From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: non-breaking hyphens Date: Wed, 19 Oct 2011 10:39:22 +0200 Message-ID: <8339epv0hx.fsf@gnu.org> References: <87d3dvg1r5.fsf@gnu.org> <87ehybm0i0.fsf@gnu.org> <83r52buey8.fsf@gnu.org> <87pqhuwli7.fsf@gnu.org> <8762jlmofg.fsf@mail.jurta.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: lo.gmane.org X-Trace: dough.gmane.org 1319013633 31297 80.91.229.12 (19 Oct 2011 08:40:33 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Wed, 19 Oct 2011 08:40:33 +0000 (UTC) Cc: cyd@gnu.org, emacs-devel@gnu.org To: Juri Linkov Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Wed Oct 19 10:40:29 2011 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([140.186.70.17]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1RGRhL-00087O-1i for ged-emacs-devel@m.gmane.org; Wed, 19 Oct 2011 10:40:27 +0200 Original-Received: from localhost ([::1]:34113 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RGRhK-0007hI-IS for ged-emacs-devel@m.gmane.org; Wed, 19 Oct 2011 04:40:26 -0400 Original-Received: from eggs.gnu.org ([140.186.70.92]:52406) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RGRhD-0007f5-UO for emacs-devel@gnu.org; Wed, 19 Oct 2011 04:40:24 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1RGRhB-0006VP-RX for emacs-devel@gnu.org; Wed, 19 Oct 2011 04:40:19 -0400 Original-Received: from mtaout22.012.net.il ([80.179.55.172]:45861) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RGRh5-0006Tr-MG; Wed, 19 Oct 2011 04:40:11 -0400 Original-Received: from conversion-daemon.a-mtaout22.012.net.il by a-mtaout22.012.net.il (HyperSendmail v2007.08) id <0LTB00M001AN1U00@a-mtaout22.012.net.il>; Wed, 19 Oct 2011 10:39:21 +0200 (IST) Original-Received: from HOME-C4E4A596F7 ([77.124.212.197]) by a-mtaout22.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0LTB00LYP1DKN840@a-mtaout22.012.net.il>; Wed, 19 Oct 2011 10:39:21 +0200 (IST) In-reply-to: <8762jlmofg.fsf@mail.jurta.org> X-012-Sender: halo1@inter.net.il X-detected-operating-system: by eggs.gnu.org: Solaris 10 (beta) X-Received-From: 80.179.55.172 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 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-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:145318 Archived-At: > From: Juri Linkov > Cc: Eli Zaretskii , emacs-devel@gnu.org > Date: Wed, 19 Oct 2011 11:27:15 +0300 > > > The right way to implement this feature, as brought up in the 2004 > > thread, would be to specify the affected characters with a char-table > > rather than hardcoding them. But we should probably leave such a change > > till after 24.1. > > Since glyphless characters (like "ZERO WIDTH NO-BREAK SPACE") are > displayed now using a char-table, it makes sense to display confusable > characters with a similar char-table (e.g. `confusable-char-display') > where display methods could specify how to display them (face, etc.) > > BTW, there is already a mapping in lisp/international/latin1-disp.el > in `latin1-display-ucs-per-lynx' that can be used to match confusable > characters. Yes, we have several overlapping features that handle these and other issues. One other related "overlap" is glyphless characters display vis-a-vis display tables; currently they contradict. The current situation is quite a mess, and we need to resolve it by designing a coherent set of features to handle all that.