From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Juri Linkov Newsgroups: gmane.emacs.bugs Subject: bug#50798: 28.0.50; Tab line close button is off-center until it is highlighted with the mouse Date: Mon, 04 Oct 2021 20:41:09 +0300 Organization: LINKOV.NET Message-ID: <87y2787kne.fsf@mail.linkov.net> References: <8735ptxhzs.fsf.ref@yahoo.com> <8735ptxhzs.fsf@yahoo.com> <87wnn5m8eo.fsf@gnus.org> <83wnn5qe48.fsf@gnu.org> <87k0j5m5ik.fsf@gnus.org> <83tui9qd2j.fsf@gnu.org> <87fsttm512.fsf@gnus.org> <87y27kbi6y.fsf@mail.linkov.net> <83a6k0phik.fsf@gnu.org> <878rzi11xq.fsf@mail.linkov.net> <83lf3hlv5o.fsf@gnu.org> <87czoso8cz.fsf@mail.linkov.net> <834k9zd9i3.fsf@gnu.org> <87ee93fbw8.fsf@mail.linkov.net> <83pmsm8h1o.fsf@gnu.org> <87a6jq9kdv.fsf@mail.linkov.net> <835yue81lz.fsf@gnu.org> <87bl4657j3.fsf@mail.linkov.net> <83wnmu6l9v.fsf@gnu.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="2946"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (x86_64-pc-linux-gnu) Cc: luangruo@yahoo.com, larsi@gnus.org, 50798@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Mon Oct 04 19:49:21 2021 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 1mXS5V-0000Ot-Oo for geb-bug-gnu-emacs@m.gmane-mx.org; Mon, 04 Oct 2021 19:49:17 +0200 Original-Received: from localhost ([::1]:47762 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mXS5T-0006UH-U3 for geb-bug-gnu-emacs@m.gmane-mx.org; Mon, 04 Oct 2021 13:49:15 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:46914) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mXS4J-0004xm-76 for bug-gnu-emacs@gnu.org; Mon, 04 Oct 2021 13:48:03 -0400 Original-Received: from debbugs.gnu.org ([209.51.188.43]:55020) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mXS4I-0005Xv-Vp for bug-gnu-emacs@gnu.org; Mon, 04 Oct 2021 13:48:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1mXS4I-0006vg-U6 for bug-gnu-emacs@gnu.org; Mon, 04 Oct 2021 13:48:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Juri Linkov Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 04 Oct 2021 17:48:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 50798 X-GNU-PR-Package: emacs Original-Received: via spool by 50798-submit@debbugs.gnu.org id=B50798.163336963226431 (code B ref 50798); Mon, 04 Oct 2021 17:48:02 +0000 Original-Received: (at 50798) by debbugs.gnu.org; 4 Oct 2021 17:47:12 +0000 Original-Received: from localhost ([127.0.0.1]:38329 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mXS3U-0006sF-8E for submit@debbugs.gnu.org; Mon, 04 Oct 2021 13:47:12 -0400 Original-Received: from relay7-d.mail.gandi.net ([217.70.183.200]:40911) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1mXS3R-0006s1-TI for 50798@debbugs.gnu.org; Mon, 04 Oct 2021 13:47:10 -0400 Original-Received: (Authenticated sender: juri@linkov.net) by relay7-d.mail.gandi.net (Postfix) with ESMTPSA id 210BB2000F; Mon, 4 Oct 2021 17:47:01 +0000 (UTC) In-Reply-To: <83wnmu6l9v.fsf@gnu.org> (Eli Zaretskii's message of "Sun, 03 Oct 2021 21:00:44 +0300") 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:216381 Archived-At: >> It solves the problem because tab-line-close-highlight doesn't inherit >> from other faces. It's face inheritance that caused the problem >> with vertical movement of the button. > > I'd still like to understand why this happens. It sounds like a bug. > > You said you found some coordinates miscalculated, but didn't provide > any details. Could you please provide those details, so I could try > to look at that? Debugging this is notoriously hard, because the code > is entered upon almost every mouse movement, so it is important for me > to know which code I'm investigating to be able to set up the > breakpoint conditions that avoid triggering at non-interesting > moments. I don't understand how coordinates are calculated, so I'll try to create a minimal test case for debugging.