bool ItemLibrarySortedModel::setElementVisible(int libId, bool visible)
{
int pos = findElement(libId);
if (m_elementOrder.at(pos).visible == visible)
return false;
int visiblePos = visibleElementPosition(libId);
if (visible)
privateInsert(visiblePos, (m_elementModels.value(libId)));
else
privateRemove(visiblePos);
m_elementOrder[pos].visible = visible;
return true;
}
void RegistryKey::privateRemove (HKEY hKey, const char *pSubKey)
{
// Open the child.
HKEY hKeyChild ;
LONG lRes = RegOpenKeyEx (hKey, pSubKey, 0, KEY_ALL_ACCESS, &hKeyChild);
if (lRes != ERROR_SUCCESS)
throw AppException (WHERE, ERR_WINDOWS_FMT, "RegOpenKeyEx", GetLastError ());
// Enumerate all of the decendents of this child.
FILETIME time;
char szBuffer[256];
DWORD dwSize = 256;
LONG rval;
while ((rval = RegEnumKeyEx (hKeyChild, 0, szBuffer, &dwSize, NULL,
NULL, NULL, &time)) == ERROR_SUCCESS) {
// Delete the decendents of this child.
try {
privateRemove (hKeyChild, szBuffer);
}
catch (const std::exception&) {
// Cleanup before exiting.
RegCloseKey (hKeyChild);
throw;
}
dwSize = 256 ;
}
if (rval != ERROR_NO_MORE_ITEMS)
throw AppException (WHERE, ERR_WINDOWS_FMT, "RegEnumKeyEx", GetLastError ());
// Close the child.
RegCloseKey (hKeyChild);
// Delete this child.
if (RegDeleteKey (hKey, pSubKey) != ERROR_SUCCESS)
throw AppException (WHERE, ERR_WINDOWS_FMT, "RegDeleteKey", GetLastError ());
}
void RegistryKey::remove (const char *pSubKey)
{
privateRemove (mhKey, pSubKey);
}
