From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.devel Subject: Re: Zoom: a window management minor mode -- best practices and questions Date: Wed, 09 May 2018 08:33:12 -0400 Message-ID: References: <83muxioten.fsf@gnu.org> <5AEAB616.4040900@gmx.at> <83603zqqfv.fsf@gnu.org> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: blaine.gmane.org 1525869358 26693 195.159.176.226 (9 May 2018 12:35:58 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Wed, 9 May 2018 12:35:58 +0000 (UTC) User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux) To: emacs-devel@gnu.org Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Wed May 09 14:35:53 2018 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1fGOJy-0006n5-Mf for ged-emacs-devel@m.gmane.org; Wed, 09 May 2018 14:35:50 +0200 Original-Received: from localhost ([::1]:56462 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fGOM5-0006PH-M1 for ged-emacs-devel@m.gmane.org; Wed, 09 May 2018 08:38:01 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:50652) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fGOLQ-0006PB-JN for emacs-devel@gnu.org; Wed, 09 May 2018 08:37:21 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fGOLM-00065B-U7 for emacs-devel@gnu.org; Wed, 09 May 2018 08:37:20 -0400 Original-Received: from [195.159.176.226] (port=48238 helo=blaine.gmane.org) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1fGOLM-00062x-N8 for emacs-devel@gnu.org; Wed, 09 May 2018 08:37:16 -0400 Original-Received: from list by blaine.gmane.org with local (Exim 4.84_2) (envelope-from ) id 1fGOJD-00061H-8K for emacs-devel@gnu.org; Wed, 09 May 2018 14:35:03 +0200 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 14 Original-X-Complaints-To: usenet@blaine.gmane.org Cancel-Lock: sha1:OHE1ow+XDNH0iEhvi4xc/X1j+NQ= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 195.159.176.226 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.21 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.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.org gmane.emacs.devel:225165 Archived-At: >> (add-hook 'pre-redisplay-function 'foo) > > `add-hook' is for variables which are lists of functions, for > pre-redisplay-function which holds a single function, you should use > add-function: > > (add-function :after pre-redisplay-function #'foo) Indeed. And there's also pre-redisplay-functions which you can use with add-hook and is slightly simpler to use. Stefan