From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Philipp Stephani Newsgroups: gmane.emacs.bugs Subject: bug#28589: 27.0.50; Emacs screen often becomes blank Date: Tue, 26 Sep 2017 18:31:37 +0000 Message-ID: References: NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: multipart/alternative; boundary="001a113cfb74579d23055a1be35a" X-Trace: blaine.gmane.org 1506450829 13278 195.159.176.226 (26 Sep 2017 18:33:49 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Tue, 26 Sep 2017 18:33:49 +0000 (UTC) To: Katsumi Yamaoka , 28589-done@debbugs.gnu.org Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Tue Sep 26 20:33:41 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 1dwufq-0002hX-7N for geb-bug-gnu-emacs@m.gmane.org; Tue, 26 Sep 2017 20:33:38 +0200 Original-Received: from localhost ([::1]:50667 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dwufx-0004Uk-IU for geb-bug-gnu-emacs@m.gmane.org; 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charset="UTF-8" Content-Transfer-Encoding: quoted-printable Katsumi Yamaoka schrieb am Di., 26. Sep. 2017 um 06:44 Uhr: > On Mon, 25 Sep 2017 10:01:30 +0900, Katsumi Yamaoka wrote: > > Emacs screen often becomes blank or blinks. This didn't happen > > the last weekend, doesn't happen sometimes but often happens. > > Changing the window configuration --- scrolling a window, showing > > a message of two or more lines in the echo area, etc. --- seems > > to cause it. More funny thing is, when two Emacsen are running, > > the one of which the frame is not selected becomes blank. > > Typing any key in the selected blank frame will help, as if > > (sit-for =E2=88=9E) is running. > > Reverting the change c0af83b[1] solves this problem. > > [1] > Don't attempt to disable double buffering in newer GTK+ versions > > > Sigh, I had almost expected this would happen. Reverted with 2fa19cc551. But now we have another time bomb in the codebase: the gtk_widget_set_double_buffered function is deprecated and will probably be removed sometime. This makes the migration to a pure GTK+ build even more pressing. --001a113cfb74579d23055a1be35a Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable


Katsum= i Yamaoka <yamaoka@jpl.org> sc= hrieb am Di., 26. Sep. 2017 um 06:44=C2=A0Uhr:
On Mon, 25 Sep 2017 10:01:30 +0900, Katsumi Yamaoka wrote: > Emacs screen often becomes blank or blinks.=C2=A0 This didn't happ= en
> the last weekend, doesn't happen sometimes but often happens.
> Changing the window configuration --- scrolling a window, showing
> a message of two or more lines in the echo area, etc. --- seems
> to cause it.=C2=A0 More funny thing is, when two Emacsen are running,<= br> > the one of which the frame is not selected becomes blank.
> Typing any key in the selected blank frame will help, as if
> (sit-for =E2=88=9E) is running.

Reverting the change c0af83b[1] solves this problem.

[1]
Don't attempt to disable double buffering in newer GTK+ versions
<http://lists.gnu.org/archive/= html/emacs-diffs/2017-09/msg00293.html>


Sigh, I had almost expected this would= happen. Reverted with=C2=A02fa19cc551. But now we have another time bomb i= n the codebase: the=C2=A0gtk_widget_set_double_buffered function is depreca= ted and will probably be removed sometime. This makes the migration to a pu= re GTK+ build even more pressing.
--001a113cfb74579d23055a1be35a--