From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#12419: Mouse click changes layout Date: Wed, 26 Sep 2012 15:57:39 +0200 Message-ID: <834nmkhooc.fsf@gnu.org> References: <504FB55D.5030405@t-online.de> <5050432C.4060203@gmx.at> <5052450F.8030001@t-online.de> <5052F242.4060303@gmx.at> <5055D769.1060804@t-online.de> <50561046.60902@gmx.at> <505E1FB6.1050504@t-online.de> <505ED4AB.7070009@gmx.at> <505F8576.8070902@t-online.de> <50601715.6030108@gmx.at> <833927jxrx.fsf@gnu.org> <5061802C.1070600@gmx.at> <834nmmi9sq.fsf@gnu.org> <5061BBD7.8070009@gmx.at> <83ehlpgpn9.fsf@gnu.org> <5062E0ED.3050901@gmx.at> <83a9wdgfri.fsf@gnu.org> <5062F86A.4060502@gmx.at> <838vbwhqjx.fsf@gnu.org> <506306CB.1090403@gmx.at> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1348667906 23900 80.91.229.3 (26 Sep 2012 13:58:26 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Wed, 26 Sep 2012 13:58:26 +0000 (UTC) Cc: occitan@esperanto.org, 12419@debbugs.gnu.org To: martin rudalics Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Wed Sep 26 15:58:30 2012 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 1TGs8C-00058D-AO for geb-bug-gnu-emacs@m.gmane.org; Wed, 26 Sep 2012 15:58:28 +0200 Original-Received: from localhost ([::1]:40504 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TGs87-0004ND-Bf for geb-bug-gnu-emacs@m.gmane.org; Wed, 26 Sep 2012 09:58:23 -0400 Original-Received: from eggs.gnu.org ([208.118.235.92]:50085) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TGs7y-0004Ee-AM for bug-gnu-emacs@gnu.org; Wed, 26 Sep 2012 09:58:21 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TGs7o-0003Pa-KS for bug-gnu-emacs@gnu.org; Wed, 26 Sep 2012 09:58:14 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:47635) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TGs7o-0003PW-HA for bug-gnu-emacs@gnu.org; Wed, 26 Sep 2012 09:58:04 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.72) (envelope-from ) id 1TGs7m-0000l6-Bj for bug-gnu-emacs@gnu.org; Wed, 26 Sep 2012 09:58:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: debbugs-submit-bounces@debbugs.gnu.org Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Wed, 26 Sep 2012 13:58:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 12419 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 12419-submit@debbugs.gnu.org id=B12419.13486678642893 (code B ref 12419); Wed, 26 Sep 2012 13:58:02 +0000 Original-Received: (at 12419) by debbugs.gnu.org; 26 Sep 2012 13:57:44 +0000 Original-Received: from localhost ([127.0.0.1]:57181 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1TGs7U-0000kc-4V for submit@debbugs.gnu.org; Wed, 26 Sep 2012 09:57:44 -0400 Original-Received: from mtaout22.012.net.il ([80.179.55.172]:44920) by debbugs.gnu.org with esmtp (Exim 4.72) (envelope-from ) id 1TGs7R-0000kT-Fh for 12419@debbugs.gnu.org; Wed, 26 Sep 2012 09:57:42 -0400 Original-Received: from conversion-daemon.a-mtaout22.012.net.il by a-mtaout22.012.net.il (HyperSendmail v2007.08) id <0MAY00I00MOIDA00@a-mtaout22.012.net.il> for 12419@debbugs.gnu.org; Wed, 26 Sep 2012 15:57:41 +0200 (IST) Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by a-mtaout22.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0MAY00HQ2MS5YWE0@a-mtaout22.012.net.il>; Wed, 26 Sep 2012 15:57:41 +0200 (IST) In-reply-to: <506306CB.1090403@gmx.at> X-012-Sender: halo1@inter.net.il 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 (newer, 2) 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:64921 Archived-At: > Date: Wed, 26 Sep 2012 15:44:43 +0200 > From: martin rudalics > CC: occitan@esperanto.org, 12419@debbugs.gnu.org > > > I think the loop isn't needed for the application you have in mind. > > But if it is, can you show a concrete use case where just using that > > function gives bad results for measuring pixel distance between buffer > > positions? > > I didn't write that loop (IIRC Kenichi Handa wrote it). The sheer > presence of it however seems to indicate that `pos-visible-in-window-p' > might have given an off-by-one-line answer when `point' is on the last > line of a window, at least back in 2000. Maybe this a non-issue now. I think that loop wants to make sure the last line is fully visible; pos-visible-in-window-p does not return nil for partially-visible lines. I don't think partial visibility is an issue in the context of finding pixel distance between two buffer positions.