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import os
import io
import json
import logging
import copy
import glob
import core.event
import util.algorithm
import util.xresources
log = logging.getLogger(__name__)
THEME_BASE_DIR = os.path.dirname(os.path.realpath(__file__))
PATHS = [
".",
os.path.join(THEME_BASE_DIR, "../../themes")
]
if os.environ.get("XDG_DATA_DIRS"):
PATHS.extend([
os.path.join(p, "bumblebee-status/themes") for p in os.environ["XDG_DATA_DIRS"].split(":")
])
PATHS.extend([
os.path.expanduser("~/.config/bumblebee-status/themes"),
os.path.expanduser("~/.local/share/bumblebee-status/themes"), # PIP
os.path.expanduser("~/.local/pipx/venvs/bumblebee-status/share/bumblebee-status/themes"), # PIPX
"/usr/share/bumblebee-status/themes",
])
def themes():
themes_dict = {}
for path in PATHS:
for filename in glob.iglob("{}/*.json".format(path)):
if "test" not in filename:
themes_dict[os.path.basename(filename).replace(".json", "")] = 1
result = list(themes_dict.keys())
result.sort()
return result
def merge_replace(value, new_value, key):
if not isinstance(value, dict):
return new_value
if isinstance(new_value, dict):
return util.algorithm.merge(new_value, value)
# right now, merging needs explicit pango support :(
if "pango" in value:
value["pango"]["full_text"] = new_value
return value
class Theme(object):
def __init__(self, name="default", iconset="auto", raw_data=None):
self.name = name
self.__widget_count = 0
self.__previous = {}
self.__current = {}
self.__keywords = {}
self.__value_idx = {}
self.__data = raw_data if raw_data else self.load(name)
for icons in self.__data.get("icons", []):
self.__data = util.algorithm.merge(self.__data, self.load(icons, "icons"))
if iconset != "auto":
self.__data = util.algorithm.merge(self.load(iconset, "icons"), self.__data)
for colors in self.__data.get("colors", []):
util.algorithm.merge(self.__keywords, self.load_keywords(colors))
core.event.register("draw", self.__start)
core.event.register("next-widget", self.__next_widget)
def keywords(self):
return self.__keywords
def color(self, name, default=None):
return self.keywords().get(name, default)
def load(self, name, subdir=""):
if isinstance(name, dict):
return name # support plain data
for path in PATHS:
theme_file = os.path.join(path, subdir, "{}.json".format(name))
result = self.__load_json(theme_file)
if result != {}:
return result
raise RuntimeError("unable to find theme {}".format(name))
def __load_json(self, filename):
filename = os.path.expanduser(filename)
if not os.path.isfile(filename):
return {}
with io.open(filename) as data:
return json.load(data)
def load_keywords(self, name):
try:
if isinstance(name, dict):
return name
result = {}
if name.lower() == "wal":
wal = self.__load_json("~/.cache/wal/colors.json")
for field in ["special", "colors"]:
for key in wal.get(field, {}):
result[key] = wal[field][key]
if name.lower() == "xresources":
for key in ("background", "foreground"):
result[key] = xresources.query(key)
for i in range(16):
key = color + str(i)
result[key] = xresources.query(key)
return result
except Exception as e:
log.error("failed to load colors: {}", e)
def __start(self):
self.__widget_count = 0
self.__current.clear()
self.__previous.clear()
for key, value in self.__value_idx.items():
self.__value_idx[key] = value + 1
def __next_widget(self):
self.__widget_count = self.__widget_count + 1
self.__previous = dict(self.__current)
self.__current.clear()
def get(self, key, widget=None, default=None):
if not widget:
widget = core.widget.Widget("")
# special handling
if widget == "previous":
return self.__previous.get(key, None)
value = default
for option in ["defaults", "cycle"]:
if option in self.__data:
tmp = self.__data[option]
if isinstance(tmp, list):
tmp = tmp[self.__widget_count % len(tmp)]
value = merge_replace(value, tmp.get(key, value), key)
if isinstance(value, dict):
value = copy.deepcopy(value)
value = merge_replace(value, self.__data.get(key, value), key)
if widget.module:
value = merge_replace(
value, self.get(widget.module.name, None, {}).get(key, value), key
)
value = merge_replace(
value, self.get(widget.module.id, None, {}).get(key, value), key
)
if not key in widget.state():
for state in widget.state():
theme = self.get(state, widget, {})
value = merge_replace(value, theme.get(key, value), key)
if not type(value) in (list, dict):
value = self.__keywords.get(value, value)
if isinstance(value, list):
idx = self.__value_idx.get("{}::{}".format(widget.id, key), 0) % len(value)
self.__value_idx["{}::{}".format(widget.id, key)] = idx
widget.set(key, idx)
value = value[idx]
self.__current[key] = value
return value
# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4
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