From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Paul Rankin Newsgroups: gmane.emacs.bugs Subject: bug#28844: 26.0.90; display-line-numbers-mode should call window-configuration-change-hook Date: Sun, 15 Oct 2017 17:56:43 +1000 Message-ID: <1508054203.3504379.1139170720.0D0E99E9@webmail.messagingengine.com> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Trace: blaine.gmane.org 1508054234 4732 195.159.176.226 (15 Oct 2017 07:57:14 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Sun, 15 Oct 2017 07:57:14 +0000 (UTC) To: 28844@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Sun Oct 15 09:57:10 2017 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1e3dnG-0008W0-3R for geb-bug-gnu-emacs@m.gmane.org; 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b=AWtcwJQ5aoU1EavE6V+doLxZrN1gn/0rj5kM8dOI3g1zV 6OO6KXSwYBL8HR35t2buQxkZxVXthaf5liPFcBqfVhI0YljdwMHgK1GJyUmRF8Dq aWporHRFmToBCWCh2LCxw5pvLY6OoVisMwhs4kX+IYKn2LuRtgkNcfxqxQEL4tFV rrzKPL1qGd/nGVJvssHC/qY2p/GGhHuqlVwGGYGvXa9GCzJsTmD0PXueoTvm9zXF gaMvdX9xMfTQighfM8+ruGa6ZWc+5vgGA3uMgO+FAMVVy5NAmd+FPVeLQWuXhANk wBIZK+1NJse+IlNdyQXOvauwtk91al4Mhsw7br+Yw== X-ME-Sender: Original-Received: by mailuser.nyi.internal (Postfix, from userid 99) id 97E2A9E2F7; Sun, 15 Oct 2017 03:56:43 -0400 (EDT) X-Mailer: MessagingEngine.com Webmail Interface - ajax-26fdae60 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 208.118.235.43 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" Xref: news.gmane.org gmane.emacs.bugs:138443 Archived-At: Activating/deactivating display-line-numbers-mode alters the window configuration and so should call window-configuration-change-hook but does not. >From the Emacs NEWS file: > Lisp programs that need to know how much screen estate is used up for > line-number display in a window can use the new function > 'line-number-display-width'. This is nice, but in order to use this, we need to know when to act upon it, e.g. when display-line-numbers-mode affects the window configuration. Or, if there is a more appropriate hook. To reproduce: 1. emacs -Q 2. add a hook to window-configuration-change-hook 3. M-x display-line-numbers-mode Expected results: Hook added should run when enabling display-line-numbers. Actual results: Hook is not run. Configuration: GNU Emacs 26.0.90 (build 1, x86_64-apple-darwin17.0.0) of 2017-10-15 macOS 10.13 (17A405) MacBook Pro (Retina, 15-inch, Mid 2015) 2.2 GHz Intel Core i7 16 GB 1600 MHz DDR3 Intel Iris Pro 1536 MB