[Development] Make qtstyleplugins an official module and release it

[Kevin Kofler]

Thiago Macieira wrote:
> On segunda-feira, 17 de abril de 2017 15:05:30 PDT Kevin Kofler wrote:
>> Thiago Macieira wrote:
>> > So src/widgets/styles/qgtkstyle.cpp did not compile with Gtk3?
>> 
>> No, it doesn't. The GTK+ 3 theming API is very different.
>> 
>> Some Red Hat / Fedora developers have ported the Adwaita style (the
>> default GNOME 3 style) to Qt natively, and that is chosen by default on
>> GNOME 3 in Fedora (through a platform plugin also implemented by them:
>> QGnomePlatform).
> 
> Which is not part of Qt? Because I can't find QGnomePlatform.

Indeed, all the work is (unfortunately) out of tree:
https://github.com/MartinBriza/QGnomePlatform
https://github.com/MartinBriza/adwaita-qt
https://github.com/MartinBriza/highcontrast-qt

Getting this upstreamed is going to be difficult because of the concerns Red 
Hat Legal has about the Qt CLA.

        Kevin Kofler