委托实例(同步)

同步:
1.定义委托
    /// <summary>
    /// 通讯数据交互委托定义
    /// </summary>
    /// <param name="sender"></param>
    /// <param name="pArg">通讯交互数据事件改变参数</param>
    public delegate void CommunicateDataChangedEventHandler(object sender, CommunicateEventArgs pArg);

2.定义事件
        /// <summary>
        /// 通讯接收数据改变事件定义
        /// </summary>
        public CommunicateDataChangedEventHandler OnCommReceiveDataChangedEvent;

3.注册事件
        #region【构造函数】
        public GCLogic(DeviceModel pDeviceModel, int pBurante, string pComPort)
        {
          //注册
           OnCommReceiveDataChangedEvent += new     CommunicateDataChangedEventHandler(ComLogic_OnCommReceiveDataChangedEvent);
      }

4.定义事件执行方法
        #region【方法:通讯数据改变事件响应方法】
        /// <summary>
        /// 通讯数据改变事件响应方法
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="pArgs"></param>
        private void ComLogic_OnCommReceiveDataChangedEvent(object sender, CommunicateEventArgs pArgs)
        {
            while (m_RevQueueLock) Thread.Sleep(1);
            m_RevQueueLock = true;
            for (int i = 0; i < pArgs.RevData.Length; i++)
            {
                m_RevQueue.Enqueue(pArgs.RevData[i]);
            }
            m_RevQueueLock = false;
        }
        #endregion

    5.调用执行方法
        if (OnCommReceiveDataChangedEvent != null)
        {
                //提交数据
                CommunicateEventArgs arg = new CommunicateEventArgs();
                arg.RevData = revdata;
               if (OnCommReceiveDataChangedEvent != null)
               OnCommReceiveDataChangedEvent(this, arg);
         }

 

posted @ 2019-02-25 11:32  Bella.Li  阅读(217)  评论(0编辑  收藏  举报