From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Lennart Borgman Newsgroups: gmane.emacs.bugs Subject: bug#6192: 24.0.50; eldoc-mode: unexpected recentering Date: Mon, 17 May 2010 20:02:22 +0200 Message-ID: References: <878w7mjtml.fsf@escher.home> <4BEFE6A4.2020207@gmx.at> <87hbm8yoyp.fsf@escher.home> <4BF03E92.40909@gmx.at> <87d3wvzkzs.fsf@escher.home> <4BF106FA.7090502@gmx.at> <874oi6oo6f.fsf@escher.home> <83iq6mbek1.fsf@gnu.org> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Trace: dough.gmane.org 1274120824 1856 80.91.229.12 (17 May 2010 18:27:04 GMT) X-Complaints-To: usenet@dough.gmane.org NNTP-Posting-Date: Mon, 17 May 2010 18:27:04 +0000 (UTC) Cc: stephen.berman@gmx.net, 6192@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon May 17 20:27:03 2010 connect(): No such file or directory Return-path: Envelope-to: geb-bug-gnu-emacs@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 1OE51q-0008SO-CO for geb-bug-gnu-emacs@m.gmane.org; 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c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc:content-type:content-transfer-encoding; b=XR1hXSm0ft9nlDObxsXKcpuStqAy4fw+cLTi8nyiMBD7u4GwvWWGKK2ynNEgiJfhaw QXVPEu1kYIyyt8yFBafpaKuQYvvC0PF3yb+vY7U2AjzSELB47bGeS/QccoJejJxthruw 2ENbA5ZXISTEhsdeasVdzfTpmEeKIuLgP3g1A= Original-Received: by 10.239.173.205 with SMTP id g13mr531047hbf.145.1274119362140; Mon, 17 May 2010 11:02:42 -0700 (PDT) Original-Received: by 10.239.164.81 with HTTP; Mon, 17 May 2010 11:02:22 -0700 (PDT) In-Reply-To: <83iq6mbek1.fsf@gnu.org> X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.11 Precedence: list Resent-Date: Mon, 17 May 2010 14:03:01 -0400 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 3) 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: , Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:36997 Archived-At: On Mon, May 17, 2010 at 7:53 PM, Eli Zaretskii wrote: > > When Emacs recenters, that means it exhausted all the other available > redisplay optimizations, and fell back on its default method of > completely redrawing a window. > > What you want is an optimization that does not yet exist, AFAIK. =C2=A0It > needs to be designed and coded. =C2=A0The tricky part is to detect the > situation where the amount of scrolling can be easily computed in > advance, and do that computation without too many complications. =C2=A0Yo= u > seem to think that this computation is easy, but that is only true > when the display shows characters of the same size everywhere. =C2=A0In t= he > more general case, what do we do? still recenter? Would it be possible to try 1 line scrolling first, then 2 etc? Or is there something in the code that prevents that?