C# 定时关机、重启、注销 工具源码

【实例截图】

【核心代码】

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Diagnostics;

namespace shutdown
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            label2.Text = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
            //默认状态下，DateTimePicker控件只显示日期，如果想更改为显示时间，或日期 时间，需要做以下设置：
            //控制日期或时间的显示格式
            dateTimePicker1.CustomFormat = "yyyy-MM-dd HH:mm:ss";
            //使用自定义格式
            dateTimePicker1.Format = DateTimePickerFormat.Custom;
            //时间控件的启用
            dateTimePicker1.ShowUpDown = true;
            dateTimePicker1.Value = DateTime.Now;
            radioButton1.Checked = true;
        }

        private void timer1_Tick(object sender, EventArgs e)
        {
            label2.Text = DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss");
        }

        private void button2_Click(object sender, EventArgs e)
        {
            Process.Start("c:/windows/system32/shutdown.exe", "-a ");
        }

        private void button3_Click(object sender, EventArgs e)
        {
            this.Close();
        }

        private void button1_Click(object sender, EventArgs e)
        {
            if(DateTime.Now.ToString("yyyy-MM-dd HH:mm").CompareTo(dateTimePicker1.Value.ToString("yyyy-MM-dd HH:mm"))>0)
            {
                MessageBox.Show("关机时间小于当前时间");
                return;
            }
            TimeSpan timeSpan=dateTimePicker1.Value-Convert.ToDateTime( DateTime.Now.ToString("yyyy-MM-dd HH:mm"));
            int sec = Convert.ToInt32(timeSpan.TotalSeconds);
            int min = Convert.ToInt32(timeSpan.TotalMinutes);
            int hou = Convert.ToInt32(timeSpan.TotalHours);
            DialogResult result;
            if (radioButton1.Checked == true)
            {
                result = MessageBox.Show(hou " 小时 " min % 60 " 分后关机？", "询问提示", MessageBoxButtons.OKCancel, MessageBoxIcon.Question);
            }
            else if (radioButton2.Checked == true)
            {
                result = MessageBox.Show(hou " 小时 " min % 60 " 分后重启？", "询问提示", MessageBoxButtons.OKCancel, MessageBoxIcon.Question);
            }
            else {
                result = MessageBox.Show(hou " 小时 " min % 60 " 分后注销？", "询问提示", MessageBoxButtons.OKCancel, MessageBoxIcon.Question);
            }

            if (result == DialogResult.Cancel)
            {
                return;
            }
            if (radioButton1.Checked == true)
            {
                Process.Start("c:/windows/system32/shutdown.exe", "-s -t " Convert.ToInt32(timeSpan.TotalSeconds));
            }
            else if (radioButton2.Checked == true)
            {
                Process.Start("c:/windows/system32/shutdown.exe", "-r -t " Convert.ToInt32(timeSpan.TotalSeconds));
            }
            else
            {
                Process.Start("c:/windows/system32/shutdown.exe", "-l -t " Convert.ToInt32(timeSpan.TotalSeconds));
            }
        }
    }
}