封裝一個使用比較方便快捷的定時器

 

using System;
using System.Collections.Generic;
using System.Text;

namespace CS
{
    public partial class Timer
    {
        /// <summary>
        /// 聲明委託
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        public delegate void TaskEventHandler(object sender, TaskEventArgs e);

        /// <summary>
        /// 任務開始時觸發事件
        /// </summary>
        public event TaskEventHandler Task;

        /// <summary>
        /// 獲取或設置任務ID
        /// </summary>
        public string TaskID;

        /// <summary>
        /// 獲取或設置任務延時(單位:秒)
        /// </summary>
        public double Timeout;

        /// <summary>
        /// 獲取或設置錯誤次數
        /// </summary>
        public int Error;

        private bool tasking;
        /// <summary>
        /// 指示是否正在執行任務
        /// </summary>
        public bool Tasking
        {
            get
            {
                return tasking;
            }
        }

        /// <summary>
        /// 任務調度器
        /// </summary>
        private System.Timers.Timer TaskTimer = new System.Timers.Timer();

        /// <summary>
        /// 初始化定時器
        /// </summary>
        public Timer()
        {
            this.TaskID = null;
            this.Timeout = 0;
            this.Error = 0;
            this.TaskTimer.AutoReset = false;
            this.TaskTimer.Elapsed += new System.Timers.ElapsedEventHandler(Timeout_Elapsed);
        }

        /// <summary>
        /// 初始化定時器並指定任務ID及任務延時
        /// </summary>
        /// <param name="taskID">任務ID</param>
        /// <param name="timeout">任務延時(單位:秒)</param>
        public Timer(string taskID, double timeout)
        {
            this.TaskID = taskID;
            this.Timeout = timeout;
            this.Error = 0;
            this.TaskTimer.AutoReset = false;
            this.TaskTimer.Elapsed += new System.Timers.ElapsedEventHandler(Timeout_Elapsed);
        }

        private void Timeout_Elapsed(object sender, System.Timers.ElapsedEventArgs e)
        {
            if (this.Task != null)
            {
                this.tasking = true;
                this.Task.Invoke(this.Task.Target, new TaskEventArgs(this.TaskID, this.Timeout));
            }
        }

        /// <summary>
        /// 啓動定時器
        /// </summary>
        public void Start()
        {
            if (this.Timeout < 3)
                this.TaskTimer.Interval = 3000;
            else
                this.TaskTimer.Interval = this.Timeout * 1000;

            this.TaskTimer.Start();
        }

        /// <summary>
        /// 停止定時器
        /// </summary>
        public void Stop()
        {
            this.Error = 0;
            this.TaskTimer.Stop();
            this.tasking = false;
        }

        /// <summary>
        /// 重啓定時器
        /// </summary>
        public void Restart()
        {
            this.Stop();
            this.Start();
        }

        /// <summary>
        /// 關閉定時器
        /// </summary>
        public void Close()
        {
            this.TaskTimer.Stop();
            this.TaskTimer.Close();
            this.TaskTimer.Dispose();
        }
    }
}