Windows Dev Center

PARAMFLAG Constants

Specifies parameter flags.

Constant/valueDescription
PARAMFLAG_NONE
0

Whether the parameter passes or receives information is unspecified. IDispatch interfaces can use this flag.

PARAMFLAG_FIN
0x1

Parameter passes information from the caller to the callee.

PARAMFLAG_FOUT
0x2

Parameter returns information from the callee to the caller.

PARAMFLAG_FLCID
0x4

Parameter is the LCID of a client application.

PARAMFLAG_FRETVAL
0x8

Parameter is the return value of the member.

PARAMFLAG_FOPT
0x10

Parameter is optional. The pPARAMDescEx field contains a pointer to a VARIANT describing the default value for this parameter, if the PARAMFLAG_FOPT and PARAMFLAG_FHASDEFAULT bit of wParamFlags is set.

PARAMFLAG_FHASDEFAULT
0x20

Parameter has default behaviors defined. The pPARAMDescEx field contains a pointer to a VARIANT that describes the default value for this parameter, if the PARAMFLAG_FOPT and PARAMFLAG_FHASDEFAULT bit of wParamFlags is set.

PARAMFLAG_FHASCUSTDATA
0x40

Parameter has custom data.

Requirements

Header

OaIdl.h

 

 

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