Example #1
0
        /// <summary>
        /// readMessages is the "run" method of this class. It reads all incomming messages
        /// and publishes them to registered ICANListeners.
        /// </summary>
        public void readMessages()
        {
            int readResult = 0;
            LAWICEL.CANMsg r_canMsg = new LAWICEL.CANMsg();
            CANMessage canMessage = new CANMessage();
            Console.WriteLine("readMessages started");
            while (true)
            {
                lock (m_synchObject)
                {
                    if (m_endThread)
                    {
                        Console.WriteLine("readMessages ended");
                        return;
                    }
                }
                readResult = LAWICEL.canusb_Read(m_deviceHandle, out r_canMsg);
                if (readResult == LAWICEL.ERROR_CANUSB_OK)
                {
                   // Console.WriteLine(r_canMsg.id.ToString("X3") + " " + r_canMsg.data.ToString("X8"));
                    if (MessageContainsInformationForRealtime(r_canMsg.id))
                    {
                        canMessage.setID(r_canMsg.id);
                        canMessage.setLength(r_canMsg.len);
                        canMessage.setTimeStamp(r_canMsg.timestamp);
                        canMessage.setFlags(r_canMsg.flags);
                        canMessage.setData(r_canMsg.data);
                        lock (m_listeners)
                        {
                            AddToCanTrace("RX: " + r_canMsg.id.ToString("X4") + " " + r_canMsg.data.ToString("X16"));
                            foreach (ICANListener listener in m_listeners)
                            {
                                //while (listener.messagePending()) ; // dirty, make this better
                                listener.handleMessage(canMessage);
                            }
                            //CastInformationEvent(canMessage); // <GS-05042011> re-activated this function
                        }
                        //Thread.Sleep(1);
                    }

                    // cast event to application to process message
                    //if (MessageContainsInformationForRealtime(r_canMsg.id))
                    //{
                        //TODO: process all other known msg id's into the realtime view
                      //  CastInformationEvent(canMessage); // <GS-05042011> re-activated this function
                    //}
                }
                else if (readResult == LAWICEL.ERROR_CANUSB_NO_MESSAGE)
                {
                    Thread.Sleep(1);
                }
            }
        }