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49 lines
971 B
C++
49 lines
971 B
C++
#pragma once
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//////////////////////////////////////////////////////////////////////////////
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//文件 DFile.h
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//主要功能:
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// 双狐文件读取基类
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//程序编写:周国强 2010-4-07
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/////////////////////////////////////////////////////////////////////////////
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class CDFile
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{
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public:
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CDFile(void);
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virtual ~CDFile(void);
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virtual void Close(void);
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virtual UINT Read(void* lpBuf, UINT nCount);
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virtual void Write(const void* lpBuf, UINT nCount);
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virtual ULONGLONG Seek(LONGLONG lOff, UINT nFrom);
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virtual ULONGLONG GetPosition();
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virtual ULONGLONG GetLength();
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};
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//操作CFile类
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class CDFileEx
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{
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public:
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CDFileEx(void);
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CDFileEx(CFile* pFile);
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CDFileEx(CStdioFile* pFile);
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virtual ~CDFileEx(void);
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virtual void Close(void);
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virtual UINT Read(void* lpBuf, UINT nCount);
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virtual void Write(const void* lpBuf, UINT nCount);
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virtual ULONGLONG Seek(LONGLONG lOff, UINT nFrom);
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virtual ULONGLONG GetPosition();
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virtual ULONGLONG GetLength();
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CFile* m_pFile;
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};
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