From mboxrd@z Thu Jan 1 00:00:00 1970 Path: main.gmane.org!not-for-mail From: Paul Pogonyshev Newsgroups: gmane.emacs.devel Subject: `after-change-functions' and undo Date: Sun, 28 Nov 2004 01:43:18 +0200 Message-ID: <200411280143.18836.pogonyshev@gmx.net> NNTP-Posting-Host: deer.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable X-Trace: sea.gmane.org 1101599018 7944 80.91.229.6 (27 Nov 2004 23:43:38 GMT) X-Complaints-To: usenet@sea.gmane.org NNTP-Posting-Date: Sat, 27 Nov 2004 23:43:38 +0000 (UTC) Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sun Nov 28 00:43:35 2004 Return-path: Original-Received: from lists.gnu.org ([199.232.76.165]) by deer.gmane.org with esmtp (Exim 3.35 #1 (Debian)) id 1CYCE2-0003JO-00 for ; Sun, 28 Nov 2004 00:43:35 +0100 Original-Received: from localhost ([127.0.0.1] helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.33) id 1CYCNM-00077c-TS for ged-emacs-devel@m.gmane.org; Sat, 27 Nov 2004 18:53:12 -0500 Original-Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.33) id 1CYCNF-00077X-Dv for emacs-devel@gnu.org; Sat, 27 Nov 2004 18:53:05 -0500 Original-Received: from exim by lists.gnu.org with spam-scanned (Exim 4.33) id 1CYCNE-000779-LX for emacs-devel@gnu.org; Sat, 27 Nov 2004 18:53:05 -0500 Original-Received: from [199.232.76.173] (helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.33) id 1CYCNE-000776-Gg for emacs-devel@gnu.org; Sat, 27 Nov 2004 18:53:04 -0500 Original-Received: from [213.165.64.20] (helo=mail.gmx.net) by monty-python.gnu.org with smtp (Exim 4.34) id 1CYCDg-0001FC-1S for emacs-devel@gnu.org; Sat, 27 Nov 2004 18:43:12 -0500 Original-Received: (qmail 9732 invoked by uid 65534); 27 Nov 2004 23:43:09 -0000 Original-Received: from unknown (EHLO localhost.localdomain) (195.50.12.117) by mail.gmx.net (mp001) with SMTP; 28 Nov 2004 00:43:09 +0100 X-Authenticated: #16844820 Original-To: emacs-devel@gnu.org User-Agent: KMail/1.4.3 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: main.gmane.org gmane.emacs.devel:30443 X-Report-Spam: http://spam.gmane.org/gmane.emacs.devel:30443 Hi. I'm having a problem with `after-change-functions' and undo interference. My `after-change' hook does magic things to allow special property inheritance. So, it can set certain text properties on an inserted text chunk. Everything works fine till I start undoing in the buffer. It seems that `after-change' hook is invoked and, when undoing a deletion, it sees an insertion and happily starts mangling text properties. So, the question is: can I prevent my `after-change' hook from running while undo is in effect? I couldn't figure out from the manual. Paul