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IProvideMultipleClassInfo::GetInfoOfIndex method (ocidl.h)

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Retrieves the type information from the specified index.

Syntax

HRESULT GetInfoOfIndex(
  [in]  ULONG     iti,
  [in]  DWORD     dwFlags,
  [out] ITypeInfo **pptiCoClass,
  [out] DWORD     *pdwTIFlags,
  [out] ULONG     *pcdispidReserved,
  [out] IID       *piidPrimary,
  [out] IID       *piidSource
);

Parameters

[in] iti

The index of the type information for which you want to obtain information. Index 0 is the default interface of the extender object; index *pcti-1 is the index of the base object.

[in] dwFlags

A bitfield indicating which out parameters are being requested. Indicating a particular flag results in the appropriate information being assigned to the associated out parameter. This parameter can be one of the following values.

Value Meaning
MULTICLASSINFO_GETTYPEINFO
0x00000001
 Indicates a request for pptiCoClass information.
MULTICLASSINFO_GETNUMRESERVEDDISPIDS
0x00000002
 Indicates a request for pcdispidReserved and pdwTIFlags information.
MULTICLASSINFO_GETIIDPRIMARY
0x00000004
 Indicates a request for piidPrimary information.
MULTICLASSINFO_GETIIDSOURCE
0x00000008
 Indicates a request for piidSource information.

[out] pptiCoClass

The coclass type information for the requested contributor. See ITypeInfo.

[out] pdwTIFlags

The bitfield flag.

[out] pcdispidReserved

The number of DISPIDs the default interface of pptiCoClass reserves for its own use. This number can be used to calculate the amount to offset DISPIDs in the reserved range implemented by the object this class is extending.

[out] piidPrimary

The IID of the primary interface for the requested contributor.

[out] piidSource

The IID of the default source interface for the requested contributor.

Return value

This method can return the standard return values E_INVALIDARG, E_POINTER, E_FAIL, and S_OK.

Requirements

Requirement Value
Minimum supported client Windows 2000 Professional [desktop apps only]
Minimum supported server Windows 2000 Server [desktop apps only]
Target Platform Windows
Header ocidl.h

See also

IProvideMultipleClassInfo