private void Events_OnEvent(object sender, TestEventData e)
{
MethodInvoker methodInvokerDelegate = delegate() {
textBox1.AppendText(e.ToString() + "\n");
};
Invoke(methodInvokerDelegate);
}
private void SetupSession()
{
session = new TraceEventSession("DelphiTestProvider");
// ETW buffers events and only delivers them after buffering up for some amount of time. Thus
// there is a small delay of about 2-4 seconds between the timestamp on the event (which is very
// accurate), and the time we actually get the event.
session.Source.Dynamic.All += delegate(TraceEvent data)
{
Interlocked.Increment(ref EventCounter);
var str = data.ToString();
Debug.WriteLine(string.Format("GOT Event {0} ", str));
OnEventAny?.Invoke(this, data.ToString());
};
session.Source.Dynamic.AddCallbackForProviderEvent("Delphi-Test-Provider", "Test/Random", delegate(TraceEvent data)
{
var index = Interlocked.Increment(ref EventCounter);
try
{
var obj = new TestEventData(index, data);
Debug.WriteLine(obj);
OnEvent?.Invoke(this, obj);
}
catch (Exception ex)
{
Debug.WriteLine("Exception while parsing event: " + ex);
}
});
session.Source.UnhandledEvents += delegate(TraceEvent data)
{
if ((int)data.ID != 0xFFFE) // The EventSource manifest events show up as unhanded, filter them out.
{
Debug.WriteLine("GOT UNHANDLED EVENT: " + data.Dump());
}
};
var traceOptions = new TraceEventProviderOptions
{
StacksEnabled = false
};
session.EnableProvider("Delphi-Test-Provider", options: traceOptions);
// go into a loop processing events can calling the callbacks. Because this is live data (not from a file)
// processing never completes by itself, but only because someone called 'source.Dispose()'.
Task.Run(() =>
{
session.Source.Process();
});
}
