lyfz_repos/其他源码/LYFZ.WinAPI/SetComputerDateTime.cs

using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;
using System.Text;

namespace LYFZ.WinAPI
{
    public class SetComputerDateTime
    {
        [DllImport("kernel32.dll", EntryPoint = "GetSystemDefaultLCID")]
        public static extern int GetSystemDefaultLCID();
        [DllImport("kernel32.dll", EntryPoint = "SetLocaleInfoA")]
        public static extern int SetLocaleInfo(int Locale, int LCType, string lpLCData);

        public const int LOCALE_SLONGDATE = 0x20;
        public const int LOCALE_SSHORTDATE = 0x1F;
        public const int LOCALE_STIME = 0x1E;
        [DllImportAttribute("Kernel32.dll")]
        public static extern void SetLocalTime(SystemTime st);
        //public ushort wYear;
        //public ushort wMonth;
        //public ushort wDayOfWeek;
        //public ushort wDay;
        //public ushort wHour;
        //public ushort wMinute;
        //public ushort wSecond;
        //public ushort wMilliseconds;
        public SetComputerDateTime()
        {

        }
        /// <summary>
        /// 设置系统时间格式
        /// </summary>
        public static void SetDateTimeFormat()
        {
            try
            {
                int x = GetSystemDefaultLCID();
                SetLocaleInfo(x, LOCALE_SSHORTDATE, "yyyy-MM-dd");   //短日期格式   
                SetLocaleInfo(x, LOCALE_SLONGDATE, "yyyy年MM月dd日");   //长日期格式 
                SetLocaleInfo(x, LOCALE_STIME, "HH:mm:ss");        //时间格式
            }
            catch 
            {
                
            }
        }
        /// <summary>
        /// 设置系统时间
        /// </summary>
        /// <param name="dateTime"></param>
        public static void SetDateTime(DateTime dateTime)
        {
            try
            {
                SystemTime mySystemTime = new SystemTime();
                mySystemTime.wYear = (ushort)dateTime.Year;//年
                mySystemTime.wMonth = (ushort)dateTime.Month;//月
                mySystemTime.wDay = (ushort)dateTime.Day;//日
                mySystemTime.wHour = (ushort)dateTime.Hour;//时
                mySystemTime.wMinute = (ushort)dateTime.Minute;//分
                mySystemTime.wSecond = (ushort)dateTime.Second;//秒
                SetLocalTime(mySystemTime);
            }
            catch 
            {
               
            }
        }
    }
    [StructLayoutAttribute(LayoutKind.Sequential)]
    public class SystemTime
    {
        public ushort wYear;
        public ushort wMonth;
        public ushort wDayOfWeek;
        public ushort wDay;
        public ushort wHour;
        public ushort wMinute;
        public ushort wSecond;
        public ushort wMilliseconds;
    }
}