Question:
There is a code:
// Получение списка файлов в папке
QStringList nameFilter;
QDir dir(MTEPathTMP);
nameFilter.clear();
nameFilter << "*.png";
QFileInfoList list = dir.entryInfoList( nameFilter, QDir::Files );
QFileInfo fileinfo;
nameFilter.clear();
foreach (fileinfo, list) nameFilter << fileinfo.absoluteFilePath();
It searches for files by mask in a directory.
BUT! It does not know how to look in subdirectories. How can I modify it so that it can search?
Answer:
Already discussed here . I would recommend not to reinvent the wheel with a recursive function, but to use the ready-made QDirIterator class with a special flag in the parameters.
QDirIterator it("/sys", QStringList() << "scaling_cur_freq", QDir::NoFilter, QDirIterator::Subdirectories);
while (it.hasNext()) {
QFile f(it.next());
f.open(QIODevice::ReadOnly);
qDebug() << f.fileName() << f.readAll().trimmed().toDouble() / 1000 << "MHz";
}