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#57476: 29.0.50; Mouse wheel event ignored on Lucid build Date: Tue, 30 Aug 2022 09:29:34 +0800 Message-ID: <87pmgiplhd.fsf@yahoo.com> References: <8735dfe08x.fsf@rub.de> <87tu5uplnq.fsf@yahoo.com> 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="7885"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.91 (gnu/linux) Cc: 57476@debbugs.gnu.org To: Stephen Berman Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Tue Aug 30 03:30:15 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 1oSq4x-0001mD-67 for geb-bug-gnu-emacs@m.gmane-mx.org; 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Hermes SMTP Server) with ESMTPA ID fc7f12f248e2ada7091ce0dadd28cc07; Tue, 30 Aug 2022 01:29:40 +0000 (UTC) In-Reply-To: <87tu5uplnq.fsf@yahoo.com> (Po Lu's message of "Tue, 30 Aug 2022 09:25:45 +0800") X-Mailer: WebService/1.1.20595 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:241074 Archived-At: Po Lu writes: > Input extension builds do not normally report mouse-1 or mouse-3; that > only happens if the input extension could not be set up for some reason. Please ignore that, I wasn't really thinking when I wrote this. Unfortunately, I cannot reproduce the bug on any build of Emacs. Please instrument the following code around line 21053 of xterm.c as follows: /* See the comment on top of x_cache_xi_devices for more details on how scroll wheel movement is reported on XInput 2. */ delta = x_get_scroll_valuator_delta (dpyinfo, device, i, *values, &val); values++; if (!val) { other_valuators_found = true; continue; } printf ("%g\n", delta); <=== add this instrumentation if (delta != DBL_MAX) { and show what is printed when you try to scroll using the mouse. Thanks.