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 19:04:47 +0100 Message-ID: <50F0543F.5070805@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> <50F02CF0.5010904@gmx.at> <83wqvju356.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 1357927567 3310 80.91.229.3 (11 Jan 2013 18:06:07 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 11 Jan 2013 18:06:07 +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 19:06:23 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 1Ttizl-0005FL-0j for geb-bug-gnu-emacs@m.gmane.org; Fri, 11 Jan 2013 19:06:21 +0100 Original-Received: from localhost ([::1]:33109 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TtizU-0005ZX-TL for geb-bug-gnu-emacs@m.gmane.org; Fri, 11 Jan 2013 13:06:04 -0500 Original-Received: from eggs.gnu.org ([208.118.235.92]:43924) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TtizO-0005Ye-Ig for bug-gnu-emacs@gnu.org; Fri, 11 Jan 2013 13:06:03 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TtizK-0001Gx-JC for bug-gnu-emacs@gnu.org; Fri, 11 Jan 2013 13:05:58 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:50312) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TtizK-0001Gt-F1 for bug-gnu-emacs@gnu.org; Fri, 11 Jan 2013 13:05:54 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.72) (envelope-from ) id 1TtizS-0002CK-7n for bug-gnu-emacs@gnu.org; Fri, 11 Jan 2013 13:06:02 -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 18:06:02 +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=B13399.13579275108373 (code B ref 13399); Fri, 11 Jan 2013 18:06:02 +0000 Original-Received: (at 13399) by debbugs.gnu.org; 11 Jan 2013 18:05:10 +0000 Original-Received: from localhost ([127.0.0.1]:55776 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1Ttiyb-0002Az-4T for submit@debbugs.gnu.org; Fri, 11 Jan 2013 13:05:09 -0500 Original-Received: from mout.gmx.net ([212.227.17.21]:54401) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1TtiyY-0002AQ-Jj for 13399@debbugs.gnu.org; Fri, 11 Jan 2013 13:05:07 -0500 Original-Received: from mailout-de.gmx.net ([10.1.76.12]) by mrigmx.server.lan (mrigmx002) with ESMTP (Nemesis) id 0LhhsN-1T7l7F1VgH-00mpla for <13399@debbugs.gnu.org>; Fri, 11 Jan 2013 19:04:52 +0100 Original-Received: (qmail invoked by alias); 11 Jan 2013 18:04:52 -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 (mp012) with SMTP; 11 Jan 2013 19:04:52 +0100 X-Authenticated: #14592706 X-Provags-ID: V01U2FsdGVkX18FnIAJ86sFhPAwxYBT6bZUTAgVDeTEFhAtfdOFPt Kyy2kCWh5Y3lPb In-Reply-To: <83wqvju356.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:69618 Archived-At: > I cannot promise that, but I will try. (It is actually a very good > exercise for someone who wants to get to know the display engine, > hint, hint...) ... a talented, young programmer. Where do you find them these days? >> 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. > > Doesn't vertical-motion, pos-visible-in-window-p, and its ilk provide > that already? `fit-window-to-buffer' uses `pos-visible-in-window-p' already, with poor results here (in particular when drawing boxes around text). And `vertical-motion' doesn't pay attention to the height of text. At least that was my experience when I tried to rewrite `fit-window-to-buffer' using `count-screen-lines'. martin