From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.help Subject: Re: changing the display of formfeed characters Date: Mon, 03 Sep 2018 19:14:49 +0300 Message-ID: <83bm9ezhfq.fsf@gnu.org> References: NNTP-Posting-Host: blaine.gmane.org X-Trace: blaine.gmane.org 1535991207 17998 195.159.176.226 (3 Sep 2018 16:13:27 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Mon, 3 Sep 2018 16:13:27 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Mon Sep 03 18:13:22 2018 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1fwrTe-0004XW-PU for geh-help-gnu-emacs@m.gmane.org; Mon, 03 Sep 2018 18:13:22 +0200 Original-Received: from localhost ([::1]:46004 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fwrVk-0008MT-R5 for geh-help-gnu-emacs@m.gmane.org; Mon, 03 Sep 2018 12:15:32 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:40511) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fwrVK-0008M2-SY for help-gnu-emacs@gnu.org; Mon, 03 Sep 2018 12:15:07 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fwrVE-0005n9-M6 for help-gnu-emacs@gnu.org; Mon, 03 Sep 2018 12:15:06 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:47266) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fwrVC-0005kh-Mx for help-gnu-emacs@gnu.org; Mon, 03 Sep 2018 12:14:58 -0400 Original-Received: from [176.228.60.248] (port=4256 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1fwrVA-0007UT-Ui for help-gnu-emacs@gnu.org; Mon, 03 Sep 2018 12:14:58 -0400 In-reply-to: (message from Javier on Sun, 2 Sep 2018 20:47:06 +0000 (UTC)) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 2001:4830:134:3::e X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.org gmane.emacs.help:117823 Archived-At: > From: Javier > Date: Sun, 2 Sep 2018 20:47:06 +0000 (UTC) > > >> Has somebody come with any idea how to display ^L in some way without > >> breaking whitespace-mode? > > > > AFAICT, those modes break whitespace-mode because they define their > > own display table without copying the display table that was in effect > > before the mode was switched on. whitespace-mode does take care of > > copying the previous display table, and doesn't override the way the > > formfeed is displayed AFAICS. So maybe activating those other modes > > _before_ whitespace-mode will do the trick? (Caveat: I didn't try > > that.) > > I have just tried activating the display of form-feed before > whitespace-mode, but didn't suceed. Well, it was a stab in the dark anyway. I think you should complain to the authors of the relevant packages, because they should generally honor existing display tables where those don't contradict what the package wants to do. There's nothing wrong in whitespace-mode AFAICT, it doesn't even change how ^L is displayed by default.