56 lines
1.4 KiB
Python
56 lines
1.4 KiB
Python
# pylint: disable=C0111,R0903
|
|
|
|
"""Shows when a key is pressed
|
|
|
|
Parameters:
|
|
* keys.keys: Comma-separated list of keys to monitor (defaults to "")
|
|
"""
|
|
|
|
import core.module
|
|
import core.widget
|
|
import core.decorators
|
|
import core.event
|
|
|
|
import util.format
|
|
|
|
from pynput.keyboard import Listener
|
|
|
|
NAMES = {
|
|
"Key.cmd": "cmd",
|
|
"Key.ctrl": "ctrl",
|
|
"Key.shift": "shift",
|
|
"Key.alt": "alt",
|
|
}
|
|
|
|
class Module(core.module.Module):
|
|
@core.decorators.never
|
|
def __init__(self, config, theme):
|
|
super().__init__(config, theme, [])
|
|
|
|
self._listener = Listener(on_press=self._key_press, on_release=self._key_release)
|
|
|
|
self._keys = util.format.aslist(self.parameter("keys", "Key.cmd,Key.ctrl,Key.alt,Key.shift"))
|
|
|
|
for k in self._keys:
|
|
self.add_widget(name=k, full_text=self._display_name(k), hidden=True)
|
|
self._listener.start()
|
|
|
|
def _display_name(self, key):
|
|
return NAMES.get(key, key)
|
|
|
|
def _key_press(self, key):
|
|
key = str(key)
|
|
if not key in self._keys: return
|
|
self.widget(key).hidden = False
|
|
core.event.trigger("update", [self.id], redraw_only=False)
|
|
|
|
def _key_release(self, key):
|
|
key = str(key)
|
|
if not key in self._keys: return
|
|
self.widget(key).hidden = True
|
|
core.event.trigger("update", [self.id], redraw_only=False)
|
|
|
|
def state(self, widget):
|
|
return widget.name
|
|
|
|
# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4
|