class ShellThemeTweak(Gtk.Box, Tweak):
THEME_EXT_NAME = "*****@*****.**"
THEME_GSETTINGS_SCHEMA = "org.gnome.shell.extensions.user-theme"
THEME_GSETTINGS_NAME = "name"
THEME_GSETTINGS_DIR = os.path.join(GLib.get_user_data_dir(), "gnome-shell", "extensions",
THEME_EXT_NAME, "schemas")
LEGACY_THEME_DIR = os.path.join(GLib.get_home_dir(), ".themes")
THEME_DIR = os.path.join(GLib.get_user_data_dir(), "themes")
def __init__(self, **options):
Gtk.Box.__init__(self, orientation=Gtk.Orientation.HORIZONTAL)
Tweak.__init__(self, _("Shell theme"), _("Install custom or user themes for gnome-shell"), **options)
#check the shell is running and the usertheme extension is present
error = _("Unknown error")
self._shell = _shell
if self._shell is None:
logging.warning("Shell not running", exc_info=True)
error = _("Shell not running")
else:
try:
extensions = self._shell.list_extensions()
if ShellThemeTweak.THEME_EXT_NAME in extensions and extensions[ShellThemeTweak.THEME_EXT_NAME]["state"] == 1:
#check the correct gsettings key is present
try:
if os.path.exists(ShellThemeTweak.THEME_GSETTINGS_DIR):
self._settings = GSettingsSetting(ShellThemeTweak.THEME_GSETTINGS_SCHEMA,
schema_dir=ShellThemeTweak.THEME_GSETTINGS_DIR)
else:
self._settings = GSettingsSetting(ShellThemeTweak.THEME_GSETTINGS_SCHEMA)
name = self._settings.get_string(ShellThemeTweak.THEME_GSETTINGS_NAME)
ext = extensions[ShellThemeTweak.THEME_EXT_NAME]
logging.debug("Shell user-theme extension\n%s" % pprint.pformat(ext))
error = None
except:
logging.warning(
"Could not find user-theme extension in %s" % ','.join(extensions.keys()),
exc_info=True)
error = _("Shell user-theme extension incorrectly installed")
else:
error = _("Shell user-theme extension not enabled")
except Exception, e:
logging.warning("Could not list shell extensions", exc_info=True)
error = _("Could not list shell extensions")
if error:
cb = build_combo_box_text(None)
build_label_beside_widget(self.name, cb,
warning=error,
hbox=self)
self.widget_for_size_group = cb
else:
#include both system, and user themes
#note: the default theme lives in /system/data/dir/gnome-shell/theme
# and not themes/, so add it manually later
dirs = [os.path.join(d, "themes") for d in GLib.get_system_data_dirs()]
dirs += [ShellThemeTweak.THEME_DIR]
dirs += [ShellThemeTweak.LEGACY_THEME_DIR]
valid = walk_directories(dirs, lambda d:
os.path.exists(os.path.join(d, "gnome-shell")) and \
os.path.exists(os.path.join(d, "gnome-shell", "gnome-shell.css")))
#the default value to reset the shell is an empty string
valid.extend( ("",) )
#build a combo box with all the valid theme options
#manually add Adwaita to represent the default
cb = build_combo_box_text(
self._settings.get_string(ShellThemeTweak.THEME_GSETTINGS_NAME),
*make_combo_list_with_default(
valid,
"",
default_text=_("<i>Default</i>")))
cb.connect('changed', self._on_combo_changed)
self._combo = cb
#a filechooser to install new themes
chooser = FileChooserButton(
_("Select a theme"),
True,
["application/zip"])
chooser.connect("file-set", self._on_file_set)
build_label_beside_widget(self.name, chooser, cb, hbox=self)
self.widget_for_size_group = cb
class ShellThemeTweak(Gtk.Box, Tweak):
THEME_EXT_NAME = "*****@*****.**"
THEME_GSETTINGS_SCHEMA = "org.gnome.shell.extensions.user-theme"
THEME_GSETTINGS_NAME = "name"
THEME_GSETTINGS_DIR = os.path.join(GLib.get_user_data_dir(), "gnome-shell",
"extensions", THEME_EXT_NAME, "schemas")
LEGACY_THEME_DIR = os.path.join(GLib.get_home_dir(), ".themes")
THEME_DIR = os.path.join(GLib.get_user_data_dir(), "themes")
def __init__(self, **options):
Gtk.Box.__init__(self, orientation=Gtk.Orientation.HORIZONTAL)
Tweak.__init__(self, _("Shell theme"),
_("Install custom or user themes for gnome-shell"),
**options)
#check the shell is running and the usertheme extension is present
error = _("Unknown error")
self._shell = _shell
if self._shell is None:
logging.warning("Shell not running", exc_info=True)
error = _("Shell not running")
else:
try:
extensions = self._shell.list_extensions()
if ShellThemeTweak.THEME_EXT_NAME in extensions and extensions[
ShellThemeTweak.THEME_EXT_NAME]["state"] == 1:
#check the correct gsettings key is present
try:
if os.path.exists(ShellThemeTweak.THEME_GSETTINGS_DIR):
self._settings = GSettingsSetting(
ShellThemeTweak.THEME_GSETTINGS_SCHEMA,
schema_dir=ShellThemeTweak.THEME_GSETTINGS_DIR)
else:
self._settings = GSettingsSetting(
ShellThemeTweak.THEME_GSETTINGS_SCHEMA)
name = self._settings.get_string(
ShellThemeTweak.THEME_GSETTINGS_NAME)
ext = extensions[ShellThemeTweak.THEME_EXT_NAME]
logging.debug("Shell user-theme extension\n%s" %
pprint.pformat(ext))
error = None
except:
logging.warning(
"Could not find user-theme extension in %s" %
','.join(extensions.keys()),
exc_info=True)
error = _(
"Shell user-theme extension incorrectly installed")
else:
error = _("Shell user-theme extension not enabled")
except Exception, e:
logging.warning("Could not list shell extensions",
exc_info=True)
error = _("Could not list shell extensions")
if error:
cb = build_combo_box_text(None)
build_label_beside_widget(self.name, cb, warning=error, hbox=self)
self.widget_for_size_group = cb
else:
#include both system, and user themes
#note: the default theme lives in /system/data/dir/gnome-shell/theme
# and not themes/, so add it manually later
dirs = [
os.path.join(d, "themes") for d in GLib.get_system_data_dirs()
]
dirs += [ShellThemeTweak.THEME_DIR]
dirs += [ShellThemeTweak.LEGACY_THEME_DIR]
valid = walk_directories(dirs, lambda d:
os.path.exists(os.path.join(d, "gnome-shell")) and \
os.path.exists(os.path.join(d, "gnome-shell", "gnome-shell.css")))
#the default value to reset the shell is an empty string
valid.extend(("", ))
#build a combo box with all the valid theme options
#manually add Adwaita to represent the default
cb = build_combo_box_text(
self._settings.get_string(
ShellThemeTweak.THEME_GSETTINGS_NAME),
*make_combo_list_with_default(
valid, "", default_text=_("<i>Default</i>")))
cb.connect('changed', self._on_combo_changed)
self._combo = cb
#a filechooser to install new themes
chooser = FileChooserButton(_("Select a theme"), True,
["application/zip"])
chooser.connect("file-set", self._on_file_set)
build_label_beside_widget(self.name, chooser, cb, hbox=self)
self.widget_for_size_group = cb
class ShellThemeTweak(Gtk.Box, Tweak):
THEME_EXT_NAME = "*****@*****.**"
THEME_GSETTINGS_SCHEMA = "org.gnome.shell.extensions.user-theme"
THEME_GSETTINGS_NAME = "name"
THEME_GSETTINGS_DIR = os.path.join(GLib.get_user_data_dir(), "gnome-shell",
"extensions", THEME_EXT_NAME, "schemas")
LEGACY_THEME_DIR = os.path.join(GLib.get_home_dir(), ".themes")
THEME_DIR = os.path.join(GLib.get_user_data_dir(), "themes")
def __init__(self, **options):
Gtk.Box.__init__(self, orientation=Gtk.Orientation.HORIZONTAL)
Tweak.__init__(self, _("Shell"),
_("Install custom or user themes for gnome-shell"),
**options)
#check the shell is running and the usertheme extension is present
error = _("Unknown error")
self._shell = _shell
if self._shell is None:
logging.warning("Shell not running", exc_info=True)
error = _("Shell not running")
else:
try:
extensions = self._shell.list_extensions()
if ShellThemeTweak.THEME_EXT_NAME in extensions and extensions[
ShellThemeTweak.THEME_EXT_NAME]["state"] == 1:
#check the correct gsettings key is present
try:
if os.path.exists(ShellThemeTweak.THEME_GSETTINGS_DIR):
self._settings = GSettingsSetting(
ShellThemeTweak.THEME_GSETTINGS_SCHEMA,
schema_dir=ShellThemeTweak.THEME_GSETTINGS_DIR)
else:
self._settings = GSettingsSetting(
ShellThemeTweak.THEME_GSETTINGS_SCHEMA)
name = self._settings.get_string(
ShellThemeTweak.THEME_GSETTINGS_NAME)
ext = extensions[ShellThemeTweak.THEME_EXT_NAME]
logging.debug("Shell user-theme extension\n%s" %
pprint.pformat(ext))
error = None
except:
logging.warning(
"Could not find user-theme extension in %s" %
','.join(list(extensions.keys())),
exc_info=True)
error = _(
"Shell user-theme extension incorrectly installed")
else:
error = _("Shell user-theme extension not enabled")
except Exception as e:
logging.warning("Could not list shell extensions",
exc_info=True)
error = _("Could not list shell extensions")
if error:
cb = build_combo_box_text(None)
build_label_beside_widget(self.name, cb, warning=error, hbox=self)
self.widget_for_size_group = cb
else:
#include both system, and user themes
#note: the default theme lives in /system/data/dir/gnome-shell/theme
# and not themes/, so add it manually later
dirs = [
os.path.join(d, "themes") for d in GLib.get_system_data_dirs()
]
dirs += [ShellThemeTweak.THEME_DIR]
dirs += [ShellThemeTweak.LEGACY_THEME_DIR]
valid = walk_directories(dirs, lambda d:
os.path.exists(os.path.join(d, "gnome-shell")) and \
os.path.exists(os.path.join(d, "gnome-shell", "gnome-shell.css")))
#the default value to reset the shell is an empty string
valid.extend(("", ))
valid = set(valid)
#build a combo box with all the valid theme options
#manually add Adwaita to represent the default
cb = build_combo_box_text(
self._settings.get_string(
ShellThemeTweak.THEME_GSETTINGS_NAME),
*make_combo_list_with_default(
valid, "", default_text=_("<i>Default</i>")))
cb.connect('changed', self._on_combo_changed)
self._combo = cb
#a filechooser to install new themes
chooser = FileChooserButton(_("Select a theme"), True,
["application/zip"])
chooser.connect("file-set", self._on_file_set)
build_label_beside_widget(self.name, chooser, cb, hbox=self)
self.widget_for_size_group = cb
def _on_file_set(self, chooser):
f = chooser.get_filename()
with zipfile.ZipFile(f, 'r') as z:
try:
fragment = ()
theme_name = None
for n in z.namelist():
if n.endswith("gnome-shell.css"):
fragment = n.split("/")[0:-1]
if n.endswith("gnome-shell/theme.json"):
logging.info("New style theme detected (theme.json)")
#new style theme - extract the name from the json file
tmp = tempfile.mkdtemp()
z.extract(n, tmp)
with open(os.path.join(tmp, n)) as f:
try:
theme_name = json.load(
f)["shell-theme"]["name"]
except:
logging.warning("Invalid theme format",
exc_info=True)
if not fragment:
raise Exception("Could not find gnome-shell.css")
if not theme_name:
logging.info(
"Old style theme detected (missing theme.json)")
#old style themes name was taken from the zip name
if fragment[0] == "theme" and len(fragment) == 1:
theme_name = os.path.basename(f)
else:
theme_name = fragment[0]
theme_members_path = "/".join(fragment)
ok, updated = extract_zip_file(
z, theme_members_path,
os.path.join(ShellThemeTweak.THEME_DIR, theme_name,
"gnome-shell"))
if ok:
if updated:
self.notify_information(
_("%s theme updated successfully") % theme_name)
else:
self.notify_information(
_("%s theme installed successfully") % theme_name)
#I suppose I could rely on updated as indicating whether to add the theme
#name to the combo, but just check to see if it is already there
model = self._combo.get_model()
if theme_name not in [r[0] for r in model]:
model.append((theme_name, theme_name))
else:
self.notify_information(_("Error installing theme"))
except:
#does not look like a valid theme
self.notify_information(_("Invalid theme"))
logging.warning("Error parsing theme zip", exc_info=True)
#set button back to default state
chooser.unselect_all()
def _on_combo_changed(self, combo):
val = combo.get_model().get_value(combo.get_active_iter(), 0)
self._settings.set_string(ShellThemeTweak.THEME_GSETTINGS_NAME, val)
