Hi,

I got another threading question for the pros out there:

In my current application I am using QThread objects and QObject.moveToThread() to enable my GUI to download multiple files while updating progress bars in the main event loop. This is the respective snippet of code:
        self.worker = MyClass()
        self.workerThread = QtCore.QThread()
        self.worker.moveToThread(self.workerThread)


The trouble is when the user wants to download multiple files at once. In my current implementation that all works fine and I see multiple progress bars do there thing. However, there are cases when I need to force the download threads to be synchronous. I had hoped that I can use QThreadPool with QThreads, but turns out I need QRunnables in this case, and those don't have the same signals as QThread.
So my question is:
Is there a good way to use QThreads in a queue which is controlled by the main thread, or should I re-write my code and subclass QRunnable to add the signals I need (i.e. the ones that QThread has by default)? In the latter case I guess I'd have to inherit from both QObject and QRunnable, is this ok?


Cheers,
frank



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