private bool PassesFilter(GenericEventRecord eventRecord)
{
if (eventRecord.TimeStampRelatveMSec < StartTimeRelativeMSec)
{
return(false);
}
if (EndTimeRelativeMSec < eventRecord.TimeStampRelatveMSec)
{
return(false);
}
if (!m_processFilter[eventRecord.ProcessName])
{
return(false);
}
if (!m_selectedAllEvents && !m_selectedEvents.ContainsKey(eventRecord.EventName))
{
return(false);
}
if (m_textFilter != null && !m_textFilter(eventRecord))
{
return(false);
}
return(true);
}
private void EventCallback(GenericEventRecord eventRecord)
{
if (!m_processFilter.ContainsKey(eventRecord.ProcessName))
{
bool isSelected = true;
var processFilterRegexStr = ProcessFilterRegex;
if (!string.IsNullOrWhiteSpace(processFilterRegexStr))
{
isSelected = Regex.IsMatch(eventRecord.ProcessName, processFilterRegexStr);
}
m_processFilter[eventRecord.ProcessName] = isSelected;
}
string[] fieldNames;
if (!m_eventFieldNames.TryGetValue(eventRecord.EventName, out fieldNames))
{
m_eventFieldNames[eventRecord.EventName] = eventRecord.FieldNames;
if (OnEventNamesChanged != null)
{
OnEventNamesChanged();
}
}
m_allEventRecords.Add(eventRecord);
if (PassesFilter(eventRecord))
{
OnEvent(eventRecord);
}
}
public void AddRecord(GenericEventRecord eventRecord)
{
Records.Add(eventRecord);
if (OnNewRecord != null)
{
OnNewRecord(eventRecord);
}
}
public static void X()
{
// Create a new session, turn on some events, and get the stream of events
var session = new TraceEventSession("MySession");
session.EnableProvider(TraceEventProviders.GetEventSourceGuidFromName("MyEventSource"));
var eventStream = session.Source;
// Create an in memory GENERIC list of parsed (basically string) records that can hold the results
GenericEventSource eventSource = new GenericEventSource();
// Hook up the ETW eventStream to the generic in memory event source.
var dynamicParser = new DynamicTraceEventParser(eventStream);
Action <TraceEvent> sendToEventStore = delegate(TraceEvent data)
{
var processName = data.ProcessName;
if (!processName.StartsWith("("))
{
processName += " (" + data.ProcessID + ")";
}
var fieldNames = data.PayloadNames;
var fields = new string[fieldNames.Length];
for (int i = 0; i < fields.Length; i++)
{
fields[i] = data.PayloadString(i);
}
var genericRecord = new GenericEventRecord(data.EventName, data.ProcessName, data.TimeStampRelativeMSec, fieldNames, fields);
eventSource.Records.AddRecord(genericRecord);
};
dynamicParser.All += sendToEventStore;
var registeredParser = new RegisteredTraceEventParser(eventStream);
registeredParser.All += sendToEventStore;
eventStream.UnhandledEvents += sendToEventStore;
// Start processing ETW events and filling the in-memory list (which the GUI is observing).
var thread = new Thread(delegate()
{
session.Source.Process();
});
thread.Start();
var window = new EventWindow(GuiApp.MainWindow, eventSource);
window.Show();
}
