From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.bugs Subject: bug#16668: 24.3; Feature Request: Face to indicate lines displayed in window that are not part of the buffer. Date: Mon, 10 Feb 2014 19:48:38 +0200 Message-ID: <83txc6uadl.fsf@gnu.org> References: <834n4cz1uj.fsf@gnu.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1392054615 2555 80.91.229.3 (10 Feb 2014 17:50:15 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Mon, 10 Feb 2014 17:50:15 +0000 (UTC) Cc: 16668@debbugs.gnu.org To: Tim Visher Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Mon Feb 10 18:50:20 2014 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 1WCuzr-0000MZ-RF for geb-bug-gnu-emacs@m.gmane.org; Mon, 10 Feb 2014 18:50:19 +0100 Original-Received: from localhost ([::1]:57067 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WCuzr-00046i-G9 for geb-bug-gnu-emacs@m.gmane.org; Mon, 10 Feb 2014 12:50:19 -0500 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:39272) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WCuzi-00040m-5u for bug-gnu-emacs@gnu.org; Mon, 10 Feb 2014 12:50:16 -0500 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1WCuza-0000u2-OB for bug-gnu-emacs@gnu.org; Mon, 10 Feb 2014 12:50:10 -0500 Original-Received: from debbugs.gnu.org ([140.186.70.43]:33726) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WCuza-0000ty-Kk for bug-gnu-emacs@gnu.org; Mon, 10 Feb 2014 12:50:02 -0500 Original-Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.80) (envelope-from ) id 1WCuza-0004yG-1U for bug-gnu-emacs@gnu.org; Mon, 10 Feb 2014 12:50:02 -0500 X-Loop: help-debbugs@gnu.org Resent-From: Eli Zaretskii Original-Sender: "Debbugs-submit" Resent-CC: bug-gnu-emacs@gnu.org Resent-Date: Mon, 10 Feb 2014 17:50:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 16668 X-GNU-PR-Package: emacs X-GNU-PR-Keywords: Original-Received: via spool by 16668-submit@debbugs.gnu.org id=B16668.139205454219023 (code B ref 16668); Mon, 10 Feb 2014 17:50:01 +0000 Original-Received: (at 16668) by debbugs.gnu.org; 10 Feb 2014 17:49:02 +0000 Original-Received: from localhost ([127.0.0.1]:41620 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1WCuyc-0004we-AO for submit@debbugs.gnu.org; Mon, 10 Feb 2014 12:49:02 -0500 Original-Received: from mtaout24.012.net.il ([80.179.55.180]:60631) by debbugs.gnu.org with esmtp (Exim 4.80) (envelope-from ) id 1WCuyZ-0004w7-NJ for 16668@debbugs.gnu.org; Mon, 10 Feb 2014 12:49:01 -0500 Original-Received: from conversion-daemon.mtaout24.012.net.il by mtaout24.012.net.il (HyperSendmail v2007.08) id <0N0S00K00JRBDL00@mtaout24.012.net.il> for 16668@debbugs.gnu.org; Mon, 10 Feb 2014 19:47:59 +0200 (IST) Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by mtaout24.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0N0S00FZDK3Z7260@mtaout24.012.net.il>; Mon, 10 Feb 2014 19:47:59 +0200 (IST) In-reply-to: X-012-Sender: halo1@inter.net.il 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:85289 Archived-At: > From: Tim Visher > Date: Mon, 10 Feb 2014 12:07:41 -0500 > Cc: 16668@debbugs.gnu.org > > >> I'd like: > >> > >> ``` > >> Normal Faces > >> Normal Faces > >> Normal Faces > >> Normal Faces > >> Normal Faces > >> Face indicating not part of buffer > >> Face indicating not part of buffer > >> ``` > >> > >> Or something similar. > > > > A great introductory exercise for anyone who would like to gain > > experience in hacking the Emacs display engine. Volunteers are most > > welcome. > > Sounds intriguing. Could you perhaps point me to a couple places to > start? I wouldn't mind gaining said experience. :) Thanks for volunteering. The place to start learning about the display engine is the large commentary at the beginning of xdisp.c. The next places to look areextend_face_to_end_of_line and display_line, both defined in xdisp.c. After that, ask specific questions (or go ahead and write code ;-).