Or you could use ThreadPools, depending on the task you need to accomplish: http://doc.qt.digia.com/stable/qthreadpool.html
Tibold On 2012-10-16 15:24, Tibold Kandrai wrote: > Hi, > > If you want a QThread to handle something Q related like, events or > Queued SLOTS, you need to start an event loop. > This is what you need: http://qt-project.org/doc/qt-4.8/QEventLoop.html > But I don't know why did it hang your UI because that depends on how did > you call your SLOT. > > BTW a few years ago I wrote a very small library that made handling > multiple event loops and moving QObjects between threads. If you are > interested I can go and find it. :) > > Cheers, > Tibold > > On 2012-10-16 15:15, Sensei wrote: >> Hi! I am in the middle of a crisis, since I thought I understood >> threads, but I might be wrong! >> >> This is quite easy: I want to start a thread that never ends. >> >> Once in a while, when the GUI needs it, it will "wake the thread up", >> and run a method of my QThread subclass, in my case, a "find in files" >> or "rename all files", or any other method. >> >> I thought I could simply make run() be an infinite loop, sleeping for a >> long period (one day). >> >> I was wrong: I hang my GUI. >> >> >> What are your recommendations? This is what I intended: >> >> >> class ScanFiles : public QThread >> { >> public: >> >> ScanFiles(QObject *parent = 0) : QThread(parent) { }; >> >> // This should run endlessly, until the parent dies >> void run() >> { >> qWarning("starting scanning thread."); >> >> // Where does this fit? >> exec(); >> >> while (1) >> { >> qWarning("sleeping now..."); >> // Snore for one day, now 5 secs just for debugging >> sleep(5); >> } >> }; >> >> public slots: >> >> // Here I will place the methods that should be run by the thread >> QString search(const QStringList &files); >> }; >> >> >> >> >> Now, I think my question is quite easy, for someone who understands >> QThreads... but I'm a complete newbie here :) >> >> >> Thanks & Cheers! >> >> >> >> >> >> >> _______________________________________________ >> Interest mailing list >> Interest@qt-project.org >> http://lists.qt-project.org/mailman/listinfo/interest > -- Tibold Kandrai CEO @ Dotz Team _______________________________________________ Interest mailing list Interest@qt-project.org http://lists.qt-project.org/mailman/listinfo/interest
