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: How to temporarily show an image in an Emacs buffer? Date: Wed, 08 Mar 2023 15:38:59 +0200 Message-ID: <835ybb5pn0.fsf@gnu.org> References: <87bkl3etd1.fsf@mbork.pl> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="2106"; 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 Wed Mar 08 14:39:40 2023 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 1pZu16-0000NN-7n for geh-help-gnu-emacs@m.gmane-mx.org; Wed, 08 Mar 2023 14:39:40 +0100 Original-Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pZu0U-0007QF-Up; Wed, 08 Mar 2023 08:39:02 -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 1pZu0T-0007Q2-Md for help-gnu-emacs@gnu.org; Wed, 08 Mar 2023 08:39:01 -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 1pZu0T-0008Sn-Dx for help-gnu-emacs@gnu.org; Wed, 08 Mar 2023 08:39:01 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=gnu.org; s=fencepost-gnu-org; h=MIME-version:References:Subject:In-Reply-To:To:From: Date; bh=mF00kHU2NWKyXOjXQfyZYN28rTUPEn9lK2Gz5sTUoTQ=; b=dnOFF35aUdCZougFjHHr NZq1j9z6Q4e1oiJ82E/HQPpFG73qKfdJtT1Sq4sIT+RG9HD/Dqt9IOm/5J8jZdfJJcu3lyyuRbpsH 5ATlNh6GEHEt6W3By3fEvu015AaT6VKhIKlLozamE8dFh9r2YKFQXbWxXUI9LSPKuMfP3gIoPsKxp UjJxAJ8e4+br6RY0bRJSgRGnbJgQAMW7l8lhEYHBDL4hdyLcIw56HKKCQKaJJ8Au/WT1ASrYmSdyJ KW5wffrMwnYFHgG7pgtT1PoPxgXc2lSv9TerFiZDTW1of4AmgWQB1b5wqtMWJdyEm8x2bz7JHJdlb o+ZiHeanwkOK/g==; Original-Received: from [87.69.77.57] (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 1pZu0S-0002PS-TQ for help-gnu-emacs@gnu.org; Wed, 08 Mar 2023 08:39:01 -0500 In-Reply-To: <87bkl3etd1.fsf@mbork.pl> (message from Marcin Borkowski on Wed, 08 Mar 2023 05:53:46 +0100) 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:142947 Archived-At: > From: Marcin Borkowski > Date: Wed, 08 Mar 2023 05:53:46 +0100 > > I need to insert an image in the buffer in a way that doesn't interfere > with the undo mechanism. In other words, `insert-image' won't help me > because (as I understand it) it needs to insert a space or some other > string so that it can put display property on it. How to achieve this? You can put a display property on the existing text in the buffer without inserting any new text. See the node "Other Display Properties" in the ELisp manual, where it describes the ‘(image . IMAGE-PROPS)’ display property spec.