IDxDiagContainer::EnumPropNames Method

Enumerates the name of the property at the specified index.

Syntax

HRESULT EnumPropNames(      

    DWORD dwIndex,
    LPWSTR pwszPropName,
    DWORD cchPropName
);

Parameters

dwIndex

[in] Zero-based index of the container object that specifies which property name to retrieve. If this is outside the allowable range, then E_INVALIDARG is returned.

pwszPropName

[out] Receives the unique name of the property. It should be at least 256 elements. If the buffer is too small it will return DXDIAG_E_INSUFFICIENT_BUFFER.

cchPropName

[in] Specifies the size of the pwszPropName buffer in characters.

Return Value

If unsuccessful, returns one of the following values.

E_INVALIDARG	An invalid argument was passed to the returning function.
DXDIAG_E_INSUFFICIENT_BUFFER	The buffer is too small.