public ibsTicker(int para_tickerTime, ThreadPriority threadPrio)
 {
     if (ibsTicker._instanceCounter == 0)
     {
         ++ibsTicker._instanceCounter;
         this._locInstNumber        = ibsTicker._instanceCounter;
         ibsTicker.timeProcPeriodic = new ibsTicker.TimeProc(ibsTicker.OnTimerPeriodicEvent);
         ibsTicker.timerID          = ibsTicker.timeSetEvent(5, 0, ibsTicker.timeProcPeriodic, 0, 1);
     }
     else
     {
         ++ibsTicker._instanceCounter;
         this._locInstNumber = ibsTicker._instanceCounter;
     }
     this._tickerState = IBSTickerMode.Idle;
     this._tickerTime  = para_tickerTime;
     if (this._tickerTime < 5)
     {
         this._tickerTime = 5;
     }
     this._thrHdlCallBack = new Thread(new ThreadStart(this.workerThreadCallback));
     this._thrHdlCallBack.Start();
     this._thrHdlCallBack.Priority = threadPrio;
 }
 private static extern int timeSetEvent(int delay, int resolution, ibsTicker.TimeProc timeProc, int user, int mode);