GNU bug report logs - #39564
28.0.50; read-key function do not display the prompt if called from read-from-minibuffer

Previous Next

Full log

View this message in rfc822 format

From: Eli Zaretskii <eliz <at> gnu.org>
To: Oleh Krehel <ohwoeowho <at> gmail.com>
Cc: 39564 <at> debbugs.gnu.org
Subject: bug#39564: 28.0.50; read-key function do not display the prompt if called from read-from-minibuffer
Date: Tue, 11 Feb 2020 19:36:26 +0200

> From: Oleh Krehel <ohwoeowho <at> gmail.com>
> Date: Tue, 11 Feb 2020 17:17:02 +0100
> 
> Here's an updated code that works as intended on 26.3 and unexpected on 28.
> 
> (defun make-lines (n)
>   (mapconcat #'number-to-string
>              (number-sequence 0 n) "\n"))
> 
> (let ((map (make-sparse-keymap)))
>   (define-key map (kbd "C-f") (lambda ()
>                                 (interactive)
>                                 (let ((inhibit-field-text-motion t))
>                                   (goto-char (point-min)))
>                                 (message "%S"
>                                          (read-key
>                                           (concat
>                                            (make-lines 10)
>                                            "\nTest2")))
>                                 (minibuffer-keyboard-quit)))
>   (read-from-minibuffer (concat (make-lines 10) "\nTest1: ") nil map))
> 
> The idea here is that the read-key hint will occupy as much space as
> the initial read-from-minibuffer.

Thanks, but I still don't understand what should one do with this
snippet (after evaluating it) to see the problem.  Please tell more.

Previous Next

GNU bug tracking system
Copyright (C) 1999 Darren O. Benham, 1997,2003 nCipher Corporation Ltd, 1994-97 Ian Jackson.