GNU bug report logs - #27427
26.0.50; Native line numbers lead to display error in company-mode popup

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From: martin rudalics <rudalics <at> gmx.at>
To: Eli Zaretskii <eliz <at> gnu.org>, Dmitry Gutov <dgutov <at> yandex.ru>
Cc: alexanderm <at> web.de, 27427 <at> debbugs.gnu.org
Subject: bug#27427: 26.0.50; Native line numbers lead to display error in company-mode popup
Date: Mon, 26 Jun 2017 10:18:10 +0200

> Yes.  We simply overwrite the glyph matrices with the menu contents,
> and then force a screen update.

We would have to do the same for popups.

> But this cannot work for features that want Emacs to return to the
> main loop, because anything that triggers any kind of redisplay will
> restore portions of the display from buffer text and mess up the menu.

And for popups it would just have to overwrite the glyph matrix again.
Or what am I missing?

Yet I doubt that such popups would be desirable on terminal frames.  For
my taste, they would appear far too obtrusive and distracting.  I think
any such popup should be treated like a tooltip and get displayed in the
echo area.

martin

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