EachDealList.Add(eachViewModel);
            }
        }