Digging back through the code, I can see that the XCB platform plugin ensures that the Display * and the xcb_connection correspond to the same display by opening them together using the same string (in Qt 5). Assuming the same is done in the Qt 6 plugin then exposing them again through QX11Info would be just the same as in Qt 5.
Cheers Rich On Fri, 20 Nov 2020 at 14:18, Giuseppe D'Angelo via Interest < interest@qt-project.org> wrote: > Il 20/11/20 14:55, Richard Moore ha scritto: > > I'd hope there's a way to get the actual connection being used, rather > > than relying on looking at the environment variables. For example, what > > happens if -display is passed? > > As in QX11Info::connection()? > > Thanks, > -- > Giuseppe D'Angelo | giuseppe.dang...@kdab.com | Senior Software Engineer > KDAB (France) S.A.S., a KDAB Group company > Tel. France +33 (0)4 90 84 08 53, http://www.kdab.com > KDAB - The Qt, C++ and OpenGL Experts > > _______________________________________________ > Interest mailing list > Interest@qt-project.org > https://lists.qt-project.org/listinfo/interest >
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