Am 22.01.2013 08:50, schrieb Mandeep Sandhu: > On Tue, Jan 22, 2013 at 12:47 PM, Wilhelm <wilhelm.me...@fh-kl.de> wrote: >> Hi all, >> >> I have this minimal example: >> >> ----- >> #include <QApplication> >> #include <QFileSystemModel> >> >> int main(int argc, char *argv[]) >> { >> QApplication a(argc, argv); >> >> QFileSystemModel* fileSystemModel = new QFileSystemModel(0); >> fileSystemModel->setRootPath(QDir::homePath()); >> fileSystemModel->setFilter(QDir::AllDirs | QDir::Files); >> >> return a.exec(); >> } >> ----- >> >> If I compile against Qt5 and run this small program, I get the following >> run-time error: >> >> Starte /home/lmeier/fd1-build-QT5-Debug/fd1... >> QObject: Cannot create children for a parent that is in a different thread. >> (Parent is QFileSystemWatcher(0xa82d80), parent's thread is >> QThread(0xa47420), current thread is QFileInfoGatherer(0xa84048) > > Your code seems to be fine. > > QFSM, IIRC, uses a separate thread for scanning the FS and updating > the model (in Qt4.7+ at least). So this message seems to be related to > that thread.
Yes. All my code was fine up to Qt 4.8.3. > Something broke there in Qt5? Since QFileDialog also uses QFSM I wonder why I should be the first one to hit this problem ... > > -mandeep > > >> >> ----- >> >> The error doesn't show up with Qt 4.8.3 at least. >> >> So, what's wrong here? >> >> -- >> Wilhelm >> >> _______________________________________________ >> Interest mailing list >> Interest@qt-project.org >> http://lists.qt-project.org/mailman/listinfo/interest -- Wilhelm _______________________________________________ Interest mailing list Interest@qt-project.org http://lists.qt-project.org/mailman/listinfo/interest