IObjectArray::GetAt method (objectarray.h)

Provides a pointer to a specified object's interface. The object and interface are specified by index and interface ID.

Syntax

HRESULT GetAt(
  [in]  UINT   uiIndex,
  [in]  REFIID riid,
  [out] void   **ppv
);

Parameters

[in] uiIndex

Type: UINT

The index of the object

[in] riid

Type: REFIID

Reference to the desired interface ID.

[out] ppv

Type: void**

Receives the interface pointer requested in riid.

Return value

Type: HRESULT

If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

Requirements