系统编程

开发平台：

Visual C++

clssfact.h：源码内容

							//--------------------------------------------------------------------------------
//
//      File:   CLSSFACT.H
//
//      Defines the CClassFactory object.
//
//--------------------------------------------------------------------------------
#ifndef _CLSSFACT_H_
#define _CLSSFACT_H_
void FAR PASCAL ObjectDestroyed();
//This class factory object creates CPropSheetExt objects.
class CClassFactory : public IClassFactory
{
protected:
        ULONG   m_cRef;
public:
        CClassFactory();
        ~CClassFactory();
        //IUnknown members
        STDMETHODIMP             QueryInterface( REFIID, LPVOID* );
        STDMETHODIMP_(ULONG) AddRef();
        STDMETHODIMP_(ULONG) Release();
        //IClassFactory members
        STDMETHODIMP            CreateInstance( LPUNKNOWN, REFIID, LPVOID* );
        STDMETHODIMP            LockServer( BOOL );
};
#endif //_CLSSFACT_H_

						