76 lines
2.1 KiB
Python
76 lines
2.1 KiB
Python
# pylint: disable=C0111,R0903
|
|
|
|
"""Displays and changes the current keyboard layout
|
|
|
|
Requires the following executable:
|
|
* setxkbmap
|
|
"""
|
|
|
|
import core.module
|
|
import core.widget
|
|
import core.input
|
|
|
|
import util.cli
|
|
|
|
|
|
class Module(core.module.Module):
|
|
def __init__(self, config, theme):
|
|
super().__init__(config, theme, core.widget.Widget(self.current_layout))
|
|
|
|
core.input.register(self, button=core.input.LEFT_MOUSE, cmd=self.__next_keymap)
|
|
core.input.register(self, button=core.input.RIGHT_MOUSE, cmd=self.__prev_keymap)
|
|
|
|
def __next_keymap(self, event):
|
|
self._set_keymap(1)
|
|
|
|
def __prev_keymap(self, event):
|
|
self._set_keymap(-1)
|
|
|
|
def _set_keymap(self, rotation):
|
|
layouts = self.get_layouts()
|
|
if len(layouts) == 1:
|
|
return # nothing to do
|
|
layouts = layouts[rotation:] + layouts[:rotation]
|
|
|
|
layout_list = []
|
|
variant_list = []
|
|
for l in layouts:
|
|
tmp = l.split(":")
|
|
layout_list.append(tmp[0])
|
|
variant_list.append(tmp[1] if len(tmp) > 1 else "")
|
|
|
|
util.cli.execute(
|
|
"setxkbmap -layout {} -variant {}".format(
|
|
",".join(layout_list), ",".join(variant_list)
|
|
),
|
|
ignore_errors=True,
|
|
)
|
|
|
|
def get_layouts(self):
|
|
try:
|
|
res = util.cli.execute("setxkbmap -query")
|
|
except RuntimeError:
|
|
return ["n/a"]
|
|
layouts = []
|
|
variants = []
|
|
for line in res.split("\n"):
|
|
if not line:
|
|
continue
|
|
if "layout" in line:
|
|
layouts = line.split(":")[1].strip().split(",")
|
|
if "variant" in line:
|
|
variants = line.split(":")[1].strip().split(",")
|
|
|
|
result = []
|
|
for idx, layout in enumerate(layouts):
|
|
if len(variants) > idx and variants[idx]:
|
|
layout = "{}:{}".format(layout, variants[idx])
|
|
result.append(layout)
|
|
return result if len(result) > 0 else ["n/a"]
|
|
|
|
def current_layout(self, widget):
|
|
layouts = self.get_layouts()
|
|
return layouts[0]
|
|
|
|
|
|
# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4
|