Exemplos de CStdString::rbegin em C++ (Cpp)

Exemplo n.º 1

Arquivo: URIUtils.cpp Projeto: 7orlum/xbmc

bool URIUtils::HasExtension(const CStdString& strFileName, const CStdString& strExtensions)
{
  if (IsURL(strFileName))
  {
    CURL url(strFileName);
    return HasExtension(url.GetFileName(), strExtensions);
  }

  // Search backwards so that '.' can be used as a search terminator.
  CStdString::const_reverse_iterator itExtensions = strExtensions.rbegin();
  while (itExtensions != strExtensions.rend())
  {
    // Iterate backwards over strFileName untill we hit a '.' or a mismatch
    for (CStdString::const_reverse_iterator itFileName = strFileName.rbegin();
         itFileName != strFileName.rend() && itExtensions != strExtensions.rend() &&
         tolower(*itFileName) == *itExtensions;
         ++itFileName, ++itExtensions)
    {
      if (*itExtensions == '.')
        return true; // Match
    }

    // No match. Look for more extensions to try.
    while (itExtensions != strExtensions.rend() && *itExtensions != '|')
      ++itExtensions;

    while (itExtensions != strExtensions.rend() && *itExtensions == '|')
      ++itExtensions;
  }

  return false;
}