ILOCKBYT.H
资源名称:MSDN_VC98.zip [点击查看]
上传用户:bangxh
上传日期:2007-01-31
资源大小:42235k
文件大小:1k
源码类别:
Windows编程
开发平台:
Visual C++
- /*
- * ILOCKBYT.H
- *
- * Definitions of a template ILockBytes interface
- * implementation.
- *
- * Copyright (c)1993-1995 Microsoft Corporation, All Rights Reserved
- *
- * Kraig Brockschmidt, Microsoft
- * Internet : kraigb@microsoft.com
- * Compuserve: >INTERNET:kraigb@microsoft.com
- */
- #ifndef _ILOCKBYT_H_
- #define _ILOCKBYT_H_
- #include <inole.h>
- class CImpILockBytes;
- typedef class CImpILockBytes *PCImpILockBytes;
- class CImpILockBytes : public ILockBytes
- {
- protected:
- ULONG m_cRef; //Interface reference count
- LPVOID m_pObj; //Backpointer to the object
- LPUNKNOWN m_pUnkOuter; //Fr delegation
- public:
- CImpILockBytes(LPVOID, LPUNKNOWN);
- ~CImpILockBytes(void);
- STDMETHODIMP QueryInterface(REFIID, LPVOID *);
- STDMETHODIMP_(ULONG) AddRef(void);
- STDMETHODIMP_(ULONG) Release(void);
- STDMETHODIMP ReadAt(ULARGE_INTEGER, VOID HUGEP *, ULONG
- , ULONG *);
- STDMETHODIMP WriteAt(ULARGE_INTEGER, VOID const HUGEP *
- , ULONG, ULONG *);
- STDMETHODIMP Flush(void);
- STDMETHODIMP SetSize(ULARGE_INTEGER);
- STDMETHODIMP LockRegion(ULARGE_INTEGER, ULARGE_INTEGER
- , DWORD);
- STDMETHODIMP UnlockRegion(ULARGE_INTEGER, ULARGE_INTEGER
- , DWORD);
- STDMETHODIMP Stat(STATSTG *, DWORD);
- };
- #endif //_ILOCKBYT_H_