windows-nt/Source/XPSP1/NT/shell/ext/cdfview/clsfact.h

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2020-09-26 03:20:57 -05:00
//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\//\\
//
// clsfact.h
//
// Definitions for the cdf viewer class factory..
//
// History:
//
// 3/16/97 edwardp Created.
//
////////////////////////////////////////////////////////////////////////////////
//
// Check for previous includes of this file.
//
#ifndef _CLSFACT_H_
#define _CLSFACT_H_
//
// Prototype for function used in class factory to create objects.
typedef HRESULT (*CREATEPROC)(IUnknown** ppIUnknown);
//
// Class definition for the class factory
//
class CCdfClassFactory : public IClassFactory
{
//
// Methods
//
public:
// Constructor
CCdfClassFactory(CREATEPROC pfn);
// IUnknown
STDMETHODIMP QueryInterface(REFIID, void **);
STDMETHODIMP_(ULONG) AddRef(void);
STDMETHODIMP_(ULONG) Release(void);
//IClassFactory
STDMETHODIMP CreateInstance(LPUNKNOWN, REFIID, void **);
STDMETHODIMP LockServer(BOOL);
private:
// Destructor
~CCdfClassFactory(void);
//
// Members
//
private:
ULONG m_cRef;
CREATEPROC m_Create;
};
#endif // _CLSFACT_H_