/// <summary> /// API 函数初始化 /// </summary> /// <returns></returns> private int APIOpen() { if (!bAPIOpen) { int ret = 0; try { ret = Dapapi.AB_API_Open(); if (ret < 0) { return(-1); } else { bAPIOpen = true; return(1); } } catch (Exception e) { //throw new Exception(e.Message); } } return(0); }