From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#12872: 24.2; Provide a feature to trigger mode-line redisplay Date: Mon, 06 Dec 2021 15:02:23 +0200 Message-ID: <83y24x28f4.fsf@gnu.org> References: <837gpqwuai.fsf@gnu.org> <87o85xou2m.fsf@gnus.org> <83a6hg7qkh.fsf@gnu.org> <87mtlg6vzm.fsf@gnus.org> <83ee6s5fy4.fsf@gnu.org> <877dck5fbb.fsf@gnus.org> <83a6hg5f71.fsf@gnu.org> <87tufoxc10.fsf@gnus.org> <83zgpf4jqk.fsf@gnu.org> <87pmqaq0kl.fsf@gnus.org> <83ee6q3j2t.fsf@gnu.org> <87lf0ynugo.fsf@gnus.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="409"; mail-complaints-to="usenet@ciao.gmane.io" Cc: 12872@debbugs.gnu.org To: Lars Ingebrigtsen Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane-mx.org@gnu.org Mon Dec 06 14:25:40 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 1muDzv-000AQv-Vz for geb-bug-gnu-emacs@m.gmane-mx.org; Mon, 06 Dec 2021 14:25:39 +0100 Original-Received: from localhost ([::1]:42426 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1muDzu-0006a3-Ek for geb-bug-gnu-emacs@m.gmane-mx.org; Mon, 06 Dec 2021 08:25:38 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:55680) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1muDe3-00007J-CB for bug-gnu-emacs@gnu.org; Mon, 06 Dec 2021 08:03:03 -0500 Original-Received: from debbugs.gnu.org ([209.51.188.43]:49234) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1muDe3-0003PM-3L for bug-gnu-emacs@gnu.org; Mon, 06 Dec 2021 08:03:03 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1muDe2-0007i7-Nh for bug-gnu-emacs@gnu.org; Mon, 06 Dec 2021 08:03:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 06 Dec 2021 13:03:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 12872 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: moreinfo Original-Received: via spool by 12872-submit@debbugs.gnu.org id=B12872.163879575429571 (code B ref 12872); Mon, 06 Dec 2021 13:03:02 +0000 Original-Received: (at 12872) by debbugs.gnu.org; 6 Dec 2021 13:02:34 +0000 Original-Received: from localhost ([127.0.0.1]:60775 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1muDda-0007gt-40 for submit@debbugs.gnu.org; Mon, 06 Dec 2021 08:02:34 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:54862) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1muDdY-0007gf-BC for 12872@debbugs.gnu.org; Mon, 06 Dec 2021 08:02:32 -0500 Original-Received: from [2001:470:142:3::e] (port=50100 helo=fencepost.gnu.org) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1muDdR-0003N4-Vx; Mon, 06 Dec 2021 08:02:26 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=References:Subject:In-Reply-To:To:From:Date: mime-version; bh=8zoZhN4JrpP1/SSiF1LR9jAHkE1wYi5fdC4SSpZpnBM=; b=RMp/cTSOBLZK VdrNcW/lWwpajCGZ9+lwHBgIknMIoC5iAZ68/NwYLkypn3qjLjX8mAI8bhqNP76HQLywTaGY4I15M 1IRwOAFQEMKWFlISWVP7cYq147qWTx5NHSsgW2rEFX3OImE+j3v7YneuBZ28B17+G0zWmMRemaEmH 2B/3PtdIAhwsadAHaJJKzmqtUO9/ZCymtbbvR4ajjHfbEX1hcY+4Vo4qvwZrazlyV9i43ySFMujxo c+F3tacj9YqpEtFEXn4WgKYokOQg6+ORdR/7jkmanC00UxPG8nrT8mkpUd/bA7dqEtiWUOiYDL+iP XecuAUDKBT30WA4Pu0HL4w==; Original-Received: from [87.69.77.57] (port=2256 helo=home-c4e4a596f7) by fencepost.gnu.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1muDdR-0007O7-Nj; Mon, 06 Dec 2021 08:02:26 -0500 In-Reply-To: <87lf0ynugo.fsf@gnus.org> (message from Lars Ingebrigtsen on Mon, 06 Dec 2021 07:00:39 +0100) 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:221746 Archived-At: > From: Lars Ingebrigtsen > Cc: 12872@debbugs.gnu.org > Date: Mon, 06 Dec 2021 07:00:39 +0100 > > Eli Zaretskii writes: > > > How would that be different from what force-mode-line-update does now? > > It sets the update_mode_line flag for the window's buffer, not just > > for the window, and it also sets a flag to prevent redisplay > > optimizations that could get in the way of the mode-line update. What > > do you suggest to do instead, and why would that be useful? > > Somebody said earlier: > > > force-mode-line-update is a blunt weapon, and causes a much more > > thorough redisplay than its name says. > > If this isn't accurate, then I guess there's nothing to do here. Somebody else explained earlier the "blunt" part: > > The problem with the update_mode_line flags is that they are > > indiscriminate: the mode line shows a lot of data, each one of it > > changes at different frequencies and due to different triggers. If we > > want a finer resolution there, we need to make these flags not just > > simple booleans, but enumerations with several values, or maybe > > bitmaps. Then redisplay_window could be smarter about redrawing parts > > of the mode line. > > I think redrawing parts of the mode line would be more work than it's > worth. Then I guess we should close this as wontfix.