public override void OnRspQryOptionInstrTradeCost(CThostFtdcOptionInstrTradeCostField pOptionInstrTradeCost,
                                                   CThostFtdcRspInfoField pRspInfo, int nRequestID, bool bIsLast)
 {
     _callbackApi.OnRspQryOptionInstrTradeCost(pOptionInstrTradeCost, pRspInfo, nRequestID, bIsLast);
 }
 internal static global::System.Runtime.InteropServices.HandleRef getCPtr(CThostFtdcOptionInstrTradeCostField obj)
 {
     return((obj == null) ? new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero) : obj.swigCPtr);
 }
 ///请求查询期权交易成本响应
 public void OnRspQryOptionInstrTradeCost(CThostFtdcOptionInstrTradeCostField pOptionInstrTradeCost,
                                          CThostFtdcRspInfoField pRspInfo, int nRequestID, bool bIsLast)
 {
     Console.WriteLine("OnRspQryOptionInstrTradeCost");
 }