CRegistry

CRegistry::CRegistry(){m_bInit = false;}CRegistry::CRegistry(HKEY hKey){m_bInit = false;m_OpenKey = hKey;}CRegistry::~CRegistry(){if(m_bInit)RegCloseKey(m_hKey);}void CRegistry::SetRoot(HKEY hKey){if(m_bInit){RegCloseKey(m_hKey);}m_bInit = false;m_OpenKey = hKey;}BOOL CRegistry::Open(LPCTSTR lpSubKey){if(m_bInit){RegCloseKey(m_hKey);m_bInit = false;}if(RegOpenKeyEx(m_OpenKey, lpSubKey, 0, KEY_ALL_ACCESS, &m_hKey) == ERROR_SUCCESS){m_bInit = true;}return m_bInit;}void CRegistry::GetValue(LPCTSTR lpSubKey, CString& strVal){if(!m_bInit)return;DWORD dwLen = 256;BYTE pData[256] = {0};DWORD dwType = REG_SZ;if(RegQueryValueEx(m_hKey, lpSubKey, 0, &dwType, pData, &dwLen) == ERROR_SUCCESS){strVal.Format("%s", pData);}}void CRegistry::GetValue(LPCTSTR lpSubKey, DWORD& dwVal){if(!m_bInit)return;DWORD dwLen = 8;BYTE pData[8] = {0};DWORD dwType = REG_DWORD;if(RegQueryValueEx(m_hKey, lpSubKey, 0, &dwType, pData, &dwLen) == ERROR_SUCCESS){dwVal = *((DWORD*)pData);}}void CRegistry::SetValue(LPCTSTR lpSubKey, CString str){RegSetValueEx(m_hKey, lpSubKey, 0, REG_SZ, (BYTE*)str.GetBuffer(0), str.GetLength());str.ReleaseBuffer();}CString CRegistry::GetValue(LPCTSTR lpSubKey){CString strRet = "";GetValue(lpSubKey, strRet);return strRet;}