WINSERVICE

private void serviceInstaller1_AfterInstall(object sender, InstallEventArgs e)
        {
            ManagementBaseObject inPar = null;
            ManagementClass mc = new ManagementClass("Win32_Service");
            foreach (ManagementObject mo in mc.GetInstances())
            {
                if (mo["Name"].ToString() == "服务名")
                {
                    inPar = mo.GetMethodParameters("Change");
                    inPar["DesktopInteract"] = true;
                    mo.InvokeMethod("Change", inPar, null);
                }
            }     
  }