CWTTLogger::EnableTraceLevels
The EnableTraceLevels method enables the specified set of device trace levels.
HRESULT EnableTraceLevels (
LPWSTR pwszTraceLevels,
LONG hDevice
);
Parameters
pwszTraceLevels
[in] The string that contains a list of trace levels to be enabled.
hDevice
[in] A handle to the device tracing topology. You can combine multiple handles by using the bitwise OR operator (for example, hDevice1 OR hDevice2).
Return Value
EnableTraceLevels returns one of the following values:
- S_OK
The operation was successful. - S_FALSE
The operation was successful but the last device has been detached, which has triggered a rollup. - HRESULT
The operation failed. You should use the FAILED macro to check HRESULT values.
Requirements
Headers: Wttlogger.h
Library: WTTLog.dll
See Also
CWTTLogger Class (C++), CWTTLogger::DisableTraceLevels, CWTTLogger::SetDeviceTraceLevel
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Built on December 10, 2009