private void readSerial()
{
UIdata returnData = new UIdata();
returnData.status = "WAITING";
char[] delimiterChars = { '\n', '\r' };
while (!_stopCycle)
{
try
{
string message = _serialPort.ReadLine();
string[] words = message.Split(delimiterChars);
foreach (string s in words)
{
if (s.StartsWith("+COPS:"))
{
string[] GSMprovider = message.Split(',');
string provider = GSMprovider[GSMprovider.Length - 1].Replace('"', ' ');
if (provider.StartsWith("+COPS:"))
{
returnData.status = "NO NETWORK";
}
else
{
returnData.gsmProvider = provider;
}
}
else if (s.StartsWith("+CSQ:"))
{
string[] GSMsignal = message.Split(',', ':', ' ');
string signalStrenght = GSMsignal[2];
returnData.gsmSignalStrenght = signalStrenght;
}
else if (s.StartsWith("REVISION"))
{
string[] revision = message.Split(',');
returnData.revision = revision[1];
}
else if (s.StartsWith("+CLIP:"))
{
string[] incommingCall = message.Split(',', ':', ' ');
string caller = incommingCall[2];
returnData.incommingCall = caller.Replace('"', ' ');;
}
else if (s.StartsWith("RING"))
{
returnData.status = "INCOMMING"; //incomming call
}
else if (s.StartsWith("NO CARRIER"))
{
returnData.status = "WAITING"; //waiting for call
}
else if (s.StartsWith("ATH"))
{
returnData.status = "WAITING";
}
else if (s.StartsWith("ATA"))
{
returnData.status = "CONNECTED"; //connected
}
else if (s.StartsWith("BUSY"))
{
returnData.status = "WAITING"; //busy
}
else if (s.StartsWith("ATD"))
{
returnData.status = "DIALING"; //dialing
}
else if (s.StartsWith("NO DIALTONE"))
{
returnData.status = "NO NETWORK";
}
else if (s.StartsWith("AT+COPS") || s.StartsWith("AT+CSQ"))
{
Console.Write(".");
}
else if (s != "" && s != "OK")
{
Console.WriteLine(s);
}
}
}
catch (Exception ex)
{
Console.Write("Error: " + ex.Message);
}
//signal completion by firing an event
OnThread1Completed(new AsyncCompletedEventArgs(null, false, returnData));
Thread.Sleep(100);
}
if (true)
{
_serialPort.Close();
}
}
void cycle_Completed(object sender, AsyncCompletedEventArgs e)
{
if (this.InvokeRequired)
{//marshal the call if we are not on the GUI thread
BeginInvoke(new AsyncCompletedEventHandler(cycle_Completed),
new object[] { sender, e });
}
else
{
if (e.Error == null)
{
UIdata returnedData = e.UserState as UIdata;
statusHybrid.Text = returnedData.revision;
statusProvider.Text = returnedData.gsmProvider;
statusSignalStrenght.Text = returnedData.gsmSignalStrenght;
if (returnedData.status == "INCOMMING")
{
indicatorCalling.Text = returnedData.incommingCall;
indicatorCalling.BackColor = Color.Red;
btn_pickUp.Enabled = true;
btn_hangOff.Enabled = true;
tb_DialNumber.Enabled = false;
btn_dial.Enabled = false;
statusMain.BackColor = Color.Green;
}
else if (returnedData.status == "DIALING")
{
indicatorCalling.Text = tb_DialNumber.Text;
indicatorCalling.BackColor = Color.Orange;
btn_pickUp.Enabled = false;
btn_hangOff.Enabled = true;
tb_DialNumber.Enabled = false;
btn_dial.Enabled = false;
statusMain.BackColor = Color.Green;
}
else if (returnedData.status == "WAITING")
{
indicatorCalling.Text = "";
indicatorCalling.BackColor = Color.White;
btn_pickUp.Enabled = false;
btn_hangOff.Enabled = false;
tb_DialNumber.Enabled = true;
btn_dial.Enabled = true;
statusMain.BackColor = Color.Green;
}
else if (returnedData.status == "NO NETWORK")
{
indicatorCalling.Text = "";
indicatorCalling.BackColor = Color.White;
btn_pickUp.Enabled = false;
btn_hangOff.Enabled = false;
tb_DialNumber.Enabled = false;
btn_dial.Enabled = false;
statusProvider.Text = "NO NETWORK";
statusMain.BackColor = Color.Red;
}
statusMain.Text = returnedData.status;
}
else
{
Console.WriteLine("The following error occurred:" + Environment.NewLine + e.Error.ToString());
}
}
}