windows-server-2003/inetcore/outlookexpress/oemiglib/factory.h

//--------------------------------------------------------------------------
// Factory.h
//--------------------------------------------------------------------------
#pragma once

//--------------------------------------------------------------------------
// Forward Decls
//--------------------------------------------------------------------------
class CClassFactory;

//--------------------------------------------------------------------------
// Object Flags
//--------------------------------------------------------------------------
#define OIF_ALLOWAGGREGATION  0x0001

//--------------------------------------------------------------------------
// Object Creation Prototypes
//--------------------------------------------------------------------------
typedef HRESULT (APIENTRY *PFCREATEINSTANCE)(IUnknown *pUnkOuter, IUnknown **ppUnknown);
#define CreateObjectInstance (*m_pfCreateInstance)

//--------------------------------------------------------------------------
// ClassFactory
//--------------------------------------------------------------------------
class CClassFactory : public IClassFactory
{
public:
    //----------------------------------------------------------------------
    // Construction
    //----------------------------------------------------------------------
    CClassFactory(CLSID const *pclsid, DWORD dwFlags, PFCREATEINSTANCE pfCreateInstance);

    //----------------------------------------------------------------------
    // IUnknown members
    //----------------------------------------------------------------------
    STDMETHODIMP QueryInterface(REFIID, LPVOID *);
    STDMETHODIMP_(ULONG) AddRef(void);
    STDMETHODIMP_(ULONG) Release(void);

    //----------------------------------------------------------------------
    // IClassFactory members
    //----------------------------------------------------------------------
    STDMETHODIMP CreateInstance(LPUNKNOWN, REFIID, LPVOID *);
    STDMETHODIMP LockServer(BOOL);

public:
    //----------------------------------------------------------------------
    // Data
    //----------------------------------------------------------------------
    CLSID const        *m_pclsid;
    DWORD               m_dwFlags;
    PFCREATEINSTANCE    m_pfCreateInstance;
};