private void Form1_Closing(object sender, CancelEventArgs e)
{
try
{
if (m_StreamThread != null)
{
this.m_bStreamThreadStop = true;
int iCnt = 0;
while (!m_bStreamThreadTerminate)
{
Thread.Sleep(10);
++iCnt;
if (iCnt > 50)
{
break;
}
}
m_StreamThread = null;
}
if (udpServer != null)
{
udpServer.Terminate();
udpServer = null;
}
if (udpStream != null)
{
udpStream = null;
}
}
catch
{
}
}
private void buttonStart_Click(object sender, EventArgs e)
{
Socket svrSocket;
if (buttonStart.Text == "Start")
{
m_com = new AdamCom(2);
m_com.Checksum = false; // set the checksum disbale, if the checksum must be applied, set it to true
m_com.SetComPortState(Baudrate.Baud_9600, Databits.Eight, Parity.None, Stopbits.One); // 9600, N, 8, 1
m_com.SetComPortTimeout(m_SerialTimeout, m_SerialTimeout, 0, m_SerialTimeout, 0);
if (!m_com.OpenComPort())
{
MessageBox.Show("Failed to open COM!", "Error");
return;
}
m_SvrSocket = new UDPSocketServer();
m_SvrSocket.Create(m_ListenPort);
svrSocket = m_SvrSocket.ServerSocket();
m_SvrStream = new SocketStream(ref svrSocket, m_UDPSendTimeout, m_UDPRecvTimeout);
buttonStart.Text = "Stop";
m_UDPRecv = 0;
m_UDPSent = 0;
m_SerialSent = 0;
m_SerialRecv = 0;
textBoxUDPRecv.Text = m_UDPRecv.ToString();
textBoxUDPSent.Text = m_UDPSent.ToString();
textBoxSerialSent.Text = m_SerialSent.ToString();
textBoxSerialRecv.Text = m_SerialRecv.ToString();
timer1.Enabled = true;
}
else
{
timer1.Enabled = false;
m_SvrSocket.Terminate();
m_com.CloseComPort();
buttonStart.Text = "Start";
}
}
private void btnStart_Click(object sender, EventArgs e)
{
string[] szIP;
int iPort = 5168; // data streaming UDP listen port
System.Net.Sockets.Socket sk;
if (btnStart.Text == "Start")
{
try
{
udpServer = new UDPSocketServer();
udpServer.Create(iPort);
sk = udpServer.ServerSocket();
udpStream = new SocketStream(ref sk, 2000, 2000);
Advantech.Adam.AdamSocket.GetLocalNetwork(out szIP);
btnStart.Text = "Stop";
AddListBoxItem("Local IP = " + szIP[0]);
AddListBoxItem("Start listening... ");
this.m_bStreamThreadStop = false;
this.m_bStreamThreadTerminate = false;
m_StreamThread = new System.Threading.Thread(new ThreadStart(this.ThreadProc));
m_StreamThread.Start();
}
catch
{
if (m_StreamThread != null)
{
this.m_bStreamThreadStop = true;
int iCnt = 0;
while (!m_bStreamThreadTerminate)
{
Thread.Sleep(10);
++iCnt;
if (iCnt > 50)
{
break;
}
}
m_StreamThread = null;
}
udpServer.Terminate();
udpServer = null;
udpStream = null;
btnStart.Text = "Start";
MessageBox.Show("Failed to start data streaming process!", "Error");
}
}
else
{
try
{
if (m_StreamThread != null)
{
this.m_bStreamThreadStop = true;
int iCnt = 0;
while (!m_bStreamThreadTerminate)
{
Thread.Sleep(10);
++iCnt;
if (iCnt > 50)
{
break;
}
}
m_StreamThread = null;
}
udpServer.Terminate();
udpServer = null;
udpStream = null;
btnStart.Text = "Start";
}
catch (ObjectDisposedException)
{
}
}
}
private void btnStop_Click(object sender, EventArgs e)
{
UDPSocketServer.GetInstance().Dispose();
}
private void btnStart_Click(object sender, EventArgs e)
{
UDPSocketServer.GetInstance().BeginListen();
}
