This class--CRegKey--- is used for operate on register.if you want to get more,please goto www.confach.533.net

then click visual vc++,thank you!

1).H File

// RegKey.h: interface for the CRegKey class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_REGKEY_H__47138179_D3D9_4608_8C98_CC2C7336B911__INCLUDED_)
#define AFX_REGKEY_H__47138179_D3D9_4608_8C98_CC2C7336B911__INCLUDED_

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

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

// Attributes
public:
operator HKEY() const;
HKEY m_hKey;

// Operations
public:
LONG SetValue(DWORD dwValue, LPCTSTR lpszValueName);
LONG QueryValue(DWORD& dwValue, LPCTSTR lpszValueName);
LONG QueryValue(LPTSTR szValue, LPCTSTR lpszValueName, DWORD* pdwCount);
LONG SetValue(LPCTSTR lpszValue, LPCTSTR lpszValueName = NULL);

LONG SetKeyValue(LPCTSTR lpszKeyName, LPCTSTR lpszValue, LPCTSTR lpszValueName = NULL);
static LONG WINAPI SetValue(HKEY hKeyParent, LPCTSTR lpszKeyName,
LPCTSTR lpszValue, LPCTSTR lpszValueName = NULL);

LONG Create(HKEY hKeyParent, LPCTSTR lpszKeyName,
LPTSTR lpszClass = REG_NONE, DWORD dwOptions = REG_OPTION_NON_VOLATILE,
REGSAM samDesired = KEY_ALL_ACCESS,
LPSECURITY_ATTRIBUTES lpSecAttr = NULL,
LPDWORD lpdwDisposition = NULL);
LONG Open(HKEY hKeyParent, LPCTSTR lpszKeyName,
REGSAM samDesired = KEY_ALL_ACCESS);
LONG Close();
HKEY Detach();
void Attach(HKEY hKey);
LONG DeleteSubKey(LPCTSTR lpszSubKey);
LONG RecurseDeleteKey(LPCTSTR lpszKey);
LONG DeleteValue(LPCTSTR lpszValue);
};

#endif // !defined(AFX_REGKEY_H__47138179_D3D9_4608_8C98_CC2C7336B911__INCLUDED_)