523add43be
------ #### ryControls V2.1.2101.1201 - *.[更新]内置的ObjectListView从1.13更新到2.9.1版本,并对主要属性进行汉化。 - *.[修复]修复新版ObjectListView选中项有筛选结果时,筛选结果白色字体看不清的BUG。 - *.[改进]TextBoxEx2默认事件改为TextChanged2。
284 lines
10 KiB
C#
284 lines
10 KiB
C#
using ryCommon.Pram;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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namespace ryCommon
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{
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/// <summary>
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/// 日期时间的操作类
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/// </summary>
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public class RyDate
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{
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/// <summary>
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/// 获取当前是周几,周一到周日，分别是1-7.
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/// </summary>
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/// <param name="dt"></param>
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/// <returns></returns>
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public static int GetWeek_index(DateTime dt)
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{
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int week_index = dt.DayOfWeek.ToInt(); if (week_index == 0) { week_index = 7; }//获取当前是周几
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return week_index;
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}
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/// <summary>
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/// 获取当前是周几,1-7，分别是返回一到日.
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/// </summary>
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/// <param name="index"></param>
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/// <returns></returns>
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public static string GetWeekName(int index)
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{
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string[] week = "一,二,三,四,五,六,日".Split(',');
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if (index.IsInRange(1, 7))
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{
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return week[index - 1];
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}
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else
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return "" ;
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}
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/// <summary>
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/// 获取当前是周几,输入日期，根据周几，分别是返回一到日.
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/// </summary>
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/// <param name="dt"></param>
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/// <returns></returns>
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public static string GetWeekName(DateTime dt)
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{
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return GetWeekName(GetWeek_index(dt));
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}
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/// <summary>
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/// 获取一周的开始和结束,开始时间为第一天的0点，结束时间以最后一天的0点为结束时间
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/// </summary>
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/// <param name="dt"></param>
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/// <returns></returns>
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public static WeekInfo GetWeekInfo(DateTime dt)
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{
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int week_index = GetWeek_index(dt);//获取当前是周几
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WeekInfo info = new WeekInfo() { startDate = dt.Date.AddDays(-week_index + 1), endDate = dt.Date.AddDays(7 - week_index) };
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return info;
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}
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/// <summary>
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/// 获取2个日期相差几周
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/// </summary>
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/// <param name="dt1"></param>
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/// <param name="dt2"></param>
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/// <returns></returns>
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public static int GetWeekCount(DateTime dt1, DateTime dt2)
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{
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return (GetWeekInfo(dt2).startDate - GetWeekInfo(dt1).startDate).TotalDays.ToInt() / 7;
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}
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/// <summary>
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/// 获取2个日期相差几个月
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/// </summary>
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/// <param name="dt1"></param>
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/// <param name="dt2"></param>
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/// <returns></returns>
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public static int GetMonthCount(DateTime dt1, DateTime dt2)
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{
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return dt2.Year * 12 + dt2.Month - dt1.Year * 12 - dt1.Month;
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}
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/// <summary>
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/// 获取一个月的开始
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/// </summary>
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/// <param name="dt"></param>
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/// <returns></returns>
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public static DateTime GetMonthStart(DateTime dt)
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{
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return dt.AddDays(-dt.Day+1).Date;
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}
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/// <summary>
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/// 判断是否在同一个星期。
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/// </summary>
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/// <param name="dt1"></param>
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/// <param name="dt2"></param>
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/// <returns></returns>
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public static bool InSameWeek(DateTime dt1, DateTime dt2)
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{
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return GetWeekInfo(dt2).startDate==GetWeekInfo(dt1).startDate;
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}
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/// <summary>
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/// 判断是否在同一个月。
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/// </summary>
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/// <param name="dt1"></param>
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/// <param name="dt2"></param>
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/// <returns></returns>
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public static bool InSameMonth(DateTime dt1, DateTime dt2)
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{
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return dt2.Year==dt1.Year && dt2.Month==dt1.Month;
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}
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/// <summary>
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/// 判断是否在同一天
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/// </summary>
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/// <param name="dt1"></param>
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/// <param name="dt2"></param>
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/// <returns></returns>
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public static bool InSameDay(DateTime dt1, DateTime dt2)
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{
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return dt2.Date == dt1.Date;
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}
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/// <summary>
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/// 计算两个日期的时间间隔,返回的是时间间隔的日期差的绝对值.
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/// </summary>
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/// <param name="DateTime1">第一个日期和时间</param>
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/// <param name="DateTime2">第二个日期和时间</param>
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/// <returns></returns>
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public static string DateDiff(DateTime DateTime1, DateTime DateTime2)
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{
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return DateDiff(DateTime1, DateTime2, true);
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}
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/// <summary>
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/// 计算两个日期的时间间隔,返回的是时间间隔的日期差的绝对值.
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/// </summary>
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/// <param name="DateTime1">第一个日期和时间</param>
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/// <param name="DateTime2">第二个日期和时间</param>
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/// <param name="seconds">是否显示秒</param>
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/// <returns></returns>
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public static string DateDiff(DateTime DateTime1, DateTime DateTime2,bool seconds)
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{
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string dateDiff = "";
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try
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{
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TimeSpan ts1 = new TimeSpan(DateTime1.Ticks);
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TimeSpan ts2 = new TimeSpan(DateTime2.Ticks);
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TimeSpan ts = ts1.Subtract(ts2).Duration();
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if (ts.Days != 0)
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{
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dateDiff = ts.Days.ToString() + "天";
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}
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if (ts.Hours != 0)
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{
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dateDiff += ts.Hours.ToString() + "小时";
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}
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if (ts.Minutes != 0)
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{
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dateDiff += ts.Minutes.ToString() + "分钟";
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}
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if (ts.Seconds != 0 && seconds)
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{
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dateDiff += ts.Seconds.ToString() + "秒";
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}
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}
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catch
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{
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}
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if (dateDiff == "") { dateDiff = "0"+ (seconds?"秒": "分钟"); }
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return dateDiff;
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}
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/// <summary>
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/// 计算一个时间与当前本地日期和时间的时间间隔,返回的是时间间隔的日期差的绝对值.
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/// </summary>
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/// <param name="DateTime1">一个日期和时间</param>
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/// <returns></returns>
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public static string DateDiff(DateTime DateTime1)
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{
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return DateDiff(DateTime1, DateTime.Now);
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}
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/// <summary>
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/// 将c# DateTime时间格式转换为Unix时间戳格式
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/// </summary>
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/// <param name="time">时间</param>
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/// <returns>long</returns>
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public static long DateTimeToUnixTime(System.DateTime time)
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{
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System.DateTime startTime = TimeZone.CurrentTimeZone.ToLocalTime(new System.DateTime(1970, 1, 1)); // 当地时区
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long timeStamp = (long)(time - startTime).TotalSeconds; // 相差秒数
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return timeStamp;
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}
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/// <summary>
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/// 时间戳转为C#格式时间
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/// </summary>
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/// <param name="timeStamp"></param>
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/// <returns></returns>
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public static DateTime UnixTimeToDateTime(string timeStamp)
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{
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try
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{
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System.DateTime startTime = TimeZone.CurrentTimeZone.ToLocalTime(new System.DateTime(1970, 1, 1)); // 当地时区
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DateTime dt = startTime.AddSeconds(timeStamp.ToDouble(0));
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return dt;
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}
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catch { return new System.DateTime(1970, 1, 1); }
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}
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/// <summary>
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/// 将c# DateTime时间格式转换为js时间戳格式
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/// </summary>
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/// <param name="time">时间</param>
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/// <returns>long</returns>
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public static long DateTimeToJSTime(System.DateTime time)
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{
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System.DateTime startTime = TimeZone.CurrentTimeZone.ToLocalTime(new System.DateTime(1970, 1, 1)); // 当地时区
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long timeStamp = (long)(time - startTime).TotalMilliseconds; // 相差毫秒数
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return timeStamp;
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}
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/// <summary>
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/// JS时间戳转为C#格式时间
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/// </summary>
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/// <param name="timeStamp"></param>
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/// <returns></returns>
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public static DateTime JSTimeToDateTime(string timeStamp)
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{
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try
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{
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System.DateTime startTime = TimeZone.CurrentTimeZone.ToLocalTime(new System.DateTime(1970, 1, 1)); // 当地时区
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DateTime dt = startTime.AddMilliseconds(timeStamp.ToInt64(0));
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return dt;
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}
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catch { return new System.DateTime(1970, 1, 1); }
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}
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/// <summary>
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/// 根据年月日转换成日期
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/// </summary>
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/// <param name="year"></param>
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/// <param name="month"></param>
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/// <param name="day"></param>
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/// <returns></returns>
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public static DateTime ToDate(int year, int month, int day)
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{
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try
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{
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return new DateTime(year, month, day);
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}
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catch { return new DateTime(2000, 1, 1); }
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}
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/// <summary>
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/// 根据日期和时间转换成日期时间
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/// </summary>
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/// <param name="date"></param>
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/// <param name="time"></param>
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/// <returns></returns>
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public static DateTime ToDateTime(DateTime date,DateTime time)
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{
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return new DateTime(date.Year, date.Month, date.Day, time.Hour, time.Minute, time.Second, time.Millisecond);
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}
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/// <summary>
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/// 将时间转换成当前分钟开始的时间
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/// </summary>
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/// <param name="dt"></param>
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/// <returns></returns>
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public static DateTime StartMinute(DateTime dt)
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{
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return dt.AddMilliseconds(-dt.Millisecond).AddSeconds(-dt.Second);
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}
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/// <summary>
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/// 将时间转换成当前秒钟开始的时间
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/// </summary>
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/// <param name="dt"></param>
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/// <returns></returns>
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public static DateTime StartSecond(DateTime dt)
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{
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return dt.AddMilliseconds(-dt.Millisecond);
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}
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/// <summary>
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/// 当前时间在这一天里的秒数
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/// </summary>
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/// <param name="dt"></param>
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/// <returns></returns>
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public static Int64 DaySecond(DateTime dt)
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{
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return dt.Hour*3600+dt.Minute*60+dt.Second;
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}
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}
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}
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