From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: martin rudalics Newsgroups: gmane.emacs.bugs Subject: bug#13399: 24.3.50; Word-wrap can't wrap at zero-width space U-200B Date: Fri, 11 Jan 2013 16:17:04 +0100 Message-ID: <50F02CF0.5010904@gmx.at> References: <50EE7BE5.2060806@gmx.at> <83hamohmtj.fsf@gnu.org> <50EFCA6D.7090702@gmx.at> <83ip74ume7.fsf@gnu.org> <50EFE99A.5070508@gmx.at> <838v80ugv1.fsf@gnu.org> <50F021EC.4040107@gmx.at> <831udrvkpu.fsf@gnu.org> NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15; format=flowed Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1357917496 29608 80.91.229.3 (11 Jan 2013 15:18:16 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 11 Jan 2013 15:18:16 +0000 (UTC) Cc: 13399@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Fri Jan 11 16:18:32 2013 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1TtgNL-0003tO-BO for geb-bug-gnu-emacs@m.gmane.org; Fri, 11 Jan 2013 16:18:31 +0100 Original-Received: from localhost ([::1]:59973 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TtgN5-0006MR-CP for geb-bug-gnu-emacs@m.gmane.org; Fri, 11 Jan 2013 10:18:15 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:35022) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TtgMw-0006Ik-LX for bug-gnu-emacs@gnu.org; Fri, 11 Jan 2013 10:18:13 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TtgMl-0005Dn-FW for bug-gnu-emacs@gnu.org; Fri, 11 Jan 2013 10:18:05 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:50184) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TtgMl-0005Dh-C6 for bug-gnu-emacs@gnu.org; Fri, 11 Jan 2013 10:17:55 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.72) (envelope-from ) id 1TtgMr-0006Wa-UV for bug-gnu-emacs@gnu.org; Fri, 11 Jan 2013 10:18:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: martin rudalics Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Fri, 11 Jan 2013 15:18:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 13399 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 13399-submit@debbugs.gnu.org id=B13399.135791744425029 (code B ref 13399); Fri, 11 Jan 2013 15:18:01 +0000 Original-Received: (at 13399) by debbugs.gnu.org; 11 Jan 2013 15:17:24 +0000 Original-Received: from localhost ([127.0.0.1]:55647 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1TtgMG-0006Vd-0q for submit@debbugs.gnu.org; Fri, 11 Jan 2013 10:17:24 -0500 Original-Received: from mout.gmx.net ([212.227.15.18]:56046) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1TtgME-0006VP-3m for 13399@debbugs.gnu.org; Fri, 11 Jan 2013 10:17:22 -0500 Original-Received: from mailout-de.gmx.net ([10.1.76.28]) by mrigmx.server.lan (mrigmx002) with ESMTP (Nemesis) id 0MKfbV-1Tvbd544bX-001xw0 for <13399@debbugs.gnu.org>; Fri, 11 Jan 2013 16:17:09 +0100 Original-Received: (qmail invoked by alias); 11 Jan 2013 15:17:08 -0000 Original-Received: from 62-47-43-86.adsl.highway.telekom.at (EHLO [62.47.43.86]) [62.47.43.86] by mail.gmx.net (mp028) with SMTP; 11 Jan 2013 16:17:08 +0100 X-Authenticated: #14592706 X-Provags-ID: V01U2FsdGVkX1/7RN9KYyD7NHeX3Vji2ofuNqpYjujmkpuaNiLttv 7WBB4Re8GIa0+f In-Reply-To: <831udrvkpu.fsf@gnu.org> X-Y-GMX-Trusted: 0 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.13 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-Received-From: 140.186.70.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:69610 Archived-At: > No, it's because, when mouse highlight finds a character with > mouse-face, it looks forward for the first character without that > face, and highlights everything in between. I thought so. Seems like zero-width spaces is the only means to fix this. >> This needs an up to date display, IIUC :-( > > Yes, but only because the code to do that without looking at the > current glyph matrix was never written. We do similar things all over > the display engine. Could you give writing this sort of "maybe this year" priority? Look at that silly code in `fit-window-to-buffer' for a motivation. Just that the return value of such a function would have to include the height needed for continuation lines as well. >> By adding hard newlines. > > I thought that way is "deprecated" in favor of C-level word-wrap, > which is why longlines.el is in obsolete/... But I have to calculate the height of the window _before_ redisplay. And for knowing the height of the window I have to know the number of displayed lines. martin