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.help Subject: Re: Run `window-configuration-change-hook` in Lisp code? Date: Thu, 07 Nov 2024 09:24:46 +0200 Message-ID: <86ikszqzep.fsf@gnu.org> References: <86ttckxian.fsf@fastmail.fm> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="3738"; mail-complaints-to="usenet@ciao.gmane.io" To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Thu Nov 07 08:25:27 2024 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 1t8wtT-0000oE-A8 for geh-help-gnu-emacs@m.gmane-mx.org; Thu, 07 Nov 2024 08:25:27 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1t8wst-0002R6-9u; Thu, 07 Nov 2024 02:24:51 -0500 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1t8wsq-0002QB-PA for help-gnu-emacs@gnu.org; Thu, 07 Nov 2024 02:24:48 -0500 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1t8wsq-0002Pm-HN for help-gnu-emacs@gnu.org; Thu, 07 Nov 2024 02:24:48 -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=Rhhu9nnTXy+2I605+Es2pwUh3LvOhBc6oecvijtjvDE=; b=k5tx+cvdxg3r 506RfcUEnGSAKXXlPrND4kGPjY8RrVyjSWqyqJTnO8FKvPrVLkbzlISWvypSFO7BMba9frMfLSaz+ ddjr07ZkrX24LBrwbrPE3+YCbQTRP4QzGvFbVwPtDPwIAMwv3+jeRqWmsnagCFxOVzTaj6lK0hZtX aN0mCTjwHR5L6k2tkXbqcy9fVCvXefKeicApRUdgari3vGzoTK0JM/d6La6xbI6B66g0+ID+wBolw YTDfAzSeOAo+KL61HUyHbDnOxjhqaAT1VahLzNa3nKHC7eVA7dVueYpqmAj8c6gd7Zj+JDOIvcE6C f5S2lHJuWHIWVNhbnz7e2g==; In-Reply-To: (message from Stefan Monnier via Users list for the GNU Emacs text editor on Wed, 06 Nov 2024 23:47:02 -0500) 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-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Xref: news.gmane.io gmane.emacs.help:148281 Archived-At: > Date: Wed, 06 Nov 2024 23:47:02 -0500 > From: Stefan Monnier via Users list for the GNU Emacs text editor > > > Something that just came up: is it OK to run > > `window-configuration-change-hook` in Lisp code? The doc string says > > "Functions called during redisplay when window configuration has changed", > > which gives me the impression that it's *only* meant to be run during > > redisplay, i.e., not during Lisp code. > > That description describes when the C code runs this hook. > Do you want to run this hook yourself manually at other times? > If so, why? Indeed, the idea is that whatever a Lisp program does, it eventually causes the display engine to make changes which trigger calls to this hook. So if that doesn't happen for some Lisp program, we need to understand what that program does, and why it expects this hook to be called.