示例#1
0
        /// <summary>实例化一个不可重入的定时器</summary>
        /// <param name="callback">委托</param>
        /// <param name="state">用户数据</param>
        /// <param name="dueTime">多久之后开始。毫秒</param>
        /// <param name="period">间隔周期。毫秒</param>
        /// <param name="scheduler">调度器</param>
        public TimerX(WaitCallback callback, Object state, Int32 dueTime, Int32 period, String scheduler = null)
        {
            if (dueTime < 0)
            {
                throw new ArgumentOutOfRangeException(nameof(dueTime));
            }
            //if (period < 0) throw new ArgumentOutOfRangeException("period");

            Callback = new WeakAction <Object>(callback) ?? throw new ArgumentNullException(nameof(callback));
            State    = state;
            Period   = period;

            NextTime = DateTime.Now.AddMilliseconds(dueTime);

            Scheduler = scheduler.IsNullOrEmpty() ? TimerScheduler.Default : TimerScheduler.Create(scheduler);
            Scheduler.Add(this);
        }
示例#2
0
        /// <summary>实例化一个绝对定时器</summary>
        /// <param name="callback">委托</param>
        /// <param name="state">用户数据</param>
        /// <param name="startTime">绝对开始时间</param>
        /// <param name="period">间隔周期。毫秒</param>
        /// <param name="scheduler">调度器</param>
        public TimerX(WaitCallback callback, Object state, DateTime startTime, Int32 period, String scheduler = null)
        {
            if (startTime <= DateTime.MinValue)
            {
                throw new ArgumentOutOfRangeException(nameof(startTime));
            }
            //if (period < 0) throw new ArgumentOutOfRangeException("period");

            Callback   = new WeakAction <Object>(callback) ?? throw new ArgumentNullException(nameof(callback));
            State      = state;
            Period     = period;
            Absolutely = true;

            var now  = DateTime.Now;
            var next = startTime;

            if (period % 1000 == 0)
            {
                var s = period / 1000;
                while (next < now)
                {
                    next = next.AddSeconds(s);
                }
            }
            else
            {
                while (next < now)
                {
                    next = next.AddMilliseconds(period);
                }
            }
            NextTime = next;

            Scheduler = scheduler.IsNullOrEmpty() ? TimerScheduler.Default : TimerScheduler.Create(scheduler);
            Scheduler.Add(this);
        }