void UpdateEncoderList()
{
_event.WaitOne();
_event.Reset();
foreach (ListViewItem lvi in listView1.Items)
{
if (_done)
break;
StreamingEncoder encoder = (StreamingEncoder)lvi.Tag;
OysterEncoderController.Control oec =
new OysterEncoderController.Control(encoder.ControlAddress, encoder.ControlPort);
lvi.SubItems[3].Text = "Connecting";
Application.DoEvents();
if (oec.Open())
{
if (oec.IsRecording)
{
lvi.SubItems[2].Text = "Yes";
lvi.BackColor = Color.Cornsilk;
Application.DoEvents();
}
else
{
lvi.SubItems[2].Text = "No";
lvi.BackColor = Color.White;
Application.DoEvents();
}
oec.Close();
lvi.SubItems[3].Text = "Ready...";
lvi.Font = new Font(lvi.Font, FontStyle.Regular);
Application.DoEvents();
}
else
{
IPAddress ipAddress;
if (encoder.ControlAddress.Split(new char[] {'.'}).Length != 3)
{
IPHostEntry hostEntry = Dns.GetHostByName(encoder.ControlAddress);
ipAddress = hostEntry.AddressList[0];
}
else
{
byte[] addressBytes = ASCIIEncoding.ASCII.GetBytes(encoder.ControlAddress);
ipAddress = new IPAddress(addressBytes);
}
Icmp ping = new Icmp(ipAddress);
if (ping.Ping() > TimeSpan.FromMilliseconds(5000.0))
{
lvi.SubItems[2].Text = "???";
lvi.SubItems[3].Text = "Possibly disabled. Needs to be power cycled.";
lvi.ForeColor = Color.LightGray;
lvi.Font = new Font(lvi.Font, FontStyle.Bold);
Application.DoEvents();
}
else
{
lvi.Font = new Font(lvi.Font, FontStyle.Regular);
lvi.SubItems[2].Text = "Yes";
lvi.SubItems[3].Text = "Encoder refused connection. Usually means it is recording...";
lvi.BackColor = Color.Cornsilk;
Application.DoEvents();
}
}
oec = null;
Application.DoEvents();
}
_event.Set();
Application.DoEvents();
}
private void button1_Click(object sender, System.EventArgs e)
{
if (listView1.CheckedItems.Count > 0 && MessageBox.Show(this,"Are you sure you want to restart the selected encoders?","Restart requested...",MessageBoxButtons.YesNo) == DialogResult.Yes)
{
button1.Enabled = false;
button2.Enabled = false;
Cursor savedCursor = this.Cursor;
this.Cursor = Cursors.WaitCursor;
_event.WaitOne();
_event.Reset();
foreach (ListViewItem lvi in listView1.CheckedItems)
{
if (_done)
break;
StreamingEncoder encoder = (StreamingEncoder)lvi.Tag;
OysterEncoderController.Control oec =
new OysterEncoderController.Control(encoder.ControlAddress, encoder.ControlPort);
bool success = false;
lvi.SubItems[3].Text = "Attempting to Restart...";
lvi.SubItems[2].Text = "No";
Application.DoEvents();
if (oec.Open())
{
if (oec.IsRecording)
{
lvi.SubItems[2].Text = "Yes";
lvi.SubItems[3].Text = "Recording will NOT be saved!";
}
Application.DoEvents();
CarverLab.Oyster.Encoder.Connection cn =
oec.Connection;
lvi.SubItems[3].Text = "Connected, sending command...";
Application.DoEvents();
Command retcmd = cn.SendCommandWaitForResponse(new Command("RBT","0"));
if (retcmd == null)
{
lvi.SubItems[3].Text = "Received an invalid response: <null>";
}
else
{
if (retcmd.Params.Length > 0)
{
if (retcmd.Params[0].Equals("OK"))
{
lvi.SubItems[3].Text = "Sent restart command successfully.";
success = true;
}
Application.DoEvents();
}
if (!success)
{
lvi.SubItems[3].Text = "Received an invalid response: " + retcmd.RawData;
Application.DoEvents();
}
}
oec.Close();
}
else
{
lvi.SubItems[3].Text = "Could not connect...";
}
Application.DoEvents();
}
this.Cursor = savedCursor;
_event.Set();
button1.Enabled = true;
button2.Enabled = true;
}
Application.DoEvents();
}