An Image Decoder Based on IImgCtx

// DirMng.h
//
/////////////////////////////////////////////////////////////////////////////

#if !defined(DIRMNG_H)
#define DIRMNG_H

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

struct FILE_INFO
{
	CString   strFileName;
};

class CDirManager : public CObject
{
public:
	CDirManager();
	DECLARE_DYNCREATE(CDirManager)

// Attributes
public:
	static int Compare(const void *arg1, const void *arg2);

// Operations
public:
	void OpenDir(const char* pszDir);
	void OpenFileInDir(const char* pszFile);
	const char* NextFile();
	const char* PreFile();
	const char* FirstFile();
	const char* LastFile();
	UINT TotalFilesInDir();
	void SetFiles(const char* pszFiles) {lstrcpy(m_szFiles, pszFiles);};
	int GetCurrentFileIndex();
	void ClearBuffer();
	FILE_INFO* GetHeader() {return m_pInfoHeader;};
	void AllocateFile(const char* pszPath);

// Implementation
public:
	virtual ~CDirManager();
#ifdef _DEBUG
	virtual void Dump(CDumpContext& dc) const;
#endif

protected:
	void Resort();

	CHAR				m_szFiles[MAX_PATH];	// ������ļ�����
	int					m_uiTotalFilesInDir;
	FILE_INFO*			m_pInfoHeader;
	FILE_INFO*			m_pCurrentInfo;
};

void* FindEle(void* pHead, void* pValue,
					 long lElements, int iSize,
					 int (__cdecl* compare) (const void *, const void *));

extern CDirManager g_DirManager;

#endif // !defined(DIRMNG_H)