clsfact.h

大量windows shell编程例子

/******************************************************************
*
*  Project.....:  Windows View (Namespace Extension)
*
*  Application.:  WINVIEW.dll
*  Module......:  ClsFact.h
*  Description.:  IClassFactory header
*
*  Compiler....:  MS Visual C++ 
*  Written by..:  D. Esposito
*
*  Environment.:  Windows 9x/NT
*
*******************************/


#ifndef CLASSFACTORY_H
#define CLASSFACTORY_H

#include <windows.h>
#include "ShlFldr.h"
#include "ShlView.h"

extern HINSTANCE  g_hInst;



/*---------------------------------------------------------------*/
// CClassFactory
/*---------------------------------------------------------------*/
class CClassFactory : public IClassFactory
{
protected:
   DWORD m_ObjRefCount;

public:
   CClassFactory();
   ~CClassFactory();

   //IUnknown methods
   STDMETHODIMP QueryInterface(REFIID, LPVOID*);
   STDMETHODIMP_(DWORD) AddRef();
   STDMETHODIMP_(DWORD) Release();

   //IClassFactory methods
   STDMETHODIMP CreateInstance(LPUNKNOWN, REFIID, LPVOID*);
   STDMETHODIMP LockServer(BOOL) { return E_NOTIMPL; };
};

#endif   //CLASSFACTORY_H