From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Marcin Borkowski Newsgroups: gmane.emacs.bugs Subject: bug#22873: Can we support multiple Cursors? Date: Thu, 03 Mar 2016 07:54:17 +0100 Message-ID: <8760x49hly.fsf__5116.64522714472$1456988123$gmane$org@mbork.pl> References: NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1456988123 14023 80.91.229.3 (3 Mar 2016 06:55:23 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 3 Mar 2016 06:55:23 +0000 (UTC) Cc: Keith David Bershatsky , 22873@debbugs.gnu.org, emacs-devel@gnu.org To: John Wiegley Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Thu Mar 03 07:55:11 2016 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by plane.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1abNAF-0005Ei-69 for geb-bug-gnu-emacs@m.gmane.org; Thu, 03 Mar 2016 07:55:11 +0100 Original-Received: from localhost ([::1]:32775 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1abNAE-0005dN-Fa for geb-bug-gnu-emacs@m.gmane.org; Thu, 03 Mar 2016 01:55:10 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:39508) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1abNAB-0005bS-3d for bug-gnu-emacs@gnu.org; Thu, 03 Mar 2016 01:55:08 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1abNA6-0005jI-7B for bug-gnu-emacs@gnu.org; Thu, 03 Mar 2016 01:55:07 -0500 Original-Received: from debbugs.gnu.org ([208.118.235.43]:33134) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1abNA6-0005jA-3t for bug-gnu-emacs@gnu.org; Thu, 03 Mar 2016 01:55:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84) (envelope-from ) id 1abNA5-0003HG-Pg for bug-gnu-emacs@gnu.org; Thu, 03 Mar 2016 01:55:01 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Marcin Borkowski Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 03 Mar 2016 06:55:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 22873 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 22873-submit@debbugs.gnu.org id=B22873.145698806612551 (code B ref 22873); Thu, 03 Mar 2016 06:55:01 +0000 Original-Received: (at 22873) by debbugs.gnu.org; 3 Mar 2016 06:54:26 +0000 Original-Received: from localhost ([127.0.0.1]:58494 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84) (envelope-from ) id 1abN9W-0003GM-LC for submit@debbugs.gnu.org; Thu, 03 Mar 2016 01:54:26 -0500 Original-Received: from mail.mojserwer.eu ([195.110.48.8]:50589) by debbugs.gnu.org with esmtp (Exim 4.84) (envelope-from ) id 1abN9U-0003GC-Vn for 22873@debbugs.gnu.org; Thu, 03 Mar 2016 01:54:25 -0500 Original-Received: from localhost (localhost [127.0.0.1]) by mail.mojserwer.eu (Postfix) with ESMTP id 89BBC9D2003; Thu, 3 Mar 2016 07:54:23 +0100 (CET) X-Virus-Scanned: Debian amavisd-new at mail.mojserwer.eu Original-Received: from mail.mojserwer.eu ([127.0.0.1]) by localhost (mail.mojserwer.eu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id qHXmPKDPHuWa; Thu, 3 Mar 2016 07:54:20 +0100 (CET) Original-Received: from localhost (unknown [109.232.24.28]) by mail.mojserwer.eu (Postfix) with ESMTPSA id BD2BD9D2002; Thu, 3 Mar 2016 07:54:20 +0100 (CET) User-agent: mu4e 0.9.13; emacs 25.1.50.6 In-reply-to: X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 X-BeenThere: bug-gnu-emacs@gnu.org List-Id: "Bug reports for GNU Emacs, the Swiss army knife of text editors" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Original-Sender: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.bugs:114331 Archived-At: On 2016-03-03, at 07:30, John Wiegley wrote: >>>>>> Keith David Bershatsky writes: > >> As a feature request, it would be appreciated if the Emacs development team >> could please consider adding built-in support for multiple cursors similar >> to the Lisp library that Magnar Sveen has written: >> https://github.com/magnars > > I like this request, but my spidey sense tells me that implementing this at > the C level will introduce a huge number of ramifications that may not be > immediately apparent. For example, (point) conceptually goes from being one > position, to many. The implications of that are huge, which will mean > introducing special cases to avoid them, which then has its own implications, > etc. > > I'd like to see discussion on this idea in emacs-devel, so I'm copying there. > This is something that deserves a larger audience than just those following > bug #22873. Is multiple-cursor editing a realistic possibility? And is it > worth the complexity? What would be the added value of having that built-in vs. having it on M?elpa? Best, -- Marcin Borkowski http://octd.wmi.amu.edu.pl/en/Marcin_Borkowski Faculty of Mathematics and Computer Science Adam Mickiewicz University