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From: Stefan Monnier <monnier@iro.umontreal.ca>
To: Eli Zaretskii <eliz@gnu.org>
Cc: Michael Heerdegen <michael_heerdegen@web.de>, 24293@debbugs.gnu.org
Subject: bug#24293: 25.1; Display bug: icomplete prompt not visible with icomplete-separator "\n"
Date: Sat, 19 Sep 2020 13:47:12 -0400	[thread overview]
Message-ID: <jwvbli1bqyw.fsf-monnier+emacs@gnu.org> (raw)
In-Reply-To: <83d1kzfogn.fsf@gnu.org> (Eli Zaretskii's message of "Tue, 23 Aug 2016 19:18:48 +0300")

>> In emacs -Q, eval
>> 
>>   (setq icomplete-separator "\n")
>> 
>> and do
>> 
>>   M-x icomplete-mode <return>
>> 
>> Then, e.g.
>> 
>>   M-x m
>> 
>> The icomplete minibuffer prompt is invisible (bug).
>> 
>> But you see that it's "there" when you hit <left>.  And changing the
>> value of `resize-mini-windows' to nil makes the issue disappear - so I
>> think this is caused by a problem in the display code.
>
> Surprisingly, stepping through the code with a debugger reveals that
> this is not a bug, but (almost) deliberate behavior.  Set
> max-mini-window-height to 0.9, and you will see the entire prompt.

The "prompt" in the above example is not the whole text shown in the
minibuffer but just "M-x m".

> The default value of that variable is 0.25, so Emacs doesn't resize
> mini-windows to more than 1/4th of the height of the frame's root
> window.  And the height required to show the prompt is much larger in
> this case.

No, a single line is sufficient to show "the prompt".


        Stefan






  parent reply	other threads:[~2020-09-19 17:47 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-08-23 15:44 bug#24293: 25.1; Display bug: icomplete prompt not visible with icomplete-separator "\n" Michael Heerdegen
2016-08-23 16:18 ` Eli Zaretskii
2016-08-23 19:06   ` Michael Heerdegen
2016-08-23 19:38     ` Drew Adams
2016-08-24  2:44       ` Eli Zaretskii
2016-08-24  2:47     ` Eli Zaretskii
2016-08-24  9:08     ` martin rudalics
2020-09-19 17:47   ` Stefan Monnier [this message]
2020-04-05 12:42 ` Dmitry Gutov
2020-04-05 12:56   ` Dmitry Gutov
2020-12-04 11:08 ` Lars Ingebrigtsen
2020-12-08  0:08   ` Michael Heerdegen

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