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#!/usr/bin/env python3
import sys
import threading
import subprocess
import signal
import pulsectl
import gi
gi.require_version('Gtk', '3.0')
gi.require_version('AppIndicator3', '0.1')
from gi.repository import Gtk, GLib, AppIndicator3
ICON_UNMUTED = "microphone"
ICON_MUTED = "gtk-cancel"
class MicIcon:
def __init__(self):
self.ind = AppIndicator3.Indicator.new(
"mic-icon",
ICON_UNMUTED,
AppIndicator3.IndicatorCategory.APPLICATION_STATUS
)
self.ind.set_status(AppIndicator3.IndicatorStatus.ACTIVE)
menu = Gtk.Menu()
quit_item = Gtk.MenuItem(label="Quit")
quit_item.connect("activate", self.quit)
menu.append(quit_item)
menu.show_all()
self.ind.set_menu(menu)
self.pulse = pulsectl.Pulse('mic-icon')
self.p = subprocess.Popen(
["pactl", "subscribe"],
stdout=subprocess.PIPE,
stderr=subprocess.DEVNULL,
text=True, bufsize=1
)
thr = threading.Thread(
target=self._pactl_subscribe_loop,
name="Pactl-Subscribe-Reader",
daemon=True
)
thr.start()
GLib.unix_signal_add(
GLib.PRIORITY_DEFAULT,
signal.SIGINT,
self.quit,
None
)
self._update_icon()
def _pactl_subscribe_loop(self):
if not self.p.stdout:
return
for line in self.p.stdout:
if " on source " in line:
GLib.idle_add(self._update_icon, priority=GLib.PRIORITY_LOW)
self.p.stdout.close()
self.p.wait()
def _update_icon(self):
try:
default_name = self.pulse.server_info().default_source_name
src = self.pulse.get_source_by_name(default_name)
muted = src.mute
except Exception:
muted = False
icon = ICON_MUTED if muted else ICON_UNMUTED
self.ind.set_icon_full(icon, icon)
return False
def quit(self, *args):
if hasattr(self, 'p') and self.p.poll() is None:
self.p.terminate()
Gtk.main_quit()
return False
def main():
MicIcon()
Gtk.main()
sys.exit(0)
if __name__ == "__main__":
main()
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