private void Nastr_Click(object sender, RoutedEventArgs e)
{
pause = false;
NastrOkn nastr = new NastrOkn();
nastr.ShowDialog();
if (DialogOk)
{
if (UseComPort)
{
portRecv = 0;
serialPort.Close();
if (clientSocket!=null)
{
clientSocket.Close(0);
}
serialPort.PortName = ComPortName;
try
{
serialPort.Open();
}
catch (Exception ex)
{
MessageBox.Show("Не открывается порт " + ComPortName+ "\n" + ex.Message);
}
}
else
{
try
{
portRecv = 0;
serialPort.Close();
if (clientSocket != null)
{
clientSocket.Close(0);
}
clientSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
//clientSocket.LingerState.LingerTime = 0;
ipAddress = IPAddress.Parse(EthernetServerIp);
//Server is listening on port 1000
ipEndPoint = new IPEndPoint(ipAddress, 12345);
//Connect to the server
allDone.Reset();
/*IAsyncResult rezultConnect = */clientSocket.BeginConnect(ipEndPoint, new AsyncCallback(OnConnect), null);
allDone.WaitOne();
//rezultConnect.AsyncWaitHandle.WaitOne();
Data msgToSend = new Data();
msgToSend.textsend = EthernetUserName;
byteData = msgToSend.ToByte();
clientSocket.BeginSend(byteData, 0, byteData.Length, SocketFlags.None, new AsyncCallback(OnSend), null);
byteData = new byte[1024];
clientSocket.BeginReceive(byteData, 0, byteData.Length, SocketFlags.None, new AsyncCallback(OnReceive), null);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
}
pause = true;
}
private void OnReceive(IAsyncResult ar)
{
try
{
int read = 0;
try
{
read =clientSocket.EndReceive(ar);
}
catch (ArgumentException)
{
read = 0;
//MessageBox.Show(argumentException.Message); //Object ISyncRezult не был возвращен при повторном подключении к Ethernet
}
if(read > 0)
{
Data msgReceived = new Data(byteData);
if (msgReceived.textsend != null)
portRecv = Convert.ToInt32(msgReceived.textsend);
byteData = new byte[1024];
clientSocket.BeginReceive(byteData, 0, byteData.Length, SocketFlags.None, new AsyncCallback(OnReceive), null);
}
}
catch (ObjectDisposedException)
{ }
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
