亲测小练习

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using System.Management;

namespace remote
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
      
        private void button1_Click(object sender, EventArgs e)
        {
            //定义连接远程计算机的一些选项
            ConnectionOptions options = new ConnectionOptions();
            options.Username = textBox2.Text;
            options.Password = textBox3.Text;
            ManagementScope scope = new ManagementScope("\\\\" + textBox1.Text + "\\root\\cimv2", options);
            try
            {
                //用给定管理者用户名和口令连接远程的计算机
                scope.Connect();
                ObjectQuery oq = new ObjectQuery("select * from win32_OperatingSystem");
                ManagementObjectSearcher query1 = new ManagementObjectSearcher(scope, oq);
                ManagementObjectCollection queryCollection1 = query1.Get();
                foreach (ManagementObject mo in queryCollection1)
                {
                    string[] ss = { "" };
                    if (comboBox1.Text == "重新启动")
                    {
                        mo.InvokeMethod("Reboot", ss);
                    }
                    if (comboBox1.Text == "关闭计算机")
                    {
                        mo.InvokeMethod("Shutdown", ss);
                    }
                    if (comboBox1.Text == "注销")
                    {
                        mo.InvokeMethod("Logoff", ss);
                    }
                }
            }
            catch (Exception er)
            {
                MessageBox.Show("连接" + textBox1.Text + "出错，出错信息为：" + er.Message);
            }
        }
    }
}

程序下载页 http://download.csdn.net/detail/carl_xie_87/6853319

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