From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Kevin Rodgers Newsgroups: gmane.emacs.help Subject: Re: C-x C-b (switch-to-buffer) smarter suggestions? Date: Mon, 08 Feb 2010 21:46:21 -0700 Message-ID: References: NNTP-Posting-Host: lo.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Trace: ger.gmane.org 1265690836 15613 80.91.229.12 (9 Feb 2010 04:47:16 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Tue, 9 Feb 2010 04:47:16 +0000 (UTC) To: help-gnu-emacs@gnu.org Original-X-From: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Tue Feb 09 05:47:13 2010 Return-path: Envelope-to: geh-help-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([199.232.76.165]) by lo.gmane.org with esmtp (Exim 4.69) (envelope-from ) id 1Nei0H-0000fG-5X for geh-help-gnu-emacs@m.gmane.org; Tue, 09 Feb 2010 05:47:13 +0100 Original-Received: from localhost ([127.0.0.1]:34236 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Nei0G-00025P-L0 for geh-help-gnu-emacs@m.gmane.org; Mon, 08 Feb 2010 23:47:12 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1Nehzr-00023m-Q1 for help-gnu-emacs@gnu.org; Mon, 08 Feb 2010 23:46:47 -0500 Original-Received: from [199.232.76.173] (port=36412 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1Nehzr-00023X-El for help-gnu-emacs@gnu.org; Mon, 08 Feb 2010 23:46:47 -0500 Original-Received: from Debian-exim by monty-python.gnu.org with spam-scanned (Exim 4.60) (envelope-from ) id 1Nehzq-0005Yn-M5 for help-gnu-emacs@gnu.org; Mon, 08 Feb 2010 23:46:47 -0500 Original-Received: from lo.gmane.org ([80.91.229.12]:36573) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1Nehzq-0005Yf-CM for help-gnu-emacs@gnu.org; Mon, 08 Feb 2010 23:46:46 -0500 Original-Received: from list by lo.gmane.org with local (Exim 4.69) (envelope-from ) id 1Nehzp-0000VM-Cf for help-gnu-emacs@gnu.org; Tue, 09 Feb 2010 05:46:45 +0100 Original-Received: from c-71-237-24-138.hsd1.co.comcast.net ([71.237.24.138]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Tue, 09 Feb 2010 05:46:45 +0100 Original-Received: from kevin.d.rodgers by c-71-237-24-138.hsd1.co.comcast.net with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Tue, 09 Feb 2010 05:46:45 +0100 X-Injected-Via-Gmane: http://gmane.org/ Original-Lines: 38 Original-X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: c-71-237-24-138.hsd1.co.comcast.net User-Agent: Thunderbird 2.0.0.23 (Macintosh/20090812) In-Reply-To: X-detected-operating-system: by monty-python.gnu.org: GNU/Linux 2.6 (newer, 3) X-BeenThere: help-gnu-emacs@gnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Users list for the GNU Emacs text editor List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Original-Sender: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Errors-To: help-gnu-emacs-bounces+geh-help-gnu-emacs=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.help:71754 Archived-At: Jorgen Grahn wrote: > This is a minor annoyance for me daily, and I'm hoping someone has a > readymade elisp fix. I'm not much of an elisp hacker -- my ~/.emacs > has stayed basically the same since 1996. > > Let's say I have a dozen buffers, including foo.c and foo.h. I am in > foo.c but I want to jump to foo.h. So I do > > C-x C-b foo TAB > > But this doesn't complete to foo.h, because foo.c is also an > alternative -- even though that's the buffer I'm explicitly trying to > switch *from*. (defvar switch-from-buffer nil) (defadvice switch-to-buffer (before switch-from-buffer activate) "Temporarily bind `switch-from-buffer' to the current buffer while reading args interactively. See `internal-complete-buffer'." (interactive (let ((switch-from-buffer (current-buffer))) (read-buffer "Switch to buffer: " (other-buffer))))) (defun internal-complete-buffer (string predicate flag) "Just like Finternal_complete_buffer(), but exclude `switch-from-buffer'." ;; emulate buffer-alist: (let ((buffer-alist (mapcar (lambda (buffer) (cons (buffer-name buffer) buffer)) (delq switch-from-buffer (buffer-list))))) (cond ((null flag) (try-completion string buffer-alist predicate)) ((eq flag t) (all-completions string buffer-alist predicate t)) (t ; assume `lambda' (test-completion string buffer-alist predicate))))) -- Kevin Rodgers Denver, Colorado, USA