1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
|
"""Set the wallpaper."""
import ctypes
import logging
import os
import re
import shutil
import subprocess
import urllib.parse
from .settings import CACHE_DIR, HOME, OS
from . import util
def get_desktop_env():
"""Identify the current running desktop environment."""
desktop = os.environ.get("XDG_CURRENT_DESKTOP")
if desktop:
return desktop
desktop = os.environ.get("DESKTOP_SESSION")
if desktop:
return desktop
desktop = os.environ.get("GNOME_DESKTOP_SESSION_ID")
if desktop:
return "GNOME"
desktop = os.environ.get("MATE_DESKTOP_SESSION_ID")
if desktop:
return "MATE"
desktop = os.environ.get("SWAYSOCK")
if desktop:
return "SWAY"
desktop = os.environ.get("DESKTOP_STARTUP_ID")
if desktop and "awesome" in desktop:
return "AWESOME"
return None
def xfconf(img):
"""Call xfconf to set the wallpaper on XFCE."""
xfconf_re = re.compile(
r"^/backdrop/screen\d/monitor(?:0|\w*)/"
r"(?:(?:image-path|last-image)|workspace\d/last-image)$",
flags=re.M
)
xfconf_data = subprocess.check_output(
["xfconf-query", "--channel", "xfce4-desktop", "--list"],
stderr=subprocess.DEVNULL
).decode('utf8')
paths = xfconf_re.findall(xfconf_data)
for path in paths:
util.disown(["xfconf-query", "--channel", "xfce4-desktop",
"--property", path, "--set", img])
def set_wm_wallpaper(img):
"""Set the wallpaper for non desktop environments."""
if shutil.which("feh"):
util.disown(["feh", "--bg-fill", img])
elif shutil.which("xwallpaper"):
util.disown(["xwallpaper", "--zoom", img])
elif shutil.which("nitrogen"):
util.disown(["nitrogen", "--set-zoom-fill", img])
elif shutil.which("bgs"):
util.disown(["bgs", "-z", img])
elif shutil.which("hsetroot"):
util.disown(["hsetroot", "-fill", img])
elif shutil.which("habak"):
util.disown(["habak", "-mS", img])
elif shutil.which("display"):
util.disown(["display", "-backdrop", "-window", "root", img])
else:
logging.error("No wallpaper setter found.")
return
def set_desktop_wallpaper(desktop, img):
"""Set the wallpaper for the desktop environment."""
desktop = str(desktop).lower()
if "xfce" in desktop or "xubuntu" in desktop:
xfconf(img)
elif "muffin" in desktop or "cinnamon" in desktop:
util.disown(["gsettings", "set",
"org.cinnamon.desktop.background",
"picture-uri", "file://" + urllib.parse.quote(img)])
elif "gnome" in desktop or "unity" in desktop:
util.disown(["gsettings", "set",
"org.gnome.desktop.background",
"picture-uri", "file://" + urllib.parse.quote(img)])
elif "mate" in desktop:
util.disown(["gsettings", "set", "org.mate.background",
"picture-filename", img])
elif "sway" in desktop:
util.disown(["swaymsg", "output", "*", "bg", img, "fill"])
elif "awesome" in desktop:
util.disown(["awesome-client",
"require('gears').wallpaper.maximized('{img}')"
.format(**locals())])
else:
set_wm_wallpaper(img)
def set_mac_wallpaper(img):
"""Set the wallpaper on macOS."""
db_file = "Library/Application Support/Dock/desktoppicture.db"
db_path = os.path.join(HOME, db_file)
img_dir, _ = os.path.split(img)
# Clear the existing picture data and write the image paths
sql = "delete from data; "
sql += "insert into data values(\"%s\"); " % img_dir
sql += "insert into data values(\"%s\"); " % img
# Set all monitors/workspaces to the selected image
sql += "update preferences set data_id=2 where key=1 or key=2 or key=3; "
sql += "update preferences set data_id=1 where key=10 or key=20 or key=30;"
subprocess.call(["sqlite3", db_path, sql])
# Kill the dock to fix issues with cached wallpapers.
# macOS caches wallpapers and if a wallpaper is set that shares
# the filename with a cached wallpaper, the cached wallpaper is
# used instead.
subprocess.call(["killall", "Dock"])
def set_win_wallpaper(img):
"""Set the wallpaper on Windows."""
# There's a different command depending on the architecture
# of Windows. We check the PROGRAMFILES envar since using
# platform is unreliable.
if "x86" in os.environ["PROGRAMFILES"]:
ctypes.windll.user32.SystemParametersInfoW(20, 0, img, 3)
else:
ctypes.windll.user32.SystemParametersInfoA(20, 0, img, 3)
def change(img):
"""Set the wallpaper."""
if not os.path.isfile(img):
return
desktop = get_desktop_env()
if OS == "Darwin":
set_mac_wallpaper(img)
elif OS == "Windows":
set_win_wallpaper(img)
else:
set_desktop_wallpaper(desktop, img)
logging.info("Set the new wallpaper.")
def get(cache_dir=CACHE_DIR):
"""Get the current wallpaper."""
current_wall = os.path.join(cache_dir, "wal")
if os.path.isfile(current_wall):
return util.read_file(current_wall)[0]
return "None"
|
