Subject: Re: bug#22503: 25.0.90; maximizing frame doesn't redraw screen

From: Eli Zaretskii <[email-masked]>
Date: Sun, 31 Jan 2016 20:53:04 +0200

> Date: Sun, 31 Jan 2016 11:38:06 +0100
> From: André Bjärby <[email-masked]>
> 
> 1. emacs -Q
> 2. double-click frame title bar
> 
> The frame will maximize but the frame contents will not redraw to use the
> entire frame. M-x redraw-display will solve it.

Sounds GTK-specific.  I cannot reproduce this here.

> Also, when alt-tab:ing back and forth, there's a 1-2 second delay before emacs
> is redrawn.

If you can tell whether the delay is in delivering the expose event to
Emacs, or by Emacs's handling that event, it would help figuring out
where the problem lies.

Thanks.