hdc (HDC) - input

Device context handle.

lRange (ULONG) - input

Indicates whether GPI, or AVIO lcids, or both are to be returned.

Valid ranges are:

LCID_RANGE_GPI

GPI
LCID_RANGE_AVIO
AVIO
LCID_RANGE_BOTH
GPI and AVIO

pInstance (PVOID) - input

Pointer to instance data.

lFunction (ULONG) - input

High-order WORD=flags; low-order WORD=NGreQueryNumberSetIds.

fSuccess (LONG) - returns

Return codes.

This function returns the number of lcids, or it returns GPI_ALTERROR if an error occurs.

Possible Errors Detected: When an error is detected, the graphics engine calls WinSetErrorInfo to post the condition. Reasons for failure of this function include:

PMERR_HDC_BUSY PMERR_INV_HDC
PMERR_INV_SETID
PMERR_INV_SETID_TYPE

Refer to the "Error Explanations" section of the Presentation Manager Programming Reference for further explanation.

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