From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: Placing eol glyph (buffer-display-table) before an overlay after-string. Date: Sat, 12 Aug 2017 13:32:25 +0300 Message-ID: <831sohjcue.fsf@gnu.org> References: <834ltdjeoa.fsf@gnu.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Trace: blaine.gmane.org 1502533966 27514 195.159.176.226 (12 Aug 2017 10:32:46 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sat, 12 Aug 2017 10:32:46 +0000 (UTC) Cc: esq@lawlist.com, emacs-devel@gnu.org To: Yuri Khan Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sat Aug 12 12:32:39 2017 Return-path: Envelope-to: ged-emacs-devel@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 1dgTih-0006i8-2Q for ged-emacs-devel@m.gmane.org; Sat, 12 Aug 2017 12:32:39 +0200 Original-Received: from localhost ([::1]:42718 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dgTin-0006dy-FV for ged-emacs-devel@m.gmane.org; Sat, 12 Aug 2017 06:32:45 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:45871) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dgTig-0006dP-VD for emacs-devel@gnu.org; Sat, 12 Aug 2017 06:32:40 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dgTid-0005S8-Qc for emacs-devel@gnu.org; Sat, 12 Aug 2017 06:32:38 -0400 Original-Received: from fencepost.gnu.org ([2001:4830:134:3::e]:40105) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dgTid-0005S2-Nt; Sat, 12 Aug 2017 06:32:35 -0400 Original-Received: from 84.94.185.246.cable.012.net.il ([84.94.185.246]:1966 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1dgTid-0001J8-0m; Sat, 12 Aug 2017 06:32:35 -0400 In-reply-to: (message from Yuri Khan on Sat, 12 Aug 2017 17:18:35 +0700) 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: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:217469 Archived-At: > From: Yuri Khan > Date: Sat, 12 Aug 2017 17:18:35 +0700 > Cc: Keith David Bershatsky , > Emacs developers > > > whitespace-mode doesn't use overlay strings, and it doesn't try to > > replace the visual representation of the newline. > > It sets up a display table with entries for tab, newline, and space. > And hl-line uses an overlay. hl-line’s overlay doesn’t use the > after-string property, though, which must be why they work together. hl-line uses overlays only for setting the face of the displayed text, not for displaying extra stuff via after-string. The problem, AFAIU, is to display the after-string _after_ the glyph which represents the newline. Which currently cannot be done.