From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.help Subject: Re: Something like `without-redisplay'? Date: Tue, 01 Sep 2015 20:00:05 +0300 Message-ID: <83wpwaaxd6.fsf@gnu.org> References: <83egij1qr5.fsf@gnu.org> <83zj16zwup.fsf@gnu.org> <83h9nechuu.fsf@gnu.org> <83a8t6ceuo.fsf@gnu.org> NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1441126819 380 80.91.229.3 (1 Sep 2015 17:00:19 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 1 Sep 2015 17:00:19 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Tue Sep 01 19:00:10 2015 Return-path: Envelope-to: geh-help-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 1ZWoun-0008Oc-Va for geh-help-gnu-emacs@m.gmane.org; Tue, 01 Sep 2015 19:00:10 +0200 Original-Received: from localhost ([::1]:56005 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZWoun-0005Ow-JK for geh-help-gnu-emacs@m.gmane.org; Tue, 01 Sep 2015 13:00:09 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:55633) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZWouc-0005Oo-BL for help-gnu-emacs@gnu.org; Tue, 01 Sep 2015 12:59:58 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZWouZ-0005UM-FL for help-gnu-emacs@gnu.org; Tue, 01 Sep 2015 12:59:58 -0400 Original-Received: from mtaout28.012.net.il ([80.179.55.184]:42662) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZWouZ-0005To-7p for help-gnu-emacs@gnu.org; Tue, 01 Sep 2015 12:59:55 -0400 Original-Received: from conversion-daemon.mtaout28.012.net.il by mtaout28.012.net.il (HyperSendmail v2007.08) id <0NU000J00C51WT00@mtaout28.012.net.il> for help-gnu-emacs@gnu.org; Tue, 01 Sep 2015 19:59:44 +0300 (IDT) Original-Received: from HOME-C4E4A596F7 ([84.94.185.246]) by mtaout28.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0NU000IO0CJKO630@mtaout28.012.net.il> for help-gnu-emacs@gnu.org; Tue, 01 Sep 2015 19:59:44 +0300 (IDT) In-reply-to: X-012-Sender: halo1@inter.net.il X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-Received-From: 80.179.55.184 X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.help:106965 Archived-At: > Date: Tue, 1 Sep 2015 18:47:01 +0200 > From: Alexander Shukaev > Cc: help-gnu-emacs > > >> > Horizontal scrolling doesn't move point, AFAIR. > >> > >> Even if `auto-hscroll-mode' is on (which it is by default)? > > > > auto-hscroll-mode does the opposite: it scrolls the display to move > > point into the view. It doesn't move point. > > Does it mean that > > (save-excursion > (end-of-visual-line) > (current-column)) > > has potential to cause unintentional viewport movement? Only if you force redisplay, or change the window width, as part of the save-excursion form. Otherwise, by the time redisplay is entered, point is back where it was, and no hscroll will happen.