/**
* This callback method is invoked in response to the 'TerminalUnregisteredEvent'. The application may
* receive this event if the terminal if forcefully unregistered by the AE Service Server
* This application sets the isTerminalRegistered flag to false and displays reason for unregistration.
* This handler can be modified to provide more involved display information handling.
**/
public void OnTerminalUnregisteredEventHandler(object sender, TerminalUnregisteredEventArgs args)
{
Console.WriteLine("Application exiting as TerminalUnregisterd event received ");
if (args.Reason != null)
{
Console.WriteLine("Reason = {0}: ", args.Reason);
}
isTerminalRegistered = false;
CleanUp();
}
/* This function is the thread procedure for reader thread.
* This reads the responses and appropriately converts them into events.
* */
private void HandleReponseThreadProc()
{
try
{
while (!StopReadResponse)
{
/* Ensure there is some data on the stream */
if (socket_handle.NWStream.DataAvailable == false)
{
System.Threading.Thread.Sleep(1000);
continue;
}
string response = xmlHandler.readXMLMessage();
// parse the response and create a document node tree structure for accessing XML data
XmlDocument doc = new XmlDocument();
doc.LoadXml(response);
XmlElement root = doc.DocumentElement;
Console.WriteLine("Received event : {0}", root.Name);
switch (root.Name)
{
case "LampModeEvent":
{
LampModeEventArgs lampModeEventArgs = new LampModeEventArgs(root);
OnLampModeEvent(this, lampModeEventArgs);
break;
}
case "DisplayUpdatedEvent":
{
DisplayUpdatedEventArgs displayUpdatedArgs = new DisplayUpdatedEventArgs(root);
OnDisplayUpdatedEvent(this, displayUpdatedArgs);
break;
}
case "RingerStatusEvent":
{
RingerStatusEventArgs ringerStatusEventArgs = new RingerStatusEventArgs(root);
OnRingerStatusEvent(this, ringerStatusEventArgs);
break;
}
case "ResetApplicationSessionTimerPosResponse":
{
Console.WriteLine("ResetApplicationSessionTimerPosResponse received from AE Services server");
break;
}
case "CSTAException":
{
XmlNodeList NodeList = root.GetElementsByTagName("message");
Console.WriteLine(NodeList[0].InnerText);
}
break;
case "TerminalUnregisteredEvent":
{
TerminalUnregisteredEventArgs terminalUnregisteredEventArgs = new TerminalUnregisteredEventArgs(root);
OnTerminalUnregisteredEvent(this, terminalUnregisteredEventArgs);
break;
}
default:
{
Console.WriteLine("Unknown event received from AE Services server: {0}", root.Name);
// This application ignores unrecognized events.
break;
}
} // End of switch
}// End of while
}
catch (ThreadAbortException ex)
{
/* When user presses 'any key' to stop the application, reader thread is aborted to immediately
* stop the processing. This results in receiveing ThreadAbortException here.
* Do nothing in this exception handler. */
}
catch (Exception ex)
{
ExceptionArgs args = new ExceptionArgs(ex.Message);
OnException(this, args);
}
finally
{
}
}