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From: Miguel Guedes <miguel.a.guedes@gmail.com>
To: help-gnu-emacs@gnu.org
Subject: Re: Apply faces to string output to mini-buffer
Date: 24 May 2013 08:38:13 GMT	[thread overview]
Message-ID: <519f26f5$0$35155$862e30e2@ngroups.net> (raw)
In-Reply-To: mailman.301.1369381272.22516.help-gnu-emacs@gnu.org

On Fri, 24 May 2013 09:40:50 +0200, Stephen Berman wrote:
> 
> The function `message' returns the printed representation of the
> message, so when you evaluate it in the minibuffer, this return value
> overwrites the propertized message, which is displayed in the echo area
> (which coincides with the minibuffer) as a side effect (on my machine I
> can see it briefly before it is overwritten).  If you embed the message
> sexp in another function, it returns to the caller, so it doesn't
> overwrite the propertized message in the echo area.  E.g., if you
> evaluate this:
> 
> (defun my-foo ()
>   (interactive)
>   (message "%s" (propertize "foo" 'face '(:foreground "red"))))
> 
> and then type `M-x my-foo', you'll see a red "foo" (without quotes) in
> the echo area.

I would never have got that.  Thank you for the explanation & solution, 
Stephen!

-- 
Miguel


  parent reply	other threads:[~2013-05-24  8:38 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-05-23 10:50 Apply faces to string output to mini-buffer Miguel Guedes
2013-05-23 16:26 ` Eli Zaretskii
     [not found] ` <mailman.259.1369326384.22516.help-gnu-emacs@gnu.org>
2013-05-24  5:27   ` Miguel Guedes
2013-05-24  6:30     ` Miguel Guedes
2013-05-24  7:40       ` Stephen Berman
     [not found]       ` <mailman.301.1369381272.22516.help-gnu-emacs@gnu.org>
2013-05-24  8:38         ` Miguel Guedes [this message]
2013-05-24  6:40     ` Eli Zaretskii

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