From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: Emanuel Berg via Users list for the GNU Emacs text editor Newsgroups: gmane.emacs.help Subject: Re: Keybinding to transpose current line with next line Date: Tue, 22 Sep 2020 22:05:59 +0200 Message-ID: <87zh5h37bs.fsf@ebih.ebihd> References: Reply-To: Emanuel Berg 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="17295"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux) To: help-gnu-emacs@gnu.org Cancel-Lock: sha1:7/Oz5G5X6/vCywyR+q3E2uMHG2k= Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Tue Sep 22 22:06:31 2020 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 1kKoYZ-0004PH-Jr for geh-help-gnu-emacs@m.gmane-mx.org; Tue, 22 Sep 2020 22:06:31 +0200 Original-Received: from localhost ([::1]:45526 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kKoYY-0005Uc-LY for geh-help-gnu-emacs@m.gmane-mx.org; Tue, 22 Sep 2020 16:06:30 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:53006) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kKoYF-0005UM-2O for help-gnu-emacs@gnu.org; Tue, 22 Sep 2020 16:06:11 -0400 Original-Received: from static.214.254.202.116.clients.your-server.de ([116.202.254.214]:39926 helo=ciao.gmane.io) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kKoYD-0006TG-D0 for help-gnu-emacs@gnu.org; Tue, 22 Sep 2020 16:06:10 -0400 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1kKoY9-0003up-OG for help-gnu-emacs@gnu.org; Tue, 22 Sep 2020 22:06:05 +0200 X-Injected-Via-Gmane: http://gmane.org/ Mail-Followup-To: help-gnu-emacs@gnu.org Mail-Copies-To: never Received-SPF: pass client-ip=116.202.254.214; envelope-from=geh-help-gnu-emacs@m.gmane-mx.org; helo=ciao.gmane.io X-detected-operating-system: by eggs.gnu.org: First seen = 2020/09/22 10:02:06 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -16 X-Spam_score: -1.7 X-Spam_bar: - X-Spam_report: (-1.7 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.249, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.23 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:124146 Archived-At: Yuri Khan wrote: > Secondly, transposing lines is a useful low-level > primitive, but IMO a much more handy UI metaphor is > dragging the line at point up or down through the > surrounding lines while preserving the point’s > position in the line. hm ...? You mean like this? (defun transpose-next-line () (interactive) (let ((beg (point)) (lin (line-number-at-pos) )) (beginning-of-line) (kill-line) (yank) (kill-line) (forward-line -1) (yank) (goto-char beg) (unless (= lin (line-number-at-pos)) (goto-char (point-min)) (forward-line (1- lin)) (end-of-line) ))) (defalias 'tnl #'transpose-next-line) ; [1] [1] https://dataswamp.org/~incal/emacs-init/geh.el -- underground experts united http://user.it.uu.se/~embe8573 https://dataswamp.org/~incal