From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Stefan Monnier via Users list for the GNU Emacs text editor Newsgroups: gmane.emacs.help Subject: Re: are there hooks for text becoming visible or hidden in a given window? Date: Fri, 25 Feb 2022 15:51:21 -0500 Message-ID: References: <06e7c939da37479902e9a935fbaf487a@basiscraft.com> <83pmnbqva6.fsf@gnu.org> Reply-To: Stefan Monnier Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="33634"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) To: help-gnu-emacs@gnu.org Cancel-Lock: sha1:J/l3OJ3yZbndtdBqC/FvVetWmdo= Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Fri Feb 25 21:52:28 2022 Return-path: Envelope-to: geh-help-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 1nNhZj-0008dU-Vv for geh-help-gnu-emacs@m.gmane-mx.org; Fri, 25 Feb 2022 21:52:27 +0100 Original-Received: from localhost ([::1]:58422 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nNhZj-0006IR-4r for geh-help-gnu-emacs@m.gmane-mx.org; Fri, 25 Feb 2022 15:52:27 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:57626) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nNhYp-0005pu-M2 for help-gnu-emacs@gnu.org; Fri, 25 Feb 2022 15:51:31 -0500 Original-Received: from ciao.gmane.io ([116.202.254.214]:40660) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nNhYm-0001ns-6b for help-gnu-emacs@gnu.org; Fri, 25 Feb 2022 15:51:30 -0500 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1nNhYk-0007DE-8M for help-gnu-emacs@gnu.org; Fri, 25 Feb 2022 21:51:26 +0100 X-Injected-Via-Gmane: http://gmane.org/ Received-SPF: pass client-ip=116.202.254.214; envelope-from=geh-help-gnu-emacs@m.gmane-mx.org; helo=ciao.gmane.io X-Spam_score_int: -16 X-Spam_score: -1.7 X-Spam_bar: - X-Spam_report: (-1.7 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.249, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Original-Sender: "help-gnu-emacs" Xref: news.gmane.io gmane.emacs.help:136188 Archived-At: >> I have been known to propose the introduction of >> a `post-redisplay-function` which would work like >> `pre-redispay-function` except it's run after the redisplay. >> I think I have a patch for that lying around (IIRC originally written >> to try and improve the display of "tofu" by adding a `help-echo` >> property to those characters). > How would post-redisplay-function be different from pre-command-hook? It would also run after things like inserting text from a process filter, and would be told which windows had been updated. Stefan