C++ (Cpp) CRegKey::IsOpen Exemples

Exemple #1

Fichier : regkeyinfo.cpp Projet : richschonthal/HL7

//-------------------------------------------------------------------------------
CRegKeyInfo::CRegKeyInfo(const CRegKey& regkey)
{
    m_pClassName = NULL;
    if(! regkey.IsOpen())
    {
        SetResultCode(errKeyNotOpen);
        return;
    }
    DWORD nSize = 0;

    SetOSResult(::RegQueryInfoKey(regkey.GetKey(), NULL, &nSize,
                                  NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL));

    if(GetOSResult() != ERROR_SUCCESS)
    {
        SetResultCode(errRegistry);
        return;
    }

    nSize += 1;
    m_pClassName = new TCHAR[nSize];
    SetOSResult(::RegQueryInfoKey(regkey.GetKey(), m_pClassName, &nSize, NULL,
                                  &m_nNumOfSubKeys, &m_nMaxSubKeyName, &m_nMaxClassName, &m_nNumOfValues,
                                  &m_nMaxValueName, &m_nMaxValueLen, &m_nSecurityDescLen, &m_ftLastWrite));

    if(GetOSResult() != ERROR_SUCCESS)
    {
        delete m_pClassName;
        m_pClassName = NULL;
        SetResultCode(errRegistry);
    }
}