From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: YAMAMOTO Mitsuharu Newsgroups: gmane.emacs.devel Subject: Re: Excessive redraw of overlapping/overlapped rows? Date: Wed, 28 Sep 2005 17:25:27 +0900 Organization: Faculty of Science, Chiba University Message-ID: References: <85wtl37i2j.fsf@lola.goethe.zz> NNTP-Posting-Host: main.gmane.org Mime-Version: 1.0 (generated by SEMI 1.14.6 - "Maruoka") Content-Type: text/plain; charset=US-ASCII X-Trace: sea.gmane.org 1127903512 17842 80.91.229.2 (28 Sep 2005 10:31:52 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Wed, 28 Sep 2005 10:31:52 +0000 (UTC) Cc: emacs-devel@gnu.org, "Kim F. Storm" Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Wed Sep 28 12:31:50 2005 Return-path: Original-Received: from lists.gnu.org ([199.232.76.165]) by ciao.gmane.org with esmtp (Exim 4.43) id 1EKZE4-0005X9-3l for ged-emacs-devel@m.gmane.org; Wed, 28 Sep 2005 12:31:48 +0200 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1EKZE2-0002DY-LM for ged-emacs-devel@m.gmane.org; Wed, 28 Sep 2005 06:31:47 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1EKY0l-0006Zc-FN for emacs-devel@gnu.org; Wed, 28 Sep 2005 05:14:00 -0400 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1EKXhu-0006Dk-J4 for emacs-devel@gnu.org; Wed, 28 Sep 2005 04:54:40 -0400 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1EKXM4-0004o7-Tt for emacs-devel@gnu.org; Wed, 28 Sep 2005 04:31:56 -0400 Original-Received: from [133.82.132.2] (helo=mathmail.math.s.chiba-u.ac.jp) by monty-python.gnu.org with esmtp (Exim 4.34) id 1EKXFs-00024E-Ni; Wed, 28 Sep 2005 04:25:33 -0400 Original-Received: from church.math.s.chiba-u.ac.jp (church [133.82.132.36]) by mathmail.math.s.chiba-u.ac.jp (Postfix) with ESMTP id E67142CB6; Wed, 28 Sep 2005 17:25:27 +0900 (JST) Original-To: David Kastrup In-Reply-To: <85wtl37i2j.fsf@lola.goethe.zz> User-Agent: Wanderlust/2.14.0 (Africa) SEMI/1.14.6 (Maruoka) FLIM/1.14.6 (Marutamachi) APEL/10.6 Emacs/22.0.50 (sparc-sun-solaris2.8) MULE/5.0 (SAKAKI) 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:43317 Archived-At: >>>>> On Mon, 26 Sep 2005 21:19:32 +0200, David Kastrup said: > If mode line updates change the height of the mode line (because of > descenders, or images or stuff like that), it is conceivable that > something happens with the display, though likely not on all lines > at once. Even for line number updates, if you use line numbers with > a non-constant height (old-style numerals). So the question would be: can't other parts that set `changed_p' in update_window() detect such cases? I'm not certain about this question, but if not, then additional conditions would be needed as you said. YAMAMOTO Mitsuharu mituharu@math.s.chiba-u.ac.jp