public int SetPhoneJointEventCallBack(PhoneJointEventCB pjEventCallBack) { LogManager.SystemLog.Debug(string.Format("Start UC_SDK_SetPhoneJointEventCallBack")); int iRet = UCInterface.UC_SDK_SetPhoneJointEventCallBack(pjEventCallBack); if (iRet != 0) { LogManager.SystemLog.Error(string.Format("Start UC_SDK_SetPhoneJointEventCallBack error {0}", iRet)); } LogManager.SystemLog.Debug(string.Format("End UC_SDK_SetPhoneJointEventCallBack")); return(iRet); }