Re: [dev] Fwd: [Patch] DWM: Add support for _NET_WM_DEMANDS_ATTENTION

From: Kris Maglione <>
Date: Sun, 20 Jun 2010 08:49:05 -0400

On Sun, Jun 20, 2010 at 09:15:07AM +0200, Uli Schlachter wrote:
>Hash: SHA256
>Am 20.06.2010 00:19, Kris Maglione wrote:
>> On Sat, Jun 19, 2010 at 11:42:15PM +0200, Uli Schlachter wrote:
>>> a friend made me write the attached patch. It adds support for EWMH's
>>> _NET_WM_DEMANDS_ATTENTION status by transfering it into ICCCM's urgency hint.
>> Why not just set c->isurgent rather than actually changing the
>> wmhints? Apart from being needlessly complicated and probably
>> pointless, it's directly contrary to ICCCM 4.1.2. The window
>> manager isn't allowed to change client properties.
>If I just set c->isurgent here, the next call to updatewmhints() might clear
>that flag again (which btw also calls XSetWMHints(). Isn't that wrong, too?).

Of course it will, but it will anyway. When people change
_WM_HINTS, they change it wholesale. They don't check whether
someone's flipped any bits in the mean time, first.

Kris Maglione
Perhaps when a man has special knowledge and special powers like my
own, it rather encourages him to seek a complex explanation when a
simpler one is at hand.
	--"Sherlock Holmes"
Received on Sun Jun 20 2010 - 12:49:05 UTC

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