/* walks to the first value */
bool
RegFindFirstValue (HKEY hKey, LPCTSTR *ppszValue, RegVal *pValData)
{
if (RegQueryInfoKey (hKey, NULL, NULL, 0, NULL, NULL, NULL,
&g_dwValueCnt, &g_dwValueMax, NULL, NULL, NULL) == ERROR_SUCCESS)
{
if (g_dwValueCnt)
{
if (g_pszValue)
{
free (g_pszValue);
g_pszValue = NULL;
}
g_pszValue = (LPTSTR) malloc (g_dwValueMax += 1);
if (g_pszValue)
{
DWORD dwMaxValue = g_dwValueMax;
g_dwValue = 0;
if (RegEnumValue (hKey, g_dwValue++, g_pszValue, &dwMaxValue, 0, NULL, NULL, NULL) == ERROR_SUCCESS)
{
*ppszValue = g_pszValue;
return RegLoadVal (hKey, NULL, g_pszValue, pValData);
}
}
}
}
return false;
}
/* walks to the next value */
bool RegFindNextValue (HKEY hKey, LPCTSTR *ppszValue, RegVal *pValData)
{
DWORD dwMaxValue = g_dwValueMax;
if (g_dwValue < g_dwValueCnt && RegEnumValue (hKey, g_dwValue++, g_pszValue, &dwMaxValue, 0, NULL, NULL, NULL) == ERROR_SUCCESS)
{
*ppszValue = g_pszValue;
return RegLoadVal (hKey, NULL, g_pszValue, pValData);
}
return false;
}
/* load an array of strings */
bool
RegLoadStringArr (HKEY hKey, LPCTSTR pszSubKey, LPCTSTR pszValName, CStringArray &arrString)
{
RegVal Value;
if (RegLoadVal (hKey, pszSubKey, pszValName, &Value))
{
if (RegValGetStringArr (&Value, arrString))
{
RegValFree (&Value);
return true;
}
RegValFree (&Value);
}
return false;
}
/* load a new array of strings */
bool
RegLoadNewStringArr (HKEY hKey, LPCTSTR pszSubKey, LPCTSTR pszValName, LPTSTR **pszStrings, DWORD *pdwCount)
{
RegVal Value;
if (RegLoadVal (hKey, pszSubKey, pszValName, &Value))
{
if (RegValGetNewStringArr (&Value, pszStrings, pdwCount))
{
RegValFree (&Value);
return true;
}
RegValFree (&Value);
}
return false;
}
/* load data of any type from subkey */
bool CReg::LoadVal (LPCTSTR pszSubKey, LPCTSTR pszValName, RegVal *pValData)
{
return RegLoadVal (hKey, pszSubKey, pszValName, pValData);
}
/* load data of any type */
bool CReg::LoadVal (LPCTSTR pszValName, RegVal *pValData)
{
return RegLoadVal (hKey, nullptr, pszValName, pValData);
}
