From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!not-for-mail From: Eli Zaretskii Newsgroups: gmane.emacs.devel Subject: Re: Redisplay problems? Date: Sat, 22 Mar 2014 18:07:47 +0200 Message-ID: <834n2q43os.fsf@gnu.org> References: <87ppljg4ti.fsf@kanru-mozilla.corp.tpe1.mozilla.com> <5329C53B.3030008@gmx.at> <532ABA60.7000003@gmx.at> <83siqc7n87.fsf@gnu.org> <83a9ck6lzf.fsf@gnu.org> <83eh1v5y53.fsf@gnu.org> <83y5024r1w.fsf@gnu.org> <83ior6489a.fsf@gnu.org> Reply-To: Eli Zaretskii NNTP-Posting-Host: plane.gmane.org X-Trace: ger.gmane.org 1395504476 25536 80.91.229.3 (22 Mar 2014 16:07:56 GMT) X-Complaints-To: usenet@ger.gmane.org NNTP-Posting-Date: Sat, 22 Mar 2014 16:07:56 +0000 (UTC) Cc: rudalics@gmx.at, christian@defun.dk, cloos@jhcloos.com, kanru@kanru.info, emacs-devel@gnu.org To: Stefan Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Sat Mar 22 17:08:05 2014 Return-path: Envelope-to: ged-emacs-devel@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 1WROSq-0000qk-07 for ged-emacs-devel@m.gmane.org; Sat, 22 Mar 2014 17:08:04 +0100 Original-Received: from localhost ([::1]:57546 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WROSp-00076q-Gj for ged-emacs-devel@m.gmane.org; Sat, 22 Mar 2014 12:08:03 -0400 Original-Received: from eggs.gnu.org ([2001:4830:134:3::10]:50853) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WROSi-00074w-Fh for emacs-devel@gnu.org; Sat, 22 Mar 2014 12:08:00 -0400 Original-Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1WROSe-0006gG-3I for emacs-devel@gnu.org; Sat, 22 Mar 2014 12:07:56 -0400 Original-Received: from mtaout20.012.net.il ([80.179.55.166]:42838) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1WROSd-0006du-Rr for emacs-devel@gnu.org; Sat, 22 Mar 2014 12:07:52 -0400 Original-Received: from conversion-daemon.a-mtaout20.012.net.il by a-mtaout20.012.net.il (HyperSendmail v2007.08) id <0N2U00D00I2WL500@a-mtaout20.012.net.il> for emacs-devel@gnu.org; Sat, 22 Mar 2014 18:07:50 +0200 (IST) Original-Received: from HOME-C4E4A596F7 ([87.69.4.28]) by a-mtaout20.012.net.il (HyperSendmail v2007.08) with ESMTPA id <0N2U00DMFI51AV50@a-mtaout20.012.net.il>; Sat, 22 Mar 2014 18:07:50 +0200 (IST) In-reply-to: X-012-Sender: halo1@inter.net.il X-detected-operating-system: by eggs.gnu.org: Solaris 10 X-Received-From: 80.179.55.166 X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Original-Sender: emacs-devel-bounces+ged-emacs-devel=m.gmane.org@gnu.org Xref: news.gmane.org gmane.emacs.devel:170807 Archived-At: > From: Stefan > Cc: rudalics@gmx.at, christian@defun.dk, kanru@kanru.info, cloos@jhcloos.com, emacs-devel@gnu.org > Date: Sat, 22 Mar 2014 11:42:07 -0400 > > >> > This is for visible frames, while we were discussing frames that are > >> > iconified. > >> AFAIK iconified frames don't get expose events. > > Do frames get them when they are deiconified? > > If and when needed, they should, yes. E.g. not if they're deiconified > but obscured by some other window. And not if they're deiconified and > redrawn directly by the window-system based on a backup of the previous > window's content. Otherwise, yes. When frames that were iconified get the expose event, and the frame's garbaged flag is not set, we will redraw them using outdated matrices, because expose_frame uses the current glyph matrices without recomputing them.