private void BtnGetSerialPorts_Click(object sender, EventArgs e)
{
string[] ArrayComPortsNames;
int index = -1;
string ComPortName = null;
cboPorts.Items.Clear();
try
{
ArrayComPortsNames = SerialPort.GetPortNames();
Array.Sort(ArrayComPortsNames);
do
{
index += 1;
cboPorts.Items.Add(ArrayComPortsNames[index]);
}while (!((ArrayComPortsNames[index] == ComPortName) ||
(index == ArrayComPortsNames.GetUpperBound(0))));
if (index == ArrayComPortsNames.GetUpperBound(0))
{
ComPortName = ArrayComPortsNames[0];
}
cboPorts.Text = ArrayComPortsNames[0];
PortFlag = true;
SetMessage((index + 1) + " COM devices detected.");
}
catch
{
SetMessage("No COM devices detected...");
PortFlag = false;
}
}
private void button_search_maxim_Click(object sender, EventArgs e)
{
try
{
maximComboBox_port_select.Items.Clear(); //Clears the Combo box
maximComboBox_port_select.Text = "";
string[] ArrayComPortsNames;
int index = -1;
string ComPortName = "";
ArrayComPortsNames = SerialPort.GetPortNames(); //Fills the combo box all the available ports on the combo box
do
{
index += 1;
maximComboBox_port_select.Items.Add(ArrayComPortsNames[index]);
}while (!((ArrayComPortsNames[index] == ComPortName) ||
(index == ArrayComPortsNames.GetUpperBound(0))));
Array.Sort(ArrayComPortsNames); //Sorts all the available com ports
//want to get first out
if (index == ArrayComPortsNames.GetUpperBound(0))
{
ComPortName = ArrayComPortsNames[0];
}
maximComboBox_port_select.Text = ArrayComPortsNames[0]; //Displays all the available ports on the combo box
}
catch (NotImplementedException notImp)
{
Console.WriteLine(notImp.Message);
}
catch (System.IndexOutOfRangeException ex)
{
MessageBox.Show("No COM ports available");
}
}
// The method reads configuration data from SQL-database
public static int InitConfig()
{
aTimer.Enabled = false;
// The static method
byte len = SqlData.QueryPortsConfig(ref config);
if (len == 0)
{
aTimer.Enabled = true;
log.Warn("No valid configuration data found in MS SQL database");
return(0x0A);
}
string[] ArrayComPortsNames;
int index = -1;
try
{
// Call the method to query the current computer for a list of valid serial port
ArrayComPortsNames = SerialPort.GetPortNames();
}
catch (Win32Exception e)
{
log.Error(e);
aTimer.Enabled = true;
return(0x0B);
}
Array.Sort(ArrayComPortsNames);
byte activePorts = 0;
// Compare SQL database data with the list of valid serial port
if (ArrayComPortsNames.GetUpperBound(0) != index)
{
do
{
index += 1;
for (int i = 0; i < len; i++)
{
if (ArrayComPortsNames[index] == config[i].portName)
{
if (comPortArr[i] != null)
{
// The thread is already running
if (comPortArr[i]._continue)
{
activePorts++;
break;
}
}
// A new serial port initialization
comPortArr[i] = new ComPort(config[i]);
comPortArr[i].Open();
activePorts++;
break;
}
}
}while (index != ArrayComPortsNames.GetUpperBound(0));
}
if (activePorts == len)
{
log.Debug("ODBC connection is established. All serial ports are found!");
return(0x00);
}
else
{
log.Error("The serial port with the given name was not detected!");
aTimer.Enabled = true;
return(0x0C);
}
}
