From: Thierry Volpiatto <thievol@posteo.net>
To: Po Lu <luangruo@yahoo.com>
Cc: Stefan Kangas <stefankangas@gmail.com>, emacs-devel@gnu.org
Subject: Re: master fe7c015b20: Support XFCE in wallpaper.el
Date: Mon, 19 Sep 2022 07:23:37 +0000 [thread overview]
Message-ID: <8735cnlt1u.fsf@posteo.net> (raw)
In-Reply-To: <87leqgrmtb.fsf@yahoo.com>
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Po Lu <luangruo@yahoo.com> writes:
> Thierry Volpiatto <thievol@posteo.net> writes:
>
>> Po Lu <luangruo@yahoo.com> writes:
>>
>>> Thierry Volpiatto <thievol@posteo.net> writes:
>>>
>>>> Here the command fails if you specify the workspace, it works only with
>>>> "worspace0".
>>>
>>> But that's because you only have workspace 1 displayed, right?
>>
>> No, if emacs is on workspace0 and I use:
>> "/backdrop/screen0/monitoreDP/workspace0/last-image"
>> wallpaper is modified as expected.
>>
>> Then if emacs is on workspace2 and I use:
>> "/backdrop/screen0/monitoreDP/workspace2/last-image"
>> Command exit with 0 status but wallpaper is not modified, but if I use:
>> "/backdrop/screen0/monitoreDP/workspace0/last-image" again (always from
>> workspace2), wallpaper is modified as expected.
>>
>> I can verify this with this command which monitor the desktop change:
>>
>> xfconf-query -c xfce4-desktop -m
>>
>> => Commencer à surveiller le canal « xfce4-desktop » :
>>
>> then I go to workspace4, modify wallpaper with mouse and the usual xfce
>> interface for this, go back in workspace1 an look at output:
>> I have now:
>>
>> Commencer à surveiller le canal « xfce4-desktop » :
>>
>> définir: /backdrop/screen0/monitoreDP/workspace0/last-image
>>
>> unfortunately this command is interactive :-(
>
> But here is how Thunar, the XFCE file manager, sets the backdrop:
>
> image_path_prop = g_strdup_printf("/backdrop/screen%d/monitor%s/workspace%d/last-image", screen_nr, monitor_name, workspace);
> image_style_prop = g_strdup_printf("/backdrop/screen%d/monitor%s/workspace%d/image-style", screen_nr, monitor_name, workspace);
>
> where `workspace' is:
>
> GdkWindow *root;
> gulong bytes_after_ret = 0;
> gulong nitems_ret = 0;
> guint *prop_ret = NULL;
> Atom _NET_CURRENT_DESKTOP;
> Atom _WIN_WORKSPACE;
> Atom type_ret = None;
> gint format_ret;
> gint ws_num = 0;
My command starts working with workspace specified when I use an async
process (start-process) instead of call-process, so with wallpaper-set it should work as
expected.
However the functions to extract infos about screen, monitor and
workspace are working only when (display-graphic-p) is non nil.
--
Thierry
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next prev parent reply other threads:[~2022-09-19 7:23 UTC|newest]
Thread overview: 61+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <166336105908.23797.12319380359602540227@vcs2.savannah.gnu.org>
[not found] ` <20220916204419.B124FC00872@vcs2.savannah.gnu.org>
2022-09-17 2:00 ` master fe7c015b20: Support XFCE in wallpaper.el Po Lu
2022-09-17 18:03 ` Stefan Kangas
2022-09-18 1:18 ` Po Lu
2022-09-18 2:13 ` Po Lu
2022-09-18 4:48 ` Thierry Volpiatto
2022-09-18 5:15 ` Po Lu
2022-09-18 14:44 ` Thierry Volpiatto
2022-09-19 4:49 ` Po Lu
2022-09-19 6:06 ` Thierry Volpiatto
2022-09-19 7:24 ` Po Lu
2022-09-19 8:40 ` Thierry Volpiatto
2022-09-19 8:52 ` Po Lu
2022-09-19 17:46 ` Thierry Volpiatto
2022-09-19 18:05 ` Thierry Volpiatto
2022-09-19 18:59 ` Stefan Kangas
2022-09-19 20:16 ` Tomas Hlavaty
2022-09-19 21:19 ` Stefan Monnier
2022-09-20 6:16 ` Thierry Volpiatto
2022-09-20 2:32 ` Eli Zaretskii
2022-09-20 2:43 ` Po Lu
2022-09-20 6:25 ` Thierry Volpiatto
2022-09-20 8:22 ` Po Lu
2022-09-19 7:23 ` Thierry Volpiatto [this message]
2022-09-26 19:42 ` Stefan Kangas
2022-09-26 21:01 ` Stephen Berman
2022-09-26 22:46 ` Stefan Kangas
2022-09-27 7:17 ` Stephen Berman
2022-09-27 7:45 ` Po Lu
2022-09-27 13:42 ` Stefan Kangas
2022-09-27 0:33 ` Po Lu
2022-09-27 5:56 ` Eli Zaretskii
2022-09-27 6:13 ` Po Lu
2022-09-27 6:45 ` Eli Zaretskii
2022-09-27 7:50 ` Po Lu
2022-09-27 7:56 ` Eli Zaretskii
2022-09-27 8:31 ` Po Lu
2022-09-27 7:21 ` Thierry Volpiatto
2022-09-27 7:42 ` Po Lu
2022-09-27 7:55 ` Thierry Volpiatto
2022-09-27 8:35 ` Po Lu
2022-09-27 18:33 ` Stefan Kangas
2022-09-28 0:34 ` Po Lu
2022-09-27 13:57 ` Stefan Kangas
2022-09-27 15:43 ` Visuwesh
2022-09-27 16:19 ` Stefan Kangas
2022-09-27 16:39 ` Thierry Volpiatto
2022-09-27 16:40 ` Eli Zaretskii
2022-09-27 17:01 ` Stefan Kangas
2022-09-27 17:14 ` Eli Zaretskii
2022-09-27 18:02 ` Make format-spec accept a function as the substitution Stefan Kangas
2022-09-29 6:57 ` Thierry Volpiatto
2022-09-29 12:36 ` Stefan Monnier
2022-09-29 12:59 ` Stefan Kangas
2022-09-29 15:02 ` Philip Kaludercic
2022-09-29 16:34 ` Stefan Kangas
2022-09-29 16:53 ` Philip Kaludercic
2022-09-29 17:06 ` Stefan Kangas
2022-09-29 16:56 ` Stefan Monnier
2022-09-29 15:09 ` Thierry Volpiatto
2022-09-29 16:34 ` Stefan Kangas
2022-09-29 14:16 ` master fe7c015b20: Support XFCE in wallpaper.el Stefan Kangas
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