From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: martin rudalics Newsgroups: gmane.emacs.bugs Subject: bug#32672: 27.0.50; image resize on window resizing Date: Thu, 13 Sep 2018 09:46:34 +0200 Message-ID: <5B9A15DA.5000403@gmx.at> References: <87pnxmyjgt.fsf@mail.linkov.net> <87ftyfoakb.fsf@mail.linkov.net> <5B98B33D.7000605@gmx.at> <871s9ycnjl.fsf@mail.linkov.net> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Trace: blaine.gmane.org 1536824816 3777 195.159.176.226 (13 Sep 2018 07:46:56 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Thu, 13 Sep 2018 07:46:56 +0000 (UTC) Cc: 32672@debbugs.gnu.org To: Juri Linkov Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Thu Sep 13 09:46:52 2018 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 1g0MKx-0000sX-Vm for geb-bug-gnu-emacs@m.gmane.org; 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Thu, 13 Sep 2018 09:46:41 +0200 In-Reply-To: <871s9ycnjl.fsf@mail.linkov.net> X-Provags-ID: V03:K1:G3D/TOjtrGKe3uZfT+BeHoNeZbpDyBPToIMIEq0xXp6Mzw/8zva 8CVz79nnG6oNQMVFu316K9dbq7YbEJvYnpxOYx2QtKNcq6EVOiFgJsAjcvkOzxua5oyEdE0 elznymaR6V9qhVSD7f1AjC7dQl0mY1ExUHYq4dLqwOeumaZzkXFgEpMBem8KZF0gF2HtKaL 1IzT7DmgNUVtnw92xGedA== X-UI-Out-Filterresults: notjunk:1;V01:K0:5jvJ3EEi6Ik=:hD8IUsV/gUCxObEvAiTF8w 2mJ6cXTNR98+s9jiPMo48X1Mx9IPewQUJMHn5wLx6sbfCIx9GLG5S+EtK6ELhaFuhvpGmHKG5 K8HNr0/kooOndqgRLoeXDsKMoV6OSojqQ/1KY+LtUrssfybKA9U0Vrtl5EZALbBT7g6R1UHvR AxYZtr7YMDVX8gaIsptTp39JFmnE2IWdj6B8aE6nVCMgJnB3aDo1+D1RSodT5IhettusKySnS 83WjtcstZdWhYhfVC/vJrN0DtGaCk4ivxqmkjCvFOd0X1Ygm1H801IG8H5F7yGrE/NUkaeIWJ A9Z2r2/HPumIO25pa+HQwGh+Gs1VW4ef0qGj8ylBB3JigYJ6lbfimRp5KgkIrcTvM/Kk/BG+E 9uHrxm5RZkxJCBBmPj8NzUSYkKwXk0kRmlxzZd6ZAYSahFfUfbVgOCeDvmcusGvOzd0F8LrGZ SeU9s7qzS5fmYJKofBk/Sue0ASPjKRyMeG1JtQWLmBYdj5VJLt3X8gitK1yxuRX7WXM6k/x4i 2rR+auCgUFzA1A31HN1sBVFZn4GD5uFofQHyYesALh7TJ5oNiIu5BUMHnkUNBKn7QGh3eUtTD 7McqA95fDb2BAYOBo8pWubkhNvTf/iGEa6Ith7HOqnWl52hDR3JqFIeDx5XE8W5UFxrr5xYgE zVQm2Ks7LB9zpPhyASlkklUrcy/y2iws2QoYF4MdVNFuIu4a3dkbZEKL+04rV2OzNoIE2IOlz wii0g5kwfoEjzlBPHr2UT6X6Fzny13rtvUAhD+IFf0JkhzwKxB2ATsJJsTyGrD5mUSLpYiOs 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:150276 Archived-At: > It's not straightforward to find a hook that covers all cases, it seems > at least it should be called when an image-mode buffer comes to the top > of buffer-list, and the closest hook for that is buffer-list-update-hook. I still don't get why you need to know whether the image-mode buffer comes to top in order to decide on resizing the image. > I see that when it's buffer-local, then it guarantees that the affected > image-mode buffer is always current-buffer at the time of hook invocation. There should not be any such guarantee. > It's fired every time the image-mode buffer comes to the top, even when > calling quit-window on another buffer that gives way to the image-mode buffer. > > The only case when buffer-list-update-hook doesn't run is when the > image-mode buffer comes to the top by `C-x ' (previous-buffer), > whereas `C-x ' (next-buffer) works fine. This must be a bug but I don't understand how it could happen. 'switch-to-prev-buffer' calls 'set-window-buffer-start-and-point' which calls 'set-window-buffer' which calls 'record-window-buffer' which should call 'buffer-list-update-hook'. Can you trace while it fails for you? Thanks, martin