On Fri, 20 Nov 2020 at 07:58, Volker Hilsheimer <volker.hilshei...@qt.io> wrote:
> In Qt 6 there is no more Qt API to get the X11 root window for a display > (also note that QDesktopWidget as a whole is gone). > > So, you either have to go native if you rely on X11 specific data > structures (which the code does anyway, in verifying that there is a > DISPLAY environment variable), or pass a pointer to (or index of) a QScreen > if you want to place a UI on a specific display. 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? Cheers Rich
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