Ok. I'll take a look. But it will take some time, I'm trying to close the 2.38 version.
Best, Scuri Em seg., 4 de nov. de 2019 às 21:44, Eric Wing <ewmail...@gmail.com> escreveu: > Hi, I want to report that I’ve found some kind of bug in the IUP GTK3 > backend concerning layout/sizing. > > The bug seems to have gotten a lot worse recently. > > Before: I was using an older build of IUP, maybe 6 months to a year > old. With the layout I was doing in my program, text labels seem to be > sized too small and got cutoff. This was annoying and needed to be > reported/fixed, but I put off reporting it. I did notice the problem > got more pronounced with newer versions of Ubuntu. I think around > Ubuntu 18.04, the problem became really apparent. > > Here are screenshots from my app exhibiting the problem. This is > running Ubuntu 19.04. The problem is most noticeable in some of the > buttons cutting off the text because the button is sized too small and > doesn’t fit the text. > > https://blurrrsdk.com/tempdownload/BUGS/IupLayoutBug/IupGTK3_old_new.png > https://blurrrsdk.com/tempdownload/BUGS/IupLayoutBug/IupGTK3_old_open.png > https://blurrrsdk.com/tempdownload/BUGS/IupLayoutBug/IupGTK3_old_gen.png > https://blurrrsdk.com/tempdownload/BUGS/IupLayoutBug/IupGTK3_old_pref.png > > > > Now: I have updated to the current SVN of IUP. And now the layout is > really broken. Testing in Ubuntu 19.04, not all the widgets stay in > the window. So some draw off the edge of the window. While others (at > the bottom) are completely invisible. Additionally, testing under > Steam Runtime (which has an unthemed and older version of GTK, the > underlying library prints error messages to the console and segfaults > eventually in my program). (The old IUP version did not crash in > steam-runtime nor print this message.) I have not seen these messages > or segfault in Ubuntu 19.04, but I suspect the messages might give a > clue to what’s going wrong. > > > (process:6894): Gtk-WARNING **: Locale not supported by C library. > Using the fallback 'C' locale. > Gtk-Message: Failed to load module "atk-bridge" > > (BlurrrGenProj:6894): Gtk-WARNING **: Toplevel size doesn't seem to > directly depend on the size of the geometry widget from > gtk_window_set_geometry_hints(). The geometry widget might not be in > the window, or it might not be packed into the window appropriately > > (BlurrrGenProj:6894): Gtk-WARNING **: Toplevel size doesn't seem to > directly depend on the size of the geometry widget from > gtk_window_set_geometry_hints(). The geometry widget might not be in > the window, or it might not be packed into the window appropriately > Segmentation fault (core dumped) > > > > To compare and contrast, I have screenshots of this newer broken > layout problem (Ubuntu 19.04), plus what the program looks like on > Windows and Mac (Cocoa) where things are working as I expect. (Note: I > had to take a fullscreen capture for Linux in this case because the > widgets drawing outside the window were not captured by the window > capture tools.) > > https://blurrrsdk.com/tempdownload/BUGS/IupLayoutBug/IupGTK3_new_start.png > https://blurrrsdk.com/tempdownload/BUGS/IupLayoutBug/IupWin_start.png > https://blurrrsdk.com/tempdownload/BUGS/IupLayoutBug/IupMac_start.png > > https://blurrrsdk.com/tempdownload/BUGS/IupLayoutBug/IupGTK3_new_new.png > https://blurrrsdk.com/tempdownload/BUGS/IupLayoutBug/IupWin_new.png > https://blurrrsdk.com/tempdownload/BUGS/IupLayoutBug/IupMac_new.png > > https://blurrrsdk.com/tempdownload/BUGS/IupLayoutBug/IupGTK3_new_open.png > https://blurrrsdk.com/tempdownload/BUGS/IupLayoutBug/IupWin_open.png > https://blurrrsdk.com/tempdownload/BUGS/IupLayoutBug/IupMac_open.png > > https://blurrrsdk.com/tempdownload/BUGS/IupLayoutBug/IupGTK3_new_gen.png > https://blurrrsdk.com/tempdownload/BUGS/IupLayoutBug/IupWin_gen.png > https://blurrrsdk.com/tempdownload/BUGS/IupLayoutBug/IupMac_gen.png > > https://blurrrsdk.com/tempdownload/BUGS/IupLayoutBug/IupGTK3_new_pref.png > https://blurrrsdk.com/tempdownload/BUGS/IupLayoutBug/IupWin_pref.png > https://blurrrsdk.com/tempdownload/BUGS/IupLayoutBug/IupMac_pref.png > > > Finally, to help, I have written a stripped down test version of my > layout bug which reproduces the problem. Here are links to the code > and screenshot references. > > https://blurrrsdk.com/tempdownload/BUGS/IupLayoutBug/main_c.c > > > https://blurrrsdk.com/tempdownload/BUGS/IupLayoutBug/IupGTK3_new_reduced.png > https://blurrrsdk.com/tempdownload/BUGS/IupLayoutBug/IupWin_reduced.png > https://blurrrsdk.com/tempdownload/BUGS/IupLayoutBug/IupMac_reduced.png > > > > (And if you find the Blurrr SDK project helpful in case you want to > easily build/run what I have on the different platfoms: > https://blurrrsdk.com/tempdownload/BUGS/IupLayoutBug/IupLayoutBug.tar.gz > ) > > Thanks, > Eric > > > _______________________________________________ > Iup-users mailing list > Iup-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/iup-users >
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