From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: carlmarcos--- via Users list for the GNU Emacs text editor Newsgroups: gmane.emacs.help Subject: Re: Interactive function displaying face attributes Date: Tue, 9 Aug 2022 21:21:17 +0200 (CEST) Message-ID: References: <8335e5tgfj.fsf@gnu.org> <83v8r1s0ow.fsf@gnu.org-N930CPX----2> Reply-To: carlmarcos@tutanota.com Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="29392"; mail-complaints-to="usenet@ciao.gmane.io" Cc: help-gnu-emacs@gnu.org To: Eli Zaretskii Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Tue Aug 09 21:25:34 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 1oLUr5-0007PW-Df for geh-help-gnu-emacs@m.gmane-mx.org; Tue, 09 Aug 2022 21:25:31 +0200 Original-Received: from localhost ([::1]:41748 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oLUr4-0002sl-HS for geh-help-gnu-emacs@m.gmane-mx.org; Tue, 09 Aug 2022 15:25:30 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:44284) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oLUn5-0006yL-FR for help-gnu-emacs@gnu.org; Tue, 09 Aug 2022 15:21:26 -0400 Original-Received: from w1.tutanota.de ([81.3.6.162]:44728) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oLUn2-0006yE-DR; Tue, 09 Aug 2022 15:21:21 -0400 Original-Received: from w3.tutanota.de (unknown [192.168.1.164]) by w1.tutanota.de (Postfix) with ESMTP id 48FAAFA0325; Tue, 9 Aug 2022 19:21:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1660072877; s=s1; d=tutanota.com; h=From:From:To:To:Subject:Subject:Content-Description:Content-ID:Content-Type:Content-Type:Content-Transfer-Encoding:Content-Transfer-Encoding:Cc:Cc:Date:Date:In-Reply-To:In-Reply-To:MIME-Version:MIME-Version:Message-ID:Message-ID:Reply-To:References:References:Sender; bh=pV8K0H8Z+nhZWI8rhl3cB/fb8iQae9nNYHlQbrrxS6I=; b=XgZeFBRx2J5CgT1vgoKupcwPO0wxOS3fbdSbE2b8453/dNE55FvxB3xsw1l1G1Hr 40DnfAuUMpZTOkq8E0/NvUyluT7mNcKfcRAkGyjeNOdWAomlZiNip9jFiD728ZNGBkO dD6WvMewhRrzRSou6Z3h6pej6+si8ZpGExYlhH2sCt+SCthrbfsidhfBQFPhoCP4thc 86aI97f3ElaS9RT6UJFR1UenCAH7NCJGnPLM/3VQj+xIBtnoQjcO9qr3QcKZnoy8/1p F0KIqcU3OFDmSUZszD2CWyiAeJHCN6Bt3YucHyLv/d1Gl6L+nW2tDXip8zmbA+Z/sfC A3foa4s2Ug== In-Reply-To: <83v8r1s0ow.fsf@gnu.org-N930CPX----2> Received-SPF: pass client-ip=81.3.6.162; envelope-from=carlmarcos@tutanota.com; helo=w1.tutanota.de X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham 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:138773 Archived-At: Aug 9, 2022, 18:59 by eliz@gnu.org: >> Date: Tue, 9 Aug 2022 20:53:32 +0200 (CEST) >> From: carlmarcos@tutanota.com >> Cc: help-gnu-emacs@gnu.org >> >> Aug 9, 2022, 18:33 by eliz@gnu.org: >> >> >> Date: Tue, 9 Aug 2022 20:24:21 +0200 (CEST) >> >> From: carlmarcos--- via Users list for the GNU Emacs text editor >> >> >> >> >> >> I am writing this function to display face attributes.=C2=A0 The func= tion works interactively accepting a string from the user obtained from `co= mpleting-read'. >> >> >> > >> > What is that string? If it's a face, then we already have >> > describe-face. >> > >> The string is an element in the list passed in completing-read. >> > > And what are the members of that list? Are they faces? > They are strings telling users what faces to display.=C2=A0 Would need some= call to intern in the function body for some options (e.g. mode-line) when calling the app= ropriate function. > IOW, do you want a function that displays attributes of a face? If > so, describe-face is your friend. > Yes, I have been using `describe-face' on `mode-line' and `mode-line-inacti= ve'. What about face after point?=C2=A0 What could I call?=C2=A0 Same `describe-= face'?=C2=A0 And what would be the correct face name? >> >> For `char-after-point' I want to display the face attribute of the >> >> character after point. >> >> >> > >> > Did you try "M-x describe-text-properties"? >> > >> No, have done `describe-face' >> > > Well, how about trying describe-text-properties? > >> >> Having seen that there can be more than one face at point, what can I= do? >> >> >> > No, the face at a given buffer position can have only one value. >> > >> If `hl-line-mode' is enabled, would that result in multiple faces at poi= nt? >> > > No, there's just one. But there might be other sources of face > information besides the buffer text itself. See the node "Displaying > Faces" in the ELisp manual. (Btw, describe-text-properties will show > the other sources of face information as well.) >