Re: [hackers] [dwm] [PATCH] support the NET_SUPPORTING_WM_CHECK EWMH property

From: Ivan Delalande <>
Date: Sun, 27 Nov 2016 20:43:20 +0100

On Sun, Nov 27, 2016 at 11:53:56AM +0100, Hiltjo Posthuma wrote:
> On Sat, Nov 26, 2016 at 08:00:01AM +0100, Ivan Delalande wrote:
>> GTK3 checks for this property in some of its functions and simply give
>> up if it's not there and set correctly. This notably caused fullscreen
>> to be broken on recent versions of Firefox.
>> This is mostly arg's 762b66a resurrected ("hack that adds
>> NET_SUPPORTING_WM_CHECK handling..."), but we have to create a dedicated
>> window which remains unmapped as bar windows can now be destroyed at any
>> time with their monitor.
>> Ref:
> Which GTK3 (sub)version and Firefox version do you use? Which other software
> did you notice issues with?

I've seen this problem only with Firefox, version 50.0 and the HEAD on
mozilla-central.hg (52/53?) to debug the issue, and gtk3-3.22.4. But
I've had this for some times, so probably the previous versions as well,
Firefox 49.0.2 and gtk3-3.22.3, at least.

Ivan "colona" Delalande
Received on Sun Nov 27 2016 - 20:43:20 CET

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