private bool DoWork()
{
while (true)
{
if (!IsRun)
{
if (_Chan != null)
{
_Chan.Close();
}
return(false);
}
if (_Chan.GetState() == ChannelState.Closed)
{
return(true);
}
if (AddTaskQueue.Count > 0)//添加队列优先执行
{
AddOrUpdateTask(AddTaskQueue.Dequeue());
continue;
}
if (RemoveTaskQueue.Count > 0)//删除队列优先执行
{
RemoveTask(RemoveTaskQueue.Dequeue());
continue;
}
_Chan.ClearRecBuffer();
_Chan.ClearSendBuffer();
if (FirstTaskQueue.Count > 0)//高优先级指令优先执行
{
temp = FirstTaskQueue.Dequeue();
temp.Priority = TaskPriority.Normal;
temp.IsSuccess = false;
sendAction(temp, _Chan);
byte[] a = receiveAction(temp, _Chan);
if (a.Length > 0)
{
temp.IsSuccess = true;
}
temp.SetRX(a);
AddOrUpdateTask(temp);
//temp.SetRX(receiveAction(temp,_Chan));
//temp.IsSuccess = true;
//AddOrUpdateTask(temp);
}
else if (GetNextTask(ref temp))//普通指令执行
{
if (temp.ExecuteOnce && temp.IsSuccess)
{
continue;
}
temp.IsSuccess = false;
sendAction(temp, _Chan);
byte[] a = receiveAction(temp, _Chan);
if (a.Length > 0)
{
temp.IsSuccess = true;
}
temp.SetRX(a);
AddOrUpdateTask(temp);
//temp.SetRX(receiveAction(temp, _Chan));
//temp.IsSuccess = true;
//AddOrUpdateTask(temp);
}
else//没有通讯 时
{
Thread.Sleep(20);
}
ErrCount = 0;
}
}
