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: Thu, 24 Sep 2020 01:27:07 +0200 Message-ID: <87d02c13ck.fsf@ebih.ebihd> References: <87zh5h37bs.fsf@ebih.ebihd> <87blhx2ihm.fsf@ebih.ebihd> <874knoap82.fsf@mbork.pl> Reply-To: Emanuel Berg Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="24225"; 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:h7DwNEy/GjNIO2j0WgUmCGuElhM= Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane-mx.org@gnu.org Thu Sep 24 01:27:51 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 1kLEAv-0006Cv-NC for geh-help-gnu-emacs@m.gmane-mx.org; Thu, 24 Sep 2020 01:27:49 +0200 Original-Received: from localhost ([::1]:57230 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kLEAu-0000GE-Q7 for geh-help-gnu-emacs@m.gmane-mx.org; Wed, 23 Sep 2020 19:27:48 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:55190) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kLEAQ-0000F7-RW for help-gnu-emacs@gnu.org; Wed, 23 Sep 2020 19:27:20 -0400 Original-Received: from static.214.254.202.116.clients.your-server.de ([116.202.254.214]:46028 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 1kLEAP-0001iW-2F for help-gnu-emacs@gnu.org; Wed, 23 Sep 2020 19:27:18 -0400 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1kLEAK-0005cD-TY for help-gnu-emacs@gnu.org; Thu, 24 Sep 2020 01:27:12 +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 = 2020/09/23 17:26:41 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:124163 Archived-At: OK, so how about this? - does not use the kill ring - point remains in the same (textual) line, at the same column - move forward or backward (with lines, e.g., -1 to move backward one line) - move forward or backward any number of lines (with lines by any number of lines) - set up keys and aliases as fit... (defun move-line (&optional lines) (interactive "*p") (let ((lin (line-number-at-pos)) (col (current-column)) (num-lines (or lines 1)) ) (beginning-of-line) (let ((line (thing-at-point 'line))) (delete-region (point-at-bol) (point-at-eol)) (delete-char 1) (goto-char (point-min)) (forward-line (+ lin num-lines -1)) (insert line) (forward-line -1) (beginning-of-line) (forward-char col) ))) (defalias 'ml #'move-line) -- underground experts united http://user.it.uu.se/~embe8573 https://dataswamp.org/~incal