/*
* Sends a CEcho request to the server to verify that the client/server info is valid
*/
private void btnVerify_Click(object sender, EventArgs e)
{
try
{
txtLog.Text = "";
// update changed settings
_globals.m_MWLServer.AETitle = txtServerAE.Text;
_globals.m_MWLServer.Address = IPAddress.Parse(txtServerIP.Text);
_globals.m_MWLServer.Port = Convert.ToInt32(txtServerPort.Text);
_globals.m_strMWLClientAE = txtClientAE.Text;
// Send a CEcho to check the settings
EnableControls(false);
CEcho cecho = new CEcho();
cecho.ImplementationClass = CONFIGURATION_IMPLEMENTATIONCLASS;
cecho.ImplementationVersionName = CONFIGURATION_IMPLEMENTATIONVERSIONNAME;
cecho.ProtocolVersion = CONFIGURATION_PROTOCOLVERSION;
cecho.Status += new StatusEventHandler(cecho_Status);
_cecho = cecho;
cecho.Echo(_globals.m_MWLServer, _globals.m_strMWLClientAE);
}
catch (FormatException ex)
{
if (ex.Message == "An invalid IP address was specified.")
{
MessageBox.Show("The specified IP address is invalid.");
}
else
{
MessageBox.Show("Error:\r\n" + ex.ToString());
}
}
catch (Exception ex)
{
MessageBox.Show("Error:\r\n" + ex.ToString());
}
}
/*
* Provides feedback regarding the CEcho request
*/
private void cecho_Status(object sender, StatusEventArgs e)
{
try
{
string message = "";
bool done = false;
if (e.Type == StatusType.Error)
{
message = "DICOM error. The process will be terminated! -- Error code is: " + e.Error.ToString();
}
else
{
switch (e.Type)
{
case StatusType.ConnectFailed:
message = "Connect operation failed.\r\n";
message += "\tError: " + e.Error.ToString();
done = true;
break;
case StatusType.ConnectSucceeded:
message = "Connected successfully.\r\n";
message += "\tPeer Address:\t" + e.PeerIP.ToString() + "\r\n";
message += "\tPeer Port:\t\t" + e.PeerPort.ToString();
break;
case StatusType.SendAssociateRequest:
message = "Sending association request...";
break;
case StatusType.ReceiveAssociateAccept:
message = "Received Associate Accept.\r\n";
message += "\tCalling AE:\t" + e.CallingAE + "\r\n";
message += "\tCalled AE:\t" + e.CalledAE;
break;
case StatusType.ReceiveAssociateReject:
message = "Received Associate Reject! \r\n";
message += "\tResult: " + e.Result.ToString() + "\r\n";
message += "\tReason: " + e.Reason.ToString() + "\r\n";
message += "\tSource: " + e.Source.ToString();
break;
case StatusType.AbstractSyntaxNotSupported:
message = "Abstract Syntax NOT supported!";
break;
case StatusType.ConnectionClosed:
message = "Network Connection closed!";
done = true;
break;
case StatusType.ProcessTerminated:
message = "Process has been terminated!";
done = true;
break;
case StatusType.SendCEchoRequest:
message = "Sending CEcho request...";
break;
case StatusType.ReceiveCEchoResponse:
message = "Received CEcho response.\r\n";
message += "\tPresentation ID: " + e.PresentationID.ToString() + "\r\n";
message += "\tMessage ID: " + e.MessageID.ToString() + "\r\n";
message += "\tAffected Class: " + e.AffectedClass.ToString();
if (e._Error == DicomExceptionCode.Success)
{
_globals.bMWLServerValid = true;
}
break;
case StatusType.SendReleaseRequest:
message = "Sending release request...";
break;
case StatusType.ReceiveReleaseResponse:
message = "Receiving release response";
done = true;
break;
case StatusType.Timeout:
message = "Communication timeout. Process will be terminated.";
done = true;
break;
}
}
LogText(message);
if (done)
{
EnableControls(true);
if (null != _cecho && _cecho.IsConnected())
{
_cecho.Close();
_cecho.Dispose( );
_cecho = null;
}
}
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
}
