From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Lennart Borgman Newsgroups: gmane.emacs.devel Subject: Re: The unwarranted scrolling assumption Date: Fri, 18 Jun 2010 15:22:18 +0200 Message-ID: References: <87ocfcj7r4.fsf@mail.jurta.org> <87631jvpzg.fsf@gmail.com> <4C18211C.3070106@harpegolden.net> <83typ2isns.fsf@gnu.org> <83mxuuicjc.fsf@gnu.org> <83ljadikj1.fsf@gnu.org> <83k4pxijpb.fsf@gnu.org> <83hbl1ihux.fsf@gnu.org> <83bpb8iyga.fsf@gnu.org> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-Trace: dough.gmane.org 1276867378 31669 80.91.229.12 (18 Jun 2010 13:22:58 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Fri, 18 Jun 2010 13:22:58 +0000 (UTC) Cc: emacs-devel@gnu.org, storm@cua.dk, david@harpegolden.net To: Eli Zaretskii Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Fri Jun 18 15:22:56 2010 connect(): No such file or directory Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1OPbX2-0001Y9-7X for ged-emacs-devel@m.gmane.org; Fri, 18 Jun 2010 15:22:52 +0200 Original-Received: from localhost ([127.0.0.1]:52045 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1OPbX1-0000vb-Kj for ged-emacs-devel@m.gmane.org; Fri, 18 Jun 2010 09:22:51 -0400 Original-Received: from [140.186.70.92] (port=54531 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1OPbWv-0000vR-D2 for emacs-devel@gnu.org; Fri, 18 Jun 2010 09:22:46 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1OPbWq-0006sV-I5 for emacs-devel@gnu.org; Fri, 18 Jun 2010 09:22:45 -0400 Original-Received: from mail-yx0-f169.google.com ([209.85.213.169]:36590) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1OPbWq-0006sN-Fl; Fri, 18 Jun 2010 09:22:40 -0400 Original-Received: by yxf34 with SMTP id 34so146580yxf.0 for ; Fri, 18 Jun 2010 06:22:39 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:mime-version:received:in-reply-to :references:from:date:message-id:subject:to:cc:content-type; bh=M4SiKIcwRf2avB/idL4jMKv9oYTs8ZpOdzXEKwZBnZo=; b=fuMh7g4+HaG61iqYq7zOkL+ZPLjMJIcFawwFtajf1m10L53dCzkM6wC64brpIueX4E 6NluB+zb/VqTSuu3XToxK0Jj5+LEIdQoKHhM/HA07Y9jS3+St/qJBazji2iRsSZKnJwg N0Ev/0MzsxlDxlYEp8H0Zs8l6DSf0Du+jWp6k= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc:content-type; b=NsoDZ8UqJ98YXt+8Wr/0u2FvLTU2yspebhugNr8uFPNuj1WtayuPj9UWYO4zmHwIzy TKGyS3UfW0fhLrSCQApUPTGFbIjl/vvOwKjQKFYcEBIeXmGn2lpMpTcAP2Q8jolwHHvR PFiK3f1Caww680oh9WUOIEUFnSwk+P4iF7VYg= Original-Received: by 10.100.29.19 with SMTP id c19mr861579anc.191.1276867359324; Fri, 18 Jun 2010 06:22:39 -0700 (PDT) Original-Received: by 10.100.154.15 with HTTP; Fri, 18 Jun 2010 06:22:18 -0700 (PDT) In-Reply-To: <83bpb8iyga.fsf@gnu.org> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 2) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:126147 Archived-At: On Fri, Jun 18, 2010 at 9:36 AM, Eli Zaretskii wrote: >> >> > It doesn't jump for me. >> >> Good for you, but why do you say that? Why is that interesting here??? > > Because it means I cannot reproduce the problem myself and must rely > on your help to understand what is wrong. OK, fine. It just looked as you thought it was not a problem. My excuse if that was not the case. >> > But narrow-to-region and widen are not part of the recipe, so how can >> > they influence scrolling in this case? >> >> What do you mean? They are both used in Emacs could and there is a lot >> of calls to them during scrolling. >> >> Probably that is from font locking. > > If you disable font lock, does the problem go away? Yes. That is expected and that is what the patch I sent so far is about.