/// <summary>
/// Disconnect the bus from AllJoyn and stop its execution
/// </summary>
private async void TearDown()
{
try
{
await busAtt.DisconnectAsync(SignalServiceGlobals.ConnectSpec);
await busAtt.StopAsync();
this.OutputLine("Signal Service has been disconnected and terminated.");
}
catch (Exception ex)
{
this.OutputLine("Exiting Basic Service Produced Errors!");
System.Diagnostics.Debug.WriteLine("Exception: ");
System.Diagnostics.Debug.WriteLine(ex.ToString());
}
busObject = null;
busAtt = null;
busListener = null;
}
/// <summary>
/// connects with the bus, creates an interface and advertises a well-known name for
/// clients to join a session with.
/// </summary>
/// <param name="sender">UI control which signaled the click event.</param>
/// <param name="e">arguments associated with the click event.</param>
private void Button_RunClick(object sender, RoutedEventArgs e)
{
if (busObject == null && busAtt == null)
{
Task task = new Task(async () =>
{
try
{
busAtt = new BusAttachment("SignalServiceApp", true, 4);
busObject = new SignalServiceBusObject(busAtt);
OutputLine("BusObject Created.");
busListener = new SignalServiceBusListener(busAtt);
OutputLine("BusAttachment and BusListener Created.");
busAtt.RegisterBusListener(busListener);
OutputLine("BusListener Registered.");
busAtt.Start();
await busAtt.ConnectAsync(SignalServiceGlobals.ConnectSpec);
OutputLine("Bundled Daemon Registered.");
OutputLine("BusAttachment Connected to " + SignalServiceGlobals.ConnectSpec + ".");
SessionOpts sessionOpts = new SessionOpts(
SignalServiceGlobals.SessionProps.TrType,
SignalServiceGlobals.SessionProps.IsMultiPoint,
SignalServiceGlobals.SessionProps.PrType,
SignalServiceGlobals.SessionProps.TmType);
try
{
ushort[] portOut = new ushort[1];
busAtt.BindSessionPort(SignalServiceGlobals.SessionProps.SessionPort, portOut, sessionOpts, busListener);
busAtt.RequestName(SignalServiceGlobals.WellKnownServiceName, (int)RequestNameType.DBUS_NAME_DO_NOT_QUEUE);
busAtt.AdvertiseName(SignalServiceGlobals.WellKnownServiceName, TransportMaskType.TRANSPORT_ANY);
OutputLine("Name is Being Advertised as: " + SignalServiceGlobals.WellKnownServiceName);
}
catch (COMException ce)
{
QStatus s = AllJoynException.GetErrorCode(ce.HResult);
OutputLine("Errors were produced while establishing the service.");
TearDown();
}
}
catch (Exception ex)
{
OutputLine("Errors occurred while setting up the service.");
QStatus status = AllJoynException.GetErrorCode(ex.HResult);
busObject = null;
busAtt = null;
}
});
task.Start();
}
}
