Po Lu <luangruo@yahoo.com> writes:

> Thierry Volpiatto <thievol@posteo.net> writes:
>
>> Don't know where I can get that (/backdrop is not a directory).
>
> I meant with the `xfconf-query' program, sorry:

Ok.

>   xfconf-query --list --recursive --channel xfce4-desktop --property /backdrop


/backdrop/screen0/monitor0/brightness
/backdrop/screen0/monitor0/image-path
/backdrop/screen0/monitor0/image-show
/backdrop/screen0/monitor0/image-style
/backdrop/screen0/monitor0/last-image
/backdrop/screen0/monitor0/last-single-image
/backdrop/screen0/monitor0/workspace0/color-style
/backdrop/screen0/monitor0/workspace0/image-style
/backdrop/screen0/monitor0/workspace0/last-image
/backdrop/screen0/monitor0/workspace1/color-style
/backdrop/screen0/monitor0/workspace1/image-style
/backdrop/screen0/monitor0/workspace1/last-image
/backdrop/screen0/monitor0/workspace2/color-style
/backdrop/screen0/monitor0/workspace2/image-style
/backdrop/screen0/monitor0/workspace2/last-image
/backdrop/screen0/monitor0/workspace3/color-style
/backdrop/screen0/monitor0/workspace3/image-style
/backdrop/screen0/monitor0/workspace3/last-image
/backdrop/screen0/monitor1/brightness
/backdrop/screen0/monitor1/image-path
/backdrop/screen0/monitor1/last-image
/backdrop/screen0/monitor1/last-single-image
/backdrop/screen0/monitor2/brightness
/backdrop/screen0/monitor2/image-path
/backdrop/screen0/monitor2/last-image
/backdrop/screen0/monitor2/last-single-image
/backdrop/screen0/monitoreDP-1/workspace0/color-style
/backdrop/screen0/monitoreDP-1/workspace0/image-style
/backdrop/screen0/monitoreDP-1/workspace0/last-image
/backdrop/screen0/monitoreDP-1/workspace1/color-style
/backdrop/screen0/monitoreDP-1/workspace1/image-style
/backdrop/screen0/monitoreDP-1/workspace1/last-image
/backdrop/screen0/monitoreDP-1/workspace2/color-style
/backdrop/screen0/monitoreDP-1/workspace2/image-style
/backdrop/screen0/monitoreDP-1/workspace2/last-image
/backdrop/screen0/monitoreDP-1/workspace3/color-style
/backdrop/screen0/monitoreDP-1/workspace3/image-style
/backdrop/screen0/monitoreDP-1/workspace3/last-image
/backdrop/screen0/monitoreDP/workspace0/color-style
/backdrop/screen0/monitoreDP/workspace0/image-style
/backdrop/screen0/monitoreDP/workspace0/last-image
/backdrop/screen0/monitoreDP/workspace1/color-style
/backdrop/screen0/monitoreDP/workspace1/image-style
/backdrop/screen0/monitoreDP/workspace1/last-image
/backdrop/screen0/monitoreDP/workspace2/color-style
/backdrop/screen0/monitoreDP/workspace2/image-style
/backdrop/screen0/monitoreDP/workspace2/last-image
/backdrop/screen0/monitoreDP/workspace3/color-style
/backdrop/screen0/monitoreDP/workspace3/image-style
/backdrop/screen0/monitoreDP/workspace3/last-image

-- 
Thierry