mmfile.h

在VC6.0下开发的员工管理系统源码

// MMFile.h: interface for the CMMFile class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_MMFILE_H__113F4298_78FF_43A5_9C82_032779BC098E__INCLUDED_)
#define AFX_MMFILE_H__113F4298_78FF_43A5_9C82_032779BC098E__INCLUDED_

#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000

class CMMFile
{
public:
	CMMFile();
	virtual ~CMMFile();

	BOOL WriteToFile(LPVOID pBuffer,DWORD dwOffsetAddr,DWORD dwSize);
	BOOL ReadFromFile(LPVOID pBuffer,DWORD dwOffsetAddr,DWORD dwSize);

	BOOL OpenMem(LPCTSTR szFileName, LPCTSTR szMapName, DWORD dwSize=0);
	BOOL OpenNewMem(LPCTSTR szFileName, LPCTSTR szMapName, DWORD dwSize=0);
	void Destroy();
	BOOL CloseMem();

protected:
	HANDLE	m_hFile; 
	HANDLE	m_hFileMap;  
	LPVOID	m_lpFileMapBuffer; 

	CString m_pFileName;  
	CString m_pMapName;
	DWORD	m_dwSize;  
};

#endif // !defined(AFX_MMFILE_H__113F4298_78FF_43A5_9C82_032779BC098E__INCLUDED_)