From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Stefan Monnier Newsgroups: gmane.emacs.bugs Subject: bug#14604: 24.3.50.1; Possibly incorrect behaviour of frame-selected-window Date: Thu, 13 Jun 2013 10:35:18 -0400 Message-ID: References: NNTP-Posting-Host: plane.gmane.org Mime-Version: 1.0 Content-Type: text/plain; CHARSET=US-ASCII Content-Transfer-Encoding: 7BIT X-Trace: ger.gmane.org 1371134177 10006 80.91.229.3 (13 Jun 2013 14:36:17 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Thu, 13 Jun 2013 14:36:17 +0000 (UTC) Cc: 14604@debbugs.gnu.org To: E Sabof Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Thu Jun 13 16:36:16 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 1Un8dK-0006bC-Oj for geb-bug-gnu-emacs@m.gmane.org; Thu, 13 Jun 2013 16:36:14 +0200 Original-Received: from localhost ([::1]:36798 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Un8dK-0001Ds-Bf for geb-bug-gnu-emacs@m.gmane.org; Thu, 13 Jun 2013 10:36:14 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:48151) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Un8dE-0001Cw-9Q for bug-gnu-emacs@gnu.org; Thu, 13 Jun 2013 10:36:10 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Un8d8-0004fh-T5 for bug-gnu-emacs@gnu.org; Thu, 13 Jun 2013 10:36:08 -0400 Original-Received: from debbugs.gnu.org ([140.186.70.43]:56843) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Un8d8-0004fR-R8 for bug-gnu-emacs@gnu.org; Thu, 13 Jun 2013 10:36:02 -0400 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1Un8d8-0007nh-BY for bug-gnu-emacs@gnu.org; Thu, 13 Jun 2013 10:36:02 -0400 X-Loop: help-debbugs@gnu.org Resent-From: Stefan Monnier Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Thu, 13 Jun 2013 14:36:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 14604 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 14604-submit@debbugs.gnu.org id=B14604.137113413729949 (code B ref 14604); Thu, 13 Jun 2013 14:36:02 +0000 Original-Received: (at 14604) by debbugs.gnu.org; 13 Jun 2013 14:35:37 +0000 Original-Received: from localhost ([127.0.0.1]:41507 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Un8cj-0007mz-21 for submit@debbugs.gnu.org; Thu, 13 Jun 2013 10:35:37 -0400 Original-Received: from relais.videotron.ca ([24.201.245.36]:43746) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1Un8cf-0007mn-9K for 14604@debbugs.gnu.org; Thu, 13 Jun 2013 10:35:34 -0400 Original-Received: from ceviche.home ([24.201.64.104]) by VL-VM-MR005.ip.videotron.ca (Oracle Communications Messaging Exchange Server 7u4-22.01 64bit (built Apr 21 2011)) with ESMTP id <0MOC00C7X5UUIY60@VL-VM-MR005.ip.videotron.ca> for 14604@debbugs.gnu.org; Thu, 13 Jun 2013 10:35:18 -0400 (EDT) Original-Received: by ceviche.home (Postfix, from userid 20848) id 6182D660D7; Thu, 13 Jun 2013 10:35:18 -0400 (EDT) In-reply-to: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.3.50 (gnu/linux) X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.15 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.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:75049 Archived-At: > This works on 24.3, but on trunk all windows will be shown as "selected". > (setq-default > mode-line-format > '(:eval (if (eq (frame-selected-window) > (selected-window)) > "selected" > "not-selected"))) Indeed this doesn't work any more. This was one of the very few places where (eq (frame-selected-window) (selected-window)) was nil, and this "invariant" is presumed at various places in the C code, so it was a bug. BTW, this worked in Emacs<24.3 if you wanted to highlight every frame's selected-window, but not if you wanted to highlight "the one and only selected-window". For single-frame settings, there's no difference, of course. There is no alternative, yet. We should probably provide some ad-hoc primitives (call them maybe display-selected-window and display-frame-selected-window) which return something like "the window that was selected when we entered redisplay". Stefan