Hi Chritian, sorry for the delay again. Yes, once I have a little bit more time I will try and condense this into sharable code to report back with.
Cheers, frank On Thu, Sep 1, 2022 at 7:23 PM Cristián Maureira-Fredes < cristian.maureira-fre...@qt.io> wrote: > Hey Frank, > > Could you maybe share more code using > services like pastebin.com or any other? > > Images are a bit hard to understand, because > often they lack of context. > > If you think you encounter a bug, > maybe you can open a bug report, > but for that, please share the code of a minimal reproducible > example [1] > > Cheers > > [1] https://wiki.qt.io/Qt_for_Python/Reporting_Bugs > > On 9/1/22 06:00, Frank Rueter wrote: > > Hi Christian, > > > > sorry for the delay. > > Yes, the signal is declared in the class but not inside any function. > > I had not used the @Slot decorator but tried it just now to no avail. > > image.png > > image.png > > image.png > > > > On Tue, Aug 30, 2022 at 7:21 PM Cristián Maureira-Fredes > > <cristian.maureira-fre...@qt.io <mailto:cristian.maureira-fre...@qt.io>> > > > wrote: > > > > > > > > On 8/30/22 00:08, Frank Rueter wrote: > > > Hi all, > > > > > > > Hey Frank, > > > > > probably a pre-coffee hiccup: > > > I have this weird issue where my signal connection only works when > > > utilising lambda, even though the data type sent by the signal is > > > exactly what the receiving slot needs. > > > This is my code: > > > > > > In a worker class (QRunnable) I emit this signal > > > * tasks_data_available = QtCore.Signal(list) > > > * > > > > > > > Just a sanity check: > > That's declared inside a class, but not inside any method, right? > > > > > In my main widget I connect it like this: > > > * > worker.tasks_data_available.connect(self.__prep_task_data) > > > * > > > the slot looks like this: > > > * def __prep_task_data(self, task_list): > > > * > > > * print(task_list)* > > > > Is this method decorated with a `@Slot(list)` ? > > > > @Slot(list) > > def __prep_task_data(elf, task_list): > > ... > > > > > I have done this countless times, but for some reason in this > > case the > > > code never calls the slot when the QRunnable emits task_list. > > > > > > When I do this it works though: > > > * worker.tasks_data_available.connect(lambda t: > > > self.__prep_task_data(t)) > > > * > > > > This might be due to the lazy registration of the lambda as a Slot, > > without properly going through the Slot-registration process. > > > > > What am I missing? I should not have to use lambda in this case. > > > > It might be the missing @Slot, > > but let me know if that's not the case. > > > > > Cheers, > > > frank > > > > > > Cheers > > > > -- > > Dr. Cristián Maureira-Fredes > > Senior R&D Manager > > > > The Qt Company GmbH > > Erich-Thilo-Str. 10 > > D-12489 Berlin > > > > Geschäftsführer: Mika Pälsi, > > Juha Varelius, Jouni Lintunen > > Sitz der Gesellschaft: Berlin, > > Registergericht: Amtsgericht > > Charlottenburg, HRB 144331 B > > _______________________________________________ > > PySide mailing list > > PySide@qt-project.org <mailto:PySide@qt-project.org> > > https://lists.qt-project.org/listinfo/pyside > > <https://lists.qt-project.org/listinfo/pyside> > > > > -- > Dr. Cristian Maureira-Fredes > Senior R&D Manager > > The Qt Company GmbH > Erich-Thilo-Str. 10 > D-12489 Berlin > > Geschäftsführer: Mika Pälsi, > Juha Varelius, Mika Harjuaho > Sitz der Gesellschaft: Berlin, > Registergericht: Amtsgericht > Charlottenburg, HRB 144331 B > -- >
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