各位大神帮看看这修改电脑名称的代码

myde520

我想用软件修改电脑名称后不需要重启电脑就能生效，在网上找到了一段代码套上修改后右键“计算机”属性看到的名称确实变了，但是实际它还没有生效，在cmd里运行"ipconfig /all"的时候还是显示旧的电脑名称，下面附上代码，希望各位大神帮看看。

[C#] 纯文本查看 复制代码

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using Microsoft.Win32;
using System.Runtime.InteropServices;

namespace 修改电脑名称
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }


        // SendMessageTimeout tools
        [Flags]
        public enum SendMessageTimeoutFlags : uint
        {
            SMTO_NORMAL = 0x0000,
            SMTO_BLOCK = 0x0001,
            SMTO_ABORTIFHUNG = 0x0002,
            SMTO_NOTIMEOUTIFNOTHUNG = 0x0008
        }
        const int WM_SETTINGCHANGE = 0x001A;
        const int HWND_BROADCAST = 0xffff;

        [DllImport("user32.dll", SetLastError = true, CharSet = CharSet.Auto)]
        public static extern IntPtr SendMessageTimeout(
           IntPtr windowHandle,
           uint Msg,
           IntPtr wParam,
           string lParam,
           SendMessageTimeoutFlags flags,
           uint timeout,
           out IntPtr result
           );

        public static void NotifyOS1()
        {
            IntPtr result1;
            //修改后发送一个消息给系统 
            //调用
            SendMessageTimeout(
                                 new IntPtr(HWND_BROADCAST),
                                 WM_SETTINGCHANGE,
                                 IntPtr.Zero,
                                 "Environment",
                                 SendMessageTimeoutFlags.SMTO_ABORTIFHUNG,
                                 200,
                                 out result1);
        }

        private void button1_Click(object sender, EventArgs e)
        {
            RegistryKey myRKCN = Registry.LocalMachine.OpenSubKey("SYSTEM\\ControlSet001\\Services\\Tcpip\\Parameters");
            foreach (string myCpName in myRKCN.GetValueNames())
            {
                if (myCpName == "NV Hostname")
                {
                    this.textBox1.Text = myRKCN.GetValue(myCpName).ToString();
                    NotifyOS1();
                }
                else
                {
                    continue;
                }
            }
        }

        private void button2_Click(object sender, EventArgs e)
        {
            RegistryKey myRKCN = Registry.LocalMachine.OpenSubKey("SYSTEM\\ControlSet001\\Services\\Tcpip\\Parameters", true);
            foreach (string site in myRKCN.GetValueNames())
            {
                if (site == "NV Hostname")
                {
                    myRKCN.DeleteValue(site, false);
                    myRKCN.SetValue("NV Hostname", this.textBox1.Text);
                }
                else
                {
                    continue;
                }
            }
            MessageBox.Show("修改成功");
        }


    }
}

站长苏飞

我只是路过打酱油的。