On Tuesday 18 September 2012 08:21:58 Stephen Chu wrote: > On 9/18/12 4:10 AM, Thiago Macieira wrote: > >> How could I solve this? > >> > >> In Qt 4 I could specialize the signal using SIGNAL(valueChanged(int)), > >> how > >> could I do in Qt 5? > >> > > void (QSpinBox:: *signal)(int) = &QSpinBox::valueChanged; > > QObject::connect(spinBox, signal, slider, &QSlider::setValue); > > or: > > QObject::connect(spinBox, (void (QSpinBox:: *)(int)) > &QSpinBox::valueChanged, slider, &QSlider::setValue); > > if you want to keep it in one line. > > I like this new syntax much better since it finds signal/slot mismatches > at compile time. I used to miss the connection mismatch messages in the > sea of my REALLY chatty logs. And pulling my hairs wondering why > something doesn't work. :)
Run your application with the environment variable QT_FATAL_WARNINGS defined. Then the application will break when a connect fails or anything else prints out a qWarning(). Cheers, Sean -- This message has been scanned for viruses and dangerous content by MailScanner, and is believed to be clean. _______________________________________________ Interest mailing list Interest@qt-project.org http://lists.qt-project.org/mailman/listinfo/interest
