From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Po Lu via "Bug reports for GNU Emacs, the Swiss army knife of text editors" Newsgroups: gmane.emacs.bugs Subject: bug#53275: 29.0.50; Cursor shows up at the middle of the screen after window start is forced when vscroll is set Date: Sun, 16 Jan 2022 08:30:28 +0800 Message-ID: <87v8yka5ej.fsf@yahoo.com> References: <87fsppejo8.fsf.ref@yahoo.com> <87fsppejo8.fsf@yahoo.com> <83a6fx1lvr.fsf@gnu.org> <87a6fxcu5p.fsf@yahoo.com> <83zgnxyu91.fsf@gnu.org> Reply-To: Po Lu Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="26203"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.60 (gnu/linux) Cc: 53275-done@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Sun Jan 16 01:31:24 2022 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 1n8tS8-0006bH-0J for geb-bug-gnu-emacs@m.gmane-mx.org; 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Sun, 16 Jan 2022 00:30:41 +0000 Original-Received: by kubenode504.mail-prod1.omega.sg3.yahoo.com (VZM Hermes SMTP Server) with ESMTPA ID 9358a4fb472dd33afdee1d1ba28626d1; Sun, 16 Jan 2022 00:30:32 +0000 (UTC) In-Reply-To: <83zgnxyu91.fsf@gnu.org> (Eli Zaretskii's message of "Sat, 15 Jan 2022 15:59:54 +0200") X-Mailer: WebService/1.1.19594 mail.backend.jedi.jws.acl:role.jedi.acl.token.atz.jws.hermes.yahoo 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:224358 Archived-At: Eli Zaretskii writes: >> From: Po Lu >> Cc: 53275@debbugs.gnu.org >> Date: Sat, 15 Jan 2022 15:52:50 +0800 >> >> Eli Zaretskii writes: >> >> >> (progn >> >> (set-window-vscroll nil 30 t) >> >> (redisplay) >> >> (set-window-start nil (point-max))) >> >> > Sorry, I missed the "M-<" part. With it, the behavior is >> > reproducible, but I'm not sure I understand what is "the correct >> > position" of the cursor in this case >> >> It should show up where point is, which in this case is at the window >> start. >> >> > or why does it matter what Emacs does in that case (except that it >> > should not crash). >> >> Precision scrolling relies on this: when the buffer cannot be scrolled >> downwards sufficiently, it sets the window start to point-max and >> redisplays, which right now results in the cursor being displayed in the >> middle of the screen until the next redisplay. > > Should be fixed now on the master branch. Indeed, I'm closing this bug. Many thanks!