基本信息
源码名称:C#打开关闭显示器程序源码
源码大小:0.03M
文件格式:.rar
开发语言:C#
更新时间:2015-09-16
   友情提示:(无需注册或充值,赞助后即可获取资源下载链接)

     嘿,亲!知识可是无价之宝呢,但咱这精心整理的资料也耗费了不少心血呀。小小地破费一下,绝对物超所值哦!如有下载和支付问题,请联系我们QQ(微信同号):813200300

本次赞助数额为: 2 元 
   源码介绍


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

namespace CloseMonitor
{
    public partial class Form1 : Form
    {
        [DllImport("user32.dll")]
        public static extern IntPtr SendMessage(
            IntPtr hWnd,
            uint msg,
            uint wParam,
            int lParam);

        private const uint WM_SYSCOMMAND = 0x0112;
        private const uint SC_MONITORPOWER = 0xF170;

        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            SendMessage(
                  this.Handle,
                  WM_SYSCOMMAND,
                  SC_MONITORPOWER,
                  2
               );  //关闭显示器;

//             SendMessage(
//                 this.Handle,
//                 WM_SYSCOMMAND,
//                 SC_MONITORPOWER,
//                 -1
//                );  //打开显示器;
        }
    }
}