GNU bug report logs - #16976
24.3.50; Flickering during frame creation for the NS-port with toolbar-mode enabled

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Message #38 received at 16976 <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: "Jan D." <jan.h.d <at> swipnet.se>
Cc: konrad.podczeck <at> univie.ac.at, 16976 <at> debbugs.gnu.org
Subject: Re: bug#16976: 24.3.50;
 Flickering during frame creation for the NS-port with
 toolbar-mode	enabled
Date: Sat, 29 Mar 2014 20:07:56 +0300

> Date: Sat, 29 Mar 2014 17:28:42 +0100
> From: "Jan D." <jan.h.d <at> swipnet.se>
> CC: konrad.podczeck <at> univie.ac.at, 16976 <at> debbugs.gnu.org
> 
> Eli Zaretskii skrev 2014-03-29 14:22:
> >> Date: Sat, 29 Mar 2014 14:16:04 +0100
> >> From: Jan Djärv <jan.h.d <at> swipnet.se>
> >> CC: konrad.podczeck <at> univie.ac.at, 16976 <at> debbugs.gnu.org
> >>
> >> I made SET_FRAME_GARBAGED a no-op, it still does a double redraw.
> >
> > Do you see 2 consecutive calls to update_window_tree?
> >
> 
> Well, it is difficult to tell as this function is called on mouse 
> movement and on every key stroke and on every blink of the cursor.
> But turning off blink cursor, and testing with and without toolbar gives 
> 3 calls.

Maybe I'm missing something here, so let me take a step back.  You
said earlier that you see the frame cleared and redrawn.  I'm asking
if you can trace this clearing and redrawing to any of the calls to
update_frame or update_window_tree.

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