From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.help Subject: Re: [External] : Re: Customising display-fill-column-indicator-mode Date: Tue, 23 Aug 2022 18:59:06 +0300 Message-ID: <8335dn7xyt.fsf@gnu.org> References: <83r11acfag.fsf@gnu.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="35254"; mail-complaints-to="usenet@ciao.gmane.io" To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Tue Aug 23 18:10:33 2022 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1oQWU5-000932-9S for geh-help-gnu-emacs@m.gmane-mx.org; Tue, 23 Aug 2022 18:10:33 +0200 Original-Received: from localhost ([::1]:49242 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oQWU4-0007Yx-69 for geh-help-gnu-emacs@m.gmane-mx.org; Tue, 23 Aug 2022 12:10:32 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:60230) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oQWJ0-0006d1-AC for help-gnu-emacs@gnu.org; Tue, 23 Aug 2022 11:59:06 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:57364) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oQWJ0-0005cJ-0j for help-gnu-emacs@gnu.org; Tue, 23 Aug 2022 11:59:06 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=l1pA7XvweLpnFOAP9lZ2slxyZ1tQf6LN5uKY+G4Pr6o=; b=rtth4/Etc29n nGUIEdjcLPjLkf8HuoPKXQgAgu/dyBGOIQqDicbHP8gWRAWBn2h93QFi8xZQ8nqT9P+PZRMIMS5bM hKfFdAfld2hBh5jN7agwTt5R6fDCFztsgNDE3S2n4rlEyaG64hvbzy5j4LP0JL7i5cLc3YB4pUxBb 7uYYQNY59zkLlYm+Hzt0qePc+q1IJsVqt0OP7seEp+TwaqFcYWDBQL0s2FDGjyuV37lYEelVb9L2d nV/1PUzbmXbvrxkr/y4R0k3ehcqDINyhkHt7yIkN8NdKbay1U99k8YCeD1K+XAGfLlFUvtq5PVFnk 7CgnwfaeR0I199kFiFc8MA==; Original-Received: from [87.69.77.57] (port=4732 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oQWIs-00013p-IR for help-gnu-emacs@gnu.org; Tue, 23 Aug 2022 11:59:05 -0400 In-Reply-To: (message from Drew Adams on Tue, 23 Aug 2022 14:30:59 +0000) X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.29 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-mx.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.io gmane.emacs.help:138993 Archived-At: > From: Drew Adams > CC: "help-gnu-emacs@gnu.org" > Date: Tue, 23 Aug 2022 14:30:59 +0000 > > Dunno whether it helps, but there is also library `fill-column-indicator.el' on Emacs Wiki: > > https://www.emacswiki.org/emacs/FillColumnIndicator > > https://www.emacswiki.org/emacs/fill-column-indicator.el It has known "issues", and is much slower than the built-in mode, so I won't recommend that to anyone nowadays. The numerous problems and incompatibilities of that mode and its ilk were the main reason why we developed a built-in mode, which is implemented in the display engine in an optimal way, instead of trying to force the display from Lisp to do stuff it wasn't supposed to do.