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.devel Subject: Re: Redisplay issues with 'space' display properties on overlays Date: Sat, 16 Apr 2022 21:36:23 +0300 Message-ID: <83k0bozxi0.fsf@gnu.org> References: <83pmlhynw9.fsf@gnu.org> Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="3525"; mail-complaints-to="usenet@ciao.gmane.io" Cc: emacs-devel@gnu.org To: dalanicolai Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Sat Apr 16 20:37:48 2022 Return-path: Envelope-to: ged-emacs-devel@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 1nfnIp-0000mv-29 for ged-emacs-devel@m.gmane-mx.org; Sat, 16 Apr 2022 20:37:47 +0200 Original-Received: from localhost ([::1]:41950 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nfnIn-000602-Lj for ged-emacs-devel@m.gmane-mx.org; Sat, 16 Apr 2022 14:37:45 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:59786) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nfnHa-0005Fc-PD for emacs-devel@gnu.org; Sat, 16 Apr 2022 14:36:30 -0400 Original-Received: from fencepost.gnu.org ([2001:470:142:3::e]:36324) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nfnHa-0005XG-EE; Sat, 16 Apr 2022 14:36:30 -0400 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=KU1biVOO+ikJkxjMapECXbQSEAM9kM+Pz+qcz5DNLo8=; b=VY3CIW8LoqnF RHFjbIbMTyJ92FydlO6K+ApVXrS1WZGDIko7ZSbeEq8HwTnvcjrFNXwotPTo5i8PBslyClFWmvtj9 1QDDcNHGT6Zdw2gLfCSXhXx+qLhgFcSsekw1hB4YcK43YF5yY/uzBOzOEJE1GQhne9a6dN3dx4q77 fhN0lhynwEuVFz/F3LyvHMuAxPUe/IKKNKERgKap8wjXXKb9JhgE1tszGr8sV+IxXo/LX6pF3HUtb J1PueGjwGkmYExIlXw9cNkoJuI55GwAJm4Xxf9vGcT0FTeRLv5/W1eXZ+dTdB/QYz3BRRmjMLPuro nM2Fkku/WPvq0n37SP1A3g==; Original-Received: from [87.69.77.57] (port=1525 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 1nfnHZ-0007Yk-Pa; Sat, 16 Apr 2022 14:36:30 -0400 In-Reply-To: (message from dalanicolai on Sat, 16 Apr 2022 20:32:52 +0200) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:288492 Archived-At: > From: dalanicolai > Date: Sat, 16 Apr 2022 20:32:52 +0200 > Cc: Emacs Devel > > Or actually simpler, for the first question, with pdf-tools installed, > - first load pdf-scroll.el (after first setting the path to papyrus.el at the beginning > of the file) > - open some pdf and scroll down/up a few pages > - now split the buffer (the page in the second window does not display) > - then do `M-: (print "test"), and 'hide' the echo area by pressing `esc` > Now the page will display. > > So my question is, which 'action' is responsible for getting that page displayed In general, when you enter the echo area, Emacs performs a more thorough redisplay than when you don't. Maybe that is what you are experiencing. But that's a guess.