private void Content(object sender, EventArgs e) { //string strControl_type = "connect"; string strName = "用户名"; string strPwd = "密码"; string strServerip = "218.94.58.243"; //218.94.58.243 string strServerport = "9005"; // object hr = ctr1.StartAndManageConnect_User(ref strName, ref strPwd, ref strServerip, ref strServerport); object hr = ctr1.StartAndManageConnect_User(strName, strPwd, strServerip, strServerport); if (hr.ToString() == "0") { //链接成功 } }