Qt 5 to-do's in QFileSystemModel

    // Note that we match the behavior of entryList and not QFileInfo on this and this
    // incompatibility won't be fixed until Qt 5 at least
    bool isDot    = (node->fileName == QLatin1String("."));
    bool isDotDot = (node->fileName == QLatin1String(".."));
    if (   (hideHidden && !(isDot || isDotDot) && node->isHidden())
        || (hideSystem && node->isSystem())
        || (hideDirs && node->isDir())
        || (hideFiles && node->isFile())
        || (hideSymlinks && node->isSymLink())
        || (hideReadable && node->isReadable())
        || (hideWritable && node->isWritable())
        || (hideExecutable && node->isExecutable())
        || (hideDot && isDot)
        || (hideDotDot && isDotDot))
        return false;

    bool rmdir(const QModelIndex &index) const; // ### Qt5: should not be const

    // ### Qt 5: resolvedSymLinks goes away
    QHash<QString, QString> resolvedSymLinks;