public static ITTLLive2 Get()
{
if (disposed)
throw new Exception("Object is disposed!");
if (variableCreated)
return variable;
variable = CreateVariable();
variableCreated = true;
return variable;
}
void SessionThreadStart()
{
Monitor.Enter(sessionThread);
{
try
{
sessionThreadControl = new Control();
sessionThreadControl.CreateControl();
session = TtlLiveSingleton.Get();
dataTimer = new Timer();
dataTimer.Interval = 100;
dataTimer.Tick += new EventHandler(dataTimer_Tick);
notificationTimer = new Timer();
notificationTimer.Interval = 100;
notificationTimer.Tick += new EventHandler(notificationTimer_Tick);
notificationTimer.Start();
}
catch (Exception ex)
{
sessionThreadInitException = ex;
TtlLiveSingleton.Dispose();
}
Monitor.Pulse(sessionThread);
}
Monitor.Exit(sessionThread);
//Create a message pump for this thread
Application.Run(applicationContext);
//Dispose of all stuff on this thread
dataTimer.Stop();
dataTimer.Dispose();
notificationTimer.Stop();
notificationTimer.Dispose();
TtlLiveSingleton.Dispose();
sessionThreadControl.Dispose();
return;
}
static void ReleaseComInstance(ITTLLive2 session)
{
//Release COM object
//!!Do we have to release instance?
//Deinitialize COM Library
Ole32Methods.CoUninitialize();
return;
}
void StartThread()
{
//Initialize COM object
lock (threadInitialized)
{
try
{
session = CreateComInstance();
encoder = GetEncoder(session);
}
catch (Exception)
{
connectException = true;
}
Monitor.Pulse(threadInitialized);
if (connectException) //!!Close connections?
{
ReleaseComInstance(session);
return;
}
}
//Use thread to gather data from COM object
DataLoop();
//!!End channels and queues
/*
for (int i = 0; i < channels.Length; i++)
{
queues[i].SignalExit();
queues.
}*/
session.CloseConnections();
ReleaseComInstance(session);
return;
}
//!!Make sure there are no open channels in the encoder! (drop all channels)
TTLEncoder GetEncoder(ITTLLive2 session)
{
//Open connections to find all encoders connected to computer
int scanned = 0;
int detected = 0;
session.OpenConnections(
(int)TTLLiveCtrlLib.TTLAPI_OPENCONNECTIONS_CMD_BITS.TTLAPI_OCCMD_AUTODETECT
, 1000
, ref scanned
, ref detected
);
if (session.EncoderCount <= 0)
{
throw new Exception("Could not find any encoders.");
}
//Take first encoder
return session.GetFirstEncoder();
}
