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Re: master 1555453694: Implement `alpha-background' on non-Cairo builds


From: Po Lu
Subject: Re: master 1555453694: Implement `alpha-background' on non-Cairo builds
Date: Mon, 31 Jan 2022 21:21:52 +0800
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.60 (gnu/linux)

Stephen Berman <stephen.berman@gmx.net> writes:

> I just tried alpha-background and noticed a couple of seeming
> inconsistencies: the text area displays the set amount of opacity
> regardless of whether the frame is in focus or not

That's also intended behaviour.

> but while the tool bar remains completely opaque in both case, the
> menu bar is completely opaque when the frame is not in focus but
> completely transparent (regardless of the setting of alpha-background)
> when the frame is in focus (see attached images).  Are these
> differences expected?

Yes, it's a well known bug in GTK+.  I plan to install a workaround in
the next day or two.

Thanks.


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