public void Stop()
{
if (disposed)
{
throw new ObjectDisposedException(GetType().Name);
}
started = false;
protocolTimer.Change(Timeout.Infinite, Timeout.Infinite);
if (engineMutex.WaitOne())
{
try
{
if (appPortMutex.WaitOne())
{
try
{
outputThread.Abort();
outputThread = null;
appPort.Close();
appPort.Dispose();
appPort = null;
engine = null;
}
finally
{
appPortMutex.ReleaseMutex();
}
}
else
{
throw new Exception("Failed to lock application port mutex");
}
}
finally
{
engineMutex.ReleaseMutex();
}
}
else
{
throw new Exception("Failed to lock protocol engine mutex");
}
}
protected void Dispose(bool disposing)
{
if (!disposed)
{
if (disposing)
{
if (started)
{
Stop();
}
protocolTimer.Dispose();
}
application = null;
config = null;
engine = null;
appPort = null;
outputThread = null;
disposed = true;
}
}
public void Start()
{
if (disposed)
{
throw new ObjectDisposedException(GetType().Name);
}
if (engineMutex.WaitOne())
{
try
{
if (appPortMutex.WaitOne())
{
try
{
try
{
engine = new GarminProtocolEngine((short)((int)settings["gpsProductId"].Value),
(short)((int)settings["gpsSoftwareVersion"].Value),
(string)settings["gpsProductDescription"].Value,
(uint)((long)settings["gpsUnitId"].Value), (int)settings["snrMin"].Value,
(int)settings["snrMax"].Value);
appPort = application.GetPort(this, (string)settings["appPort"].Value);
appPort.Read += new PortReadEvent(appPort_Read);
appPort.Error += new PortErrorEvent(appPort_Error);
appPort.Open();
outputThread = new EventThread(new EventThreadCallback(OutputThreadCallback));
outputThread.Priority = ThreadPriority.Normal;
outputThread.Start();
protocolTimer.Change(0, 1000);
}
catch
{
protocolTimer.Change(Timeout.Infinite, Timeout.Infinite);
if (outputThread != null)
{
outputThread.Abort();
outputThread = null;
}
if (appPort != null)
{
appPort.Close();
appPort.Dispose();
appPort = null;
}
engine = null;
throw;
}
}
finally
{
appPortMutex.ReleaseMutex();
}
}
else
{
throw new Exception("Failed to lock application port mutex");
}
}
finally
{
engineMutex.ReleaseMutex();
}
}
else
{
throw new Exception("Failed to lock protocol engine mutex");
}
started = true;
}
public void Stop()
{
if (disposed)
throw new ObjectDisposedException(GetType().Name);
started = false;
protocolTimer.Change(Timeout.Infinite, Timeout.Infinite);
if (engineMutex.WaitOne())
{
try
{
if (appPortMutex.WaitOne())
{
try
{
outputThread.Abort();
outputThread = null;
appPort.Close();
appPort.Dispose();
appPort = null;
engine = null;
}
finally
{
appPortMutex.ReleaseMutex();
}
}
else
throw new Exception("Failed to lock application port mutex");
}
finally
{
engineMutex.ReleaseMutex();
}
}
else
throw new Exception("Failed to lock protocol engine mutex");
}
public void Start()
{
if (disposed)
throw new ObjectDisposedException(GetType().Name);
if (engineMutex.WaitOne())
{
try
{
if (appPortMutex.WaitOne())
{
try
{
try
{
engine = new GarminProtocolEngine((short)((int)settings["gpsProductId"].Value),
(short)((int)settings["gpsSoftwareVersion"].Value),
(string)settings["gpsProductDescription"].Value,
(uint)((long)settings["gpsUnitId"].Value), (int)settings["snrMin"].Value,
(int)settings["snrMax"].Value);
appPort = application.GetPort(this, (string)settings["appPort"].Value);
appPort.Read += new PortReadEvent(appPort_Read);
appPort.Error += new PortErrorEvent(appPort_Error);
appPort.Open();
outputThread = new EventThread(new EventThreadCallback(OutputThreadCallback));
outputThread.Priority = ThreadPriority.Normal;
outputThread.Start();
protocolTimer.Change(0, 1000);
}
catch
{
protocolTimer.Change(Timeout.Infinite, Timeout.Infinite);
if (outputThread != null)
{
outputThread.Abort();
outputThread = null;
}
if (appPort != null)
{
appPort.Close();
appPort.Dispose();
appPort = null;
}
engine = null;
throw;
}
}
finally
{
appPortMutex.ReleaseMutex();
}
}
else
throw new Exception("Failed to lock application port mutex");
}
finally
{
engineMutex.ReleaseMutex();
}
}
else
throw new Exception("Failed to lock protocol engine mutex");
started = true;
}
protected void Dispose(bool disposing)
{
if (! disposed)
{
if (disposing)
{
if (started)
Stop();
protocolTimer.Dispose();
}
application = null;
config = null;
engine = null;
appPort = null;
outputThread = null;
disposed = true;
}
}
