From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Konrad Podczeck Newsgroups: gmane.emacs.bugs Subject: bug#42406: Mouse-wheel scrolling can be flickering Date: Mon, 14 Dec 2020 21:48:36 +0100 Message-ID: <41615014-BF73-464A-9E4C-E05F29D6C30E@univie.ac.at> References: <20200722201659.GA1541@breton.holly.idiocy.org> <969D8DEC-6837-4DD4-93E9-F359DADE1EAB@univie.ac.at> <20201010095100.GG60347@breton.holly.idiocy.org> <9849711D-8DBE-4030-8020-84D86E72505B@univie.ac.at> <83czzg3ge1.fsf@gnu.org> <83sg89cyrq.fsf@gnu.org> <0FD2AAC6-BA1C-483F-9967-3E18B4ADD4D3@univie.ac.at> <833608cqgn.fsf@gnu.org> Mime-Version: 1.0 (Mac OS X Mail 14.0 \(3654.20.0.2.21\)) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="10520"; mail-complaints-to="usenet@ciao.gmane.io" Cc: Alan Third , 42406@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Mon Dec 14 21:52:04 2020 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1koupA-0002bh-L4 for geb-bug-gnu-emacs@m.gmane-mx.org; 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Original-Received: from jarvis.univie.ac.at ([131.130.3.112] helo=jarvis.univie.ac.at) by grace.univie.ac.at with esmtps (TLS1.3:TLS_AES_256_GCM_SHA384:256) (Exim 4.94) (envelope-from ) id 1koulr-00065O-PK; Mon, 14 Dec 2020 21:48:39 +0100 Original-Received: from 188-22-173-174.adsl.highway.telekom.at ([188.22.173.174] helo=[10.0.0.1]) by jarvis.univie.ac.at with esmtpsa (TLS1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.94) (envelope-from ) id 1koulr-0008GL-LP; Mon, 14 Dec 2020 21:48:39 +0100 In-Reply-To: <833608cqgn.fsf@gnu.org> X-Mailer: Apple Mail (2.3654.20.0.2.21) X-Univie-Virus-Scan: scanned by ClamAV on jarvis.univie.ac.at X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list 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-mx.org@gnu.org Original-Sender: "bug-gnu-emacs" Xref: news.gmane.io gmane.emacs.bugs:196113 Archived-At: > Am 14.12.2020 um 17:17 schrieb Eli Zaretskii : >=20 >> From: Konrad Podczeck >> Date: Mon, 14 Dec 2020 01:20:39 +0100 >> Cc: Eli Zaretskii , >> 42406@debbugs.gnu.org >>=20 >> In view of the comments made by Eli, I made a shoot in the dark, and, = in window.c, commented out the occurrences of wset_update_mode_line on = lines 1850, 4011, 5630, 5819, 6079, as well as the respective line after = the three statements lines where "Bug#15957" is written. With these = (actually I have not testes which of these (out-commentings are = relevant) the problem has completely gone. I am aware that this is not a = real solution, but it shows that there is some room. Which are the risks = caused by these changes of the code? >=20 > As explained in my other message, avoiding to call > wset_update_mode_line will cause subtle redisplay bugs. =20 Which bug could I encounter, for example?=