From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Juri Linkov Newsgroups: gmane.emacs.devel Subject: Re: region-active-p Date: Fri, 19 Oct 2007 23:57:19 +0300 Organization: JURTA Message-ID: <87bqau3iq5.fsf@jurta.org> References: <200710191149.59775.andreas.roehler@online.de> NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Trace: ger.gmane.org 1192830389 25559 80.91.229.12 (19 Oct 2007 21:46:29 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Fri, 19 Oct 2007 21:46:29 +0000 (UTC) Cc: emacs-devel@gnu.org To: Andreas =?iso-8859-1?Q?R=F6hler?= Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Fri Oct 19 23:46:30 2007 Return-path: Envelope-to: ged-emacs-devel@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.50) id 1Iizfp-0000vO-PP for ged-emacs-devel@m.gmane.org; Fri, 19 Oct 2007 23:46:30 +0200 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Iizfi-0002IA-Bv for ged-emacs-devel@m.gmane.org; Fri, 19 Oct 2007 17:46:22 -0400 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1IizfC-0001mg-Ru for emacs-devel@gnu.org; Fri, 19 Oct 2007 17:45:50 -0400 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1IizfB-0001la-Op for emacs-devel@gnu.org; Fri, 19 Oct 2007 17:45:49 -0400 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1IizfB-0001lQ-Kr for emacs-devel@gnu.org; Fri, 19 Oct 2007 17:45:49 -0400 Original-Received: from mailman.kiev.sovam.com ([89.162.150.100]) by monty-python.gnu.org with esmtps (TLS-1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.60) (envelope-from ) id 1IizfB-0003C8-1u for emacs-devel@gnu.org; Fri, 19 Oct 2007 17:45:49 -0400 Original-Received: from relay01.kiev.sovam.com ([62.64.120.200]) by mailman.kiev.sovam.com with esmtp (Exim 4.63 (FreeBSD)) (envelope-from ) id 1Ij2Sr-000CCa-76; Sat, 20 Oct 2007 00:45:17 +0000 Original-Received: from [83.170.232.243] (helo=smtp.svitonline.com) by relay01.kiev.sovam.com with esmtp (Exim 4.67) (envelope-from ) id 1Iizey-0000Th-CG; Sat, 20 Oct 2007 00:45:46 +0300 In-Reply-To: <200710191149.59775.andreas.roehler@online.de> ("Andreas =?iso-8859-1?Q?R=F6hler=22's?= message of "Fri\, 19 Oct 2007 11\:49\:59 +0200") User-Agent: Gnus/5.11 (Gnus v5.11) Emacs/23.0.50 (gnu/linux) X-Scanner-Signature: 3140350ce96b4815fe22a3a842dc7b15 X-DrWeb-checked: yes X-SpamTest-Envelope-From: juri@jurta.org X-SpamTest-Group-ID: 00000000 X-SpamTest-Header: Not Detected X-SpamTest-Info: Profiles 1643 [Oct 20 2007] X-SpamTest-Info: helo_type=3 X-SpamTest-Info: {HEADERS: header Content-Type found without required header Content-Transfer-Encoding} X-SpamTest-Method: none X-SpamTest-Rate: 25 X-SpamTest-Status: Not detected X-SpamTest-Status-Extended: not_detected X-SpamTest-Version: SMTP-Filter Version 3.0.0 [0255], KAS30/Release X-detected-kernel: by monty-python.gnu.org: FreeBSD 6.x (1) X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:81260 Archived-At: > What about to introduce `region-active-p' and/or > `region-exists-p' for > > (and mark-active transient-mark-mode) I think this is a good idea. Instead of putting everywhere a complex condition: (and transient-mark-mode mark-active (not (eq (region-beginning) (region-end)))) `region-active-p' is much shorter. > thus enhancing portability with XEmacs, which I try > here with such a construct: > > (or (and (featurep 'xemacs) > (region-active-p)) > (and > mark-active transient-mark-mode)) > > I'm well aware that behaviour of mark is different in > both Emacsen and thus proceeding of `(and mark-active > transient-mark-mode)' will the not be the same as in > `region-exists-p'. However, in most if not all cases > the result for the user should be comparable and > expected. -- Juri Linkov http://www.jurta.org/emacs/