ITraceEventCallback interface

The ITraceEventCallback interface is used by ETW to provide information to the relogger as the tracing process starts, ends, and logs events.


The ITraceEventCallback interface has these methods.

Method Description
ITraceEventCallback::OnBeginProcessTrace Indicates that a trace is about to begin so that relogging can be started.
ITraceEventCallback::OnEvent Indicates that an event has been received on the trace streams associated with a relogger.
ITraceEventCallback::OnFinalizeProcessTrace Indicates that a trace is about to end so that relogging can be finalized.


This interface is not supported on Windows 7 for the IA64 architecture.


Minimum supported client Windows 7 [desktop apps only]
Minimum supported server Windows Server 2012 [desktop apps only]
Target Platform Windows
Header relogger.h

See Also