C#打开Wi-Fi服务，C# WlanSvc

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using System;
using System.Security.Principal;
using System.ServiceProcess;
using System.Windows.Forms;

namespace windowsServiceCTRL
{
    public static class ServicesHelper
    {
        /// <summary>  
        /// 判断是否安装了某个服务  
        /// </summary>  
        /// <param name="serviceName"></param>  
        /// <returns></returns>  
        public static bool ISWindowsServiceInstalled(string serviceName)
        {
            try
            {
                ServiceController[] services = ServiceController.GetServices();
                foreach (ServiceController service in services)
                {
                    if (service.ServiceName.Trim().ToUpper().Equals(serviceName.Trim().ToUpper()))
                    {
                        return true;
                    }
                }                
                return false;
            }
            catch
            {
                return false;
            }
        }

        /// <summary>
        /// 确定当前主体是否属于具有指定 Administrator 的 Windows 用户组
        /// </summary>
        /// <returns>如果当前主体是指定的 Administrator 用户组的成员，则为 true；否则为 false。</returns>
        public static bool IsAdministrator()
        {
            bool result;
            try
            {
                WindowsIdentity identity = WindowsIdentity.GetCurrent();
                WindowsPrincipal principal = new WindowsPrincipal(identity);
                result = principal.IsInRole(WindowsBuiltInRole.Administrator);

                //http://www.cnblogs.com/Interkey/p/RunAsAdmin.html
                //AppDomain domain = Thread.GetDomain();
                //domain.SetPrincipalPolicy(PrincipalPolicy.WindowsPrincipal);
                //WindowsPrincipal windowsPrincipal = (WindowsPrincipal)Thread.CurrentPrincipal;
                //result = windowsPrincipal.IsInRole(WindowsBuiltInRole.Administrator);
            }
            catch
            {
                result = false;
            }
            return result;
        }

        /// <summary>  
        /// 启动某个服务，以管理员身份运行
        /// </summary>  
        /// <param name="serviceName"></param>  
        public static bool StartService(string serviceName)
        {
            if(IsAdministrator() == false)
            {
                startAsAdmin();
                return false;
            }
            bool ret = false;
            try
            {
                ServiceController[] services = ServiceController.GetServices();


                foreach (ServiceController service in services)
                {
                    if (service.ServiceName.Trim().ToUpper().Equals(serviceName.Trim().ToUpper()))
                    {
                        service.Start();
                        service.WaitForStatus(ServiceControllerStatus.Running, new TimeSpan(0, 0, 30));
                        break;
                    }
                }
                ret = true;
            }
            catch {
                ret = false;
            }
            return ret;
        }

        private static void startAsAdmin()
        {
            //创建启动对象
            System.Diagnostics.ProcessStartInfo startInfo = new System.Diagnostics.ProcessStartInfo();
            //设置运行文件
            startInfo.FileName = Application.ExecutablePath;
            //设置启动动作,确保以管理员身份运行
            startInfo.Verb = "runas";
            //如果不是管理员，则启动UAC
            System.Diagnostics.Process.Start(startInfo);
            //退出
            Environment.Exit(0);
        }

        /// <summary>  
        /// 启动某个服务，以管理员身份运行
        /// </summary>  
        /// <param name="serviceName"></param>  
        public static bool StartServiceCMD(string serviceName)
        {
            try
            {
                using (System.Diagnostics.Process proc = new System.Diagnostics.Process())
                {
                    proc.StartInfo.CreateNoWindow = true;
                    proc.StartInfo.FileName = "cmd.exe";
                    proc.StartInfo.UseShellExecute = false;
                    proc.StartInfo.RedirectStandardError = true;
                    proc.StartInfo.RedirectStandardInput = true;
                    proc.StartInfo.RedirectStandardOutput = true;
                    proc.Start();
                    proc.StandardInput.WriteLine("net start " + serviceName);
                    proc.WaitForExit(1000);
                    proc.Close();
                }
                return true;
            }
            catch (Exception ex)
            {
                MessageBox.Show("Start CMD Error:" + ex.Message);
                return false;
            }
        }

        /// <summary>  
        /// 停止某个服务  
        /// </summary>  
        /// <param name="serviceName"></param>  
        public static bool StopService(string serviceName)
        {
            bool ret = false;
            try
            {
                ServiceController[] services = ServiceController.GetServices();
                foreach (ServiceController service in services)
                {
                    if (service.ServiceName.Trim().ToUpper().Equals(serviceName.Trim().ToUpper()))
                    {
                        service.Stop();
                        service.WaitForStatus(ServiceControllerStatus.Running, new TimeSpan(0, 0, 30));
                        break;
                    }
                }
                ret = true;
            }
            catch {
                ret = false;
            }
            return ret;
        }

        /// <summary>  
        /// 判断某个服务是否启动  
        /// </summary>  
        /// <param name="serviceName"></param>  
        public static bool ISStart(string serviceName)
        {
            bool result = true;
            try
            {
                ServiceController[] services = ServiceController.GetServices();


                foreach (ServiceController service in services)
                {
                    if (service.ServiceName.Trim().ToUpper().Equals(serviceName.Trim().ToUpper()))
                    {
                        if ((service.Status == ServiceControllerStatus.Stopped)
                            || (service.Status == ServiceControllerStatus.StopPending))
                        {
                            result = false;
                            break;
                        }
                    }
                }
            }
            catch {
                result = false;
            }
            return result;
        }
    }
}

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