private async void ModifyOrder_Load(object sender, EventArgs e) { dataGridViewModifyData.AutoGenerateColumns = false; //创建加载框 loading = new UserControls.Loading(); loading.Showed += loading_Showed; loading.Hided += loading_Hided; this.Controls.Add(loading); loading.ShowLoading(); PumpingService.TradeRecordSE[] trades = await Core.CustomService.Service.GetTradesRecordHistoryAsync(this._account, DateTime.Now.AddYears(-20), DateTime.Now); Display(trades.Where(ele => ele.Cmd != 6).ToArray()); loading.HideLoading(); }