CComObjectRootEx::m_pOuterUnknown
Part of a union that accesses four bytes of memory.
IUnknown* m_pOuterUnknown;
Remarks
With m_dwRef, part of a union:
union
{
long m_dwRef;
IUnknown* m_pOuterUnknown;
};
If the object is aggregated, the pointer to the outer unknown is stored in m_pOuterUnknown. If the object is not aggregated, the reference count accessed by AddRef and Release is stored in m_dwRef.
Requirements
Header: atlcom.h