bumblebee-status/bumblebee_status/modules/core/layout.py

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# pylint: disable=C0111,R0903
"""Displays the current keyboard layout
Parameters:
* layout.device: The device ID of the keyboard (as reported by `xinput -list`), defaults to the core device
"""
import re
import core.widget
import core.module
import util.cli
from bumblebee_status.discover import utility
class Module(core.module.Module):
def __init__(self, config, theme):
super().__init__(config=config, theme=theme, widgets=core.widget.Widget(self.get_layout))
self._cmd = utility("get-kbd-layout")
keyboard = self.parameter("device", None)
if keyboard:
self._cmd += " {}".format(keyboard)
def get_layout(self, widget):
result = util.cli.execute(self._cmd, ignore_errors=True)
m = re.search("([a-zA-Z]+_)?([a-zA-Z]+)(\(([\w-]+)\))?", result)
if m:
layout = m.group(2)
variant = m.group(3)
return layout if not variant else "{} {}".format(layout, variant)
return "n/a"
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