function returns the next TAPI message that is queued for delivery to an
application that is using the Event Handle notification mechanism (see phoneInitializeEx
for further details).
| HPHONEAPP hPhoneApp,
| LPPHONEMESSAGE lpMessage,
| DWORD dwTimeout
The handle returned by phoneInitializeEx
. The application must have set the PHONEINITIALIZEEXOPTION_USEEVENT option in
field of the PHONEINITIALIZEEXPARAMS
A pointer to a PHONEMESSAGE
structure. Upon successful return from this function, the structure will
contain the next message which had been queued for delivery to the application.
The time-out interval, in milliseconds. The function returns if the interval
elapses, even if no message can be returned. If dwTimeout
is zero, the function checks for a queued message and returns immediately. If dwTimeout
is INFINITE, the function's time-out interval never elapses.
Returns zero if the request is successful or a negative error number if an
error has occurred. Possible return values are:
PHONEERR_INVALAPPHANDLE, PHONEERR_OPERATIONFAILED, PHONEERR_INVALPOINTER,
If this function has been called with a non-zero timeout and the application
on another thread, this function will return immediately with
If the timeout expires (or was zero) and no message could be fetched from the
queue, the function returns with the error PHONEERR_OPERATIONFAILED.
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