如何通过C#修改计算机系统时间
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发布时间：2022-04-22 23:42
共1个回答
热心网友
时间：2023-10-08 21:38
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.Runtime.InteropServices;
namespace 获取和设置系统时间
{
/// <summary>
/// Form1 的摘要说明。
/// </summary>
public class Form1 : System.Windows.Forms.Form
{
private System.Windows.Forms.GroupBox groupBox1;
private System.Windows.Forms.TextBox textBox1;
private System.Windows.Forms.GroupBox groupBox2;
private System.Windows.Forms.Button button1;
private System.Windows.Forms.Button button2;
private System.Timers.Timer timer1;
private System.Windows.Forms.DateTimePicker setDate;
private System.Windows.Forms.DateTimePicker setTime;
private System.ComponentModel.IContainer components;
[StructLayout(LayoutKind.Sequential)]
public struct SystemTime
{
public ushort wYear;
public ushort wMonth;
public ushort wDayOfWeek;
public ushort wDay;
public ushort wHour;
public ushort wMinute;
public ushort wSecond;
public ushort wMiliseconds;
}
// 用于设置系统时间
[DllImport("Kernel32.dll")]
public static extern bool SetLocalTime( ref SystemTime sysTime );
// 用于获得系统时间
[DllImport("Kernel32.dll")]
public static extern void GetLocalTime(ref SystemTime sysTime);
public Form1()
{
//
// Windows 窗体设计器支持所必需的
//
InitializeComponent();
//
// TODO: 在 InitializeComponent 调用后添加任何构造函数代码
//
}
/// <summary>
/// 清理所有正在使用的资源。
/// </summary>
protected override void Dispose( bool disposing )
{
if( disposing )
{
if (components != null)
{
components.Dispose();
}
}
base.Dispose( disposing );
}
#region Windows 窗体设计器生成的代码
/// <summary>
/// 设计器支持所需的方法 - 不要使用代码编辑器修改
/// 此方法的内容。
/// </summary>
private void InitializeComponent()
{
this.groupBox1 = new System.Windows.Forms.GroupBox();
this.textBox1 = new System.Windows.Forms.TextBox();
this.groupBox2 = new System.Windows.Forms.GroupBox();
this.setTime = new System.Windows.Forms.DateTimePicker();
this.setDate = new System.Windows.Forms.DateTimePicker();
this.button1 = new System.Windows.Forms.Button();
this.button2 = new System.Windows.Forms.Button();
this.timer1 = new System.Timers.Timer();
this.groupBox1.SuspendLayout();
this.groupBox2.SuspendLayout();
((System.ComponentModel.ISupportInitialize)(this.timer1)).BeginInit();
this.SuspendLayout();
//
// groupBox1
//
this.groupBox1.Controls.Add(this.textBox1);
this.groupBox1.Location = new System.Drawing.Point(32, 24);
this.groupBox1.Name = "groupBox1";
this.groupBox1.Size = new System.Drawing.Size(216, 64);
this.groupBox1.TabIndex = 0;
this.groupBox1.TabStop = false;
this.groupBox1.Text = "系统当前时间";
//
// textBox1
//
this.textBox1.Location = new System.Drawing.Point(16, 24);
this.textBox1.Name = "textBox1";
this.textBox1.ReadOnly = true;
this.textBox1.Size = new System.Drawing.Size(184, 21);
this.textBox1.TabIndex = 1;
this.textBox1.Text = "";
//
// groupBox2
//
this.groupBox2.Controls.Add(this.setTime);
this.groupBox2.Controls.Add(this.setDate);
this.groupBox2.Location = new System.Drawing.Point(32, 112);
this.groupBox2.Name = "groupBox2";
this.groupBox2.Size = new System.Drawing.Size(216, 64);
this.groupBox2.TabIndex = 1;
this.groupBox2.TabStop = false;
this.groupBox2.Text = "时间设置为";
//
// setTime
//
this.setTime.Format = System.Windows.Forms.DateTimePickerFormat.Time;
this.setTime.Location = new System.Drawing.Point(128, 24);
this.setTime.Name = "setTime";
this.setTime.ShowUpDown = true;
this.setTime.Size = new System.Drawing.Size(72, 21);
this.setTime.TabIndex = 1;
this.setTime.TabStop = false;
//
// setDate
//
this.setDate.Format = System.Windows.Forms.DateTimePickerFormat.Short;
this.setDate.Location = new System.Drawing.Point(8, 24);
this.setDate.Name = "setDate";
this.setDate.Size = new System.Drawing.Size(104, 21);
this.setDate.TabIndex = 0;
//
// button1
//
this.button1.Location = new System.Drawing.Point(40, 200);
this.button1.Name = "button1";
this.button1.Size = new System.Drawing.Size(64, 32);
this.button1.TabIndex = 2;
this.button1.Text = "设置";
this.button1.Click += new System.EventHandler(this.button1_Click);
//
// button2
//
this.button2.Location = new System.Drawing.Point(168, 200);
this.button2.Name = "button2";
this.button2.Size = new System.Drawing.Size(64, 32);
this.button2.TabIndex = 3;
this.button2.Text = "退出";
this.button2.Click += new System.EventHandler(this.button2_Click);
//
// timer1
//
this.timer1.Enabled = true;
this.timer1.SynchronizingObject = this;
this.timer1.Elapsed += new System.Timers.ElapsedEventHandler(this.timer1_Elapsed);
//
// Form1
//
this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
this.ClientSize = new System.Drawing.Size(280, 261);
this.Controls.Add(this.button2);
this.Controls.Add(this.button1);
this.Controls.Add(this.groupBox2);
this.Controls.Add(this.groupBox1);
this.Name = "Form1";
this.Text = "获取和设置系统时间";
this.groupBox1.ResumeLayout(false);
this.groupBox2.ResumeLayout(false);
((System.ComponentModel.ISupportInitialize)(this.timer1)).EndInit();
this.ResumeLayout(false);
}
#endregion
/// <summary>
/// 应用程序的主入口点。
/// </summary>
[STAThread]
static void Main()
{
Application.Run(new Form1());
}
private void button2_Click(object sender, System.EventArgs e)
{
this.Close(); // 关闭当前窗体
}
private void timer1_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
{
// 清除textBox1上的字符串
textBox1.Clear();
// 创建SystemTime结构体，用于接收系统当前时间
SystemTime systemTime = new SystemTime();
GetLocalTime(ref systemTime); // 获得系统的时间并存在SystemTime结构体中
// 将系统的时间从 SystemTime 结构体中中取出，并显示在textBox1上
textBox1.Text += systemTime.wYear.ToString() +"-";
textBox1.Text += systemTime.wMonth.ToString() + "-";
textBox1.Text += systemTime.wDay.ToString() + " ";
textBox1.Text += systemTime.wHour.ToString() + ":";
textBox1.Text += systemTime.wMinute.ToString() + ":";
textBox1.Text += systemTime.wSecond.ToString();
//textBox1.Refresh();
}
private void button1_Click(object sender, System.EventArgs e)
{
// 创建SystemTime结构体，用于接收用户设置的时间
SystemTime systemTime = new SystemTime();
// 从setDate,setTime控件中获取年，月，日，小时，分钟，秒信息，存入SystemTime结构体中
systemTime.wYear = (ushort)setDate.Value.Year;
systemTime.wMonth = (ushort)setDate.Value.Month;
systemTime.wDay = (ushort)setDate.Value.Day;
systemTime.wHour = (ushort)setTime.Value.Hour;
systemTime.wMinute = (ushort)setTime.Value.Minute;
systemTime.wSecond = (ushort)setTime.Value.Second;
// 将系统的时间设置为用户指定的时间
SetLocalTime(ref systemTime);
}
}
}
