On Friday, May 20, 2016 12:20:47 PM CEST Tres Finocchiaro wrote: > Hi, > > Are there any known issues with QToolBar Qt5 win32? > > We've (LMMS) a downstream bug and I'm trying to isolate the cause. > > https://github.com/LMMS/lmms/issues/2767 > > > - It only happens with Qt5 > - It only happens with QToolBar > - We have the QToolBar in a QMdiSubwindow/QWidget, not the main > window. > - It's not reproducible with QtCreator, at least when using the default > UI creator and the main window's toolbar. > - We use a win32 build of Qt5 from a self-maintained PPA, so if a > particular issue was addressed upstream we may not have it yet, but I > couldn't find a particular bug that mentioned this. > > Disclaimer, slight amateur debugging these things. :)
If this is a performance issue, then please use a profiler to figure out where time is being spent. Visual Studio nowadays has a simple but usable sampling profiler built-in. Cheers -- Milian Wolff | [email protected] | Software Engineer KDAB (Deutschland) GmbH&Co KG, a KDAB Group company Tel: +49-30-521325470 KDAB - The Qt Experts
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