pfldinfoBase (PFIELDINFO)

Pointer to the FIELDINFO structure used to search for the next or previous column.

If the CMA_FIRST or CMA_LAST attribute is specified, this is ignored.

cmd (USHORT)

Command that indicates which FIELDINFO structure to retrieve.

CMA_FIRST

First column in the container.
CMA_LAST
Last column in the container.
CMA_NEXT
Next column in the container.
CMA_PREV
Previous column in the container.

pFieldInfo (PFIELDINFO)

Pointer to the FIELDINFO structure for which data was requested.

NULL

No FIELDINFO structures to retrieve.
-1
The data from the FIELDINFO structure was not returned. The WinGetLastError function may return the following error:

PMERR_INVALID_PARAMETERS.

Other
Pointer to the FIELDINFO structure for which data was requested.

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