WPF开发之以管理员身份运行

<requestedPrivileges xmlns="urn:schemas-microsoft-com:asm.v3">
    <requestedExecutionLevel level="highestAvailable" uiAccess="false" />
</requestedPrivileges>

<requestedExecutionLevel  level="asInvoker" uiAccess="false" />
<requestedExecutionLevel  level="requireAdministrator" uiAccess="false" />
<requestedExecutionLevel  level="highestAvailable" uiAccess="false" />

using System;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.IO;
using System.Reflection;
using System.Security.Principal;
using System.Threading;
using System.Windows;
using SchoolClient.Utils;
using SchoolClient.Wins;

namespace SchoolClient
{
    public partial class MyApp : Application
    {
        [STAThread]
        private static void Main()

        {
            new MyApp();
        }

        public MyApp()
        {
            /**
            * 当前用户是管理员的时候，直接启动应用程序
            * 如果不是管理员，则使用启动对象启动程序，以确保使用管理员身份运行
            */
            //获得当前登录的Windows用户标示
            WindowsIdentity identity = WindowsIdentity.GetCurrent();
            WindowsPrincipal principal = new WindowsPrincipal(identity);
            //判断当前登录用户是否为管理员
            if (principal.IsInRole(WindowsBuiltInRole.Administrator))
            {
                //如果是管理员，则直接运行
                Run(new LoginWindow());
            }
            else
            {
                //创建启动对象
                System.Diagnostics.ProcessStartInfo startInfo = new System.Diagnostics.ProcessStartInfo();
                startInfo.UseShellExecute = true;
                startInfo.WorkingDirectory = Environment.CurrentDirectory;
                startInfo.FileName = Assembly.GetExecutingAssembly().Location;
                //设置启动动作,确保以管理员身份运行
                startInfo.Verb = "runas";
                try
                {
                    System.Diagnostics.Process.Start(startInfo);
                }
                catch
                {
                    return;
                }
                //退出
                Application.Current.Shutdown();
            }
        }
    }
}

using System.Security.Principal;
public bool IsAdministrator()
{
    WindowsIdentity current = WindowsIdentity.GetCurrent();
    WindowsPrincipal windowsPrincipal = new WindowsPrincipal(current);
    return windowsPrincipal.IsInRole(WindowsBuiltInRole.Administrator);
}

#region 开机自启动写入注册表

private void RunAtStart()
{
    var starupPath = GetType().Assembly.Location;
    try
    {
        var fileName = starupPath;
        var shortFileName = fileName.Substring(fileName.LastIndexOf('\\') + 1);
        //打开子键节点
        var myReg = Registry.LocalMachine.OpenSubKey(
            "SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run", RegistryKeyPermissionCheck.ReadWriteSubTree,
            RegistryRights.FullControl);
        if (myReg == null)
        {
            //如果子键节点不存在，则创建之
            myReg = Registry.LocalMachine.CreateSubKey("SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\Run");
        }
        if (myReg != null && myReg.GetValue(shortFileName) != null)
        {
            //在注册表中设置自启动程序
            myReg.DeleteValue(shortFileName);
            myReg.SetValue(shortFileName, fileName);
            LogHelper.WriteLog(typeof(MainWindow), "设置自启动程序操作成功");
        }
        else if (myReg != null && myReg.GetValue(shortFileName) == null)
        {
            myReg.SetValue(shortFileName, fileName);
            LogHelper.WriteLog(typeof(MainWindow), "设置自启动程序操作成功");
        }
    }
    catch
    {
        LogHelper.WriteLog(typeof(MainWindow),"写注册表操作发生错误");
    }
}

#endregion