From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Leo Liu Newsgroups: gmane.emacs.bugs Subject: bug#13523: 24.2.92; [regression] mark-active Date: Tue, 22 Jan 2013 16:03:53 +0800 Message-ID: NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain X-Trace: ger.gmane.org 1358842797 16612 80.91.229.3 (22 Jan 2013 08:19:57 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 22 Jan 2013 08:19:57 +0000 (UTC) To: 13523@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Tue Jan 22 09:20:16 2013 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 1TxZ5c-0000mp-2l for geb-bug-gnu-emacs@m.gmane.org; Tue, 22 Jan 2013 09:20:16 +0100 Original-Received: from localhost ([::1]:52503 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TxZ5K-0004vK-TC for geb-bug-gnu-emacs@m.gmane.org; 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Tue, 22 Jan 2013 00:04:01 -0800 (PST) Original-Received: from Shidais-iMac.local ([119.255.41.66]) by mx.google.com with ESMTPS id gv9sm10296272pbc.21.2013.01.22.00.03.58 (version=TLSv1.2 cipher=RC4-SHA bits=128/128); Tue, 22 Jan 2013 00:04:00 -0800 (PST) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.13 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-Received-From: 140.186.70.43 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:70156 Archived-At: I have just wasted a few hours wondering some odd behaviour in js2-mode but to discover it is due to change between Emacs 23 and 24. 1. (global-set-key [mouse-1] (lambda (e) (interactive "e"))) 2. Mouse-1 click on a buffer and check the value of mark-active In emacs 23 it is nil; but in emacs 24.2/24.2.92, it is t. With mark-active set to t, some commands following mouse-1 activate the region unexpectedly and inconveniently, for example, in js2-mode, C-a activate the region between the mouse and line beginning. It seems 23 and 24 is consistent only if [mouse-1] is bound to mouse-set-point. As a result of this bug, most customised [mouse-1] commands fail to handle mark-active i.e. it is subtle and hard to get the customised mouse-1 command behave like mouse-set-point leaving users with creepy behaviour like the one I am seeing in js2 mode. Leo