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# -*- coding: utf-8 -*-
"""
Control music/video players.
Provides an icon to control simple functions of audio/video players:
- start (left click)
- stop (left click)
- pause (middle click)
@author Federico Ceratto <federico.ceratto@gmail.com>
@license BSD
"""
# Any contributor to this module should add his/her name to the @author
# line, comma separated.
from syslog import syslog, LOG_INFO
from time import time, sleep
import os
import subprocess
def log(msg):
syslog(LOG_INFO, "player_control: %s" % msg[:100])
class Py3status:
"""
Configuration parameters:
- debug: enable verbose logging (bool) (default: False)
- supported_players: supported players (str) (whitespace separated list)
- volume_tick: percentage volume change on mouse wheel (int) (positive number or None to disable it)
"""
debug = False
supported_players = 'audacious'
volume_tick = 1
def __init__(self):
self.status = 'stop'
self.icon = u'▶'
def on_click(self, i3s_output_list, i3s_config, event):
"""
"""
buttons = (None, 'left', 'middle', 'right', 'up', 'down')
try:
button = buttons[event['button']]
except IndexError:
return
if button in ('up', 'down'):
if self.volume_tick is None:
return
self._change_volume(button == 'up')
return
if self.status == 'play':
if button == 'left':
self._stop()
elif button == 'middle':
self._pause()
elif self.status == 'stop':
if button == 'left':
self._play()
elif self.status == 'pause':
if button in ('left', 'right'):
self._play()
def _run(self, *args):
if self.debug:
log('running %s' % repr(*args))
subprocess.check_output(*args, stderr=subprocess.STDOUT)
def _play(self):
self.status = 'play'
self.icon = u'◼'
player_name = self._detect_running_player()
if player_name == 'audacious':
self._run(['/usr/bin/audacious', '-p'])
def _stop(self):
self.status = 'stop'
self.icon = u'▶'
player_name = self._detect_running_player()
if player_name == 'audacious':
self._run(['/usr/bin/audacious', '-s'])
def _pause(self):
self.status = 'pause'
self.icon = u'❚❚'
player_name = self._detect_running_player()
if player_name == 'audacious':
self._run(['/usr/bin/audacious', '-u'])
def _change_volume(self, increase):
"""Change volume using amixer
"""
sign = '+' if increase else '-'
delta = "%d%%%s" % (self.volume_tick, sign)
self._run(('/usr/bin/amixer', '-q', 'sset', 'Master', delta))
def _detect_running_player(self):
"""Detect running player process, if any
"""
supported_players = self.supported_players.split(' ')
running_players = []
for pid in os.listdir('/proc'):
if not pid.isdigit():
continue
fn = os.path.join('/proc', pid, 'cmdline')
try:
with open(fn, 'rb') as f:
player_name = f.read().rstrip('\0')
except:
continue
if player_name in supported_players:
running_players.append(player_name)
# Pick which player to use based on the order in self.supported_players
for player_name in supported_players:
if player_name in running_players:
if self.debug:
log('found player: %s' % player_name)
return player_name
return None
def player_control(self, i3s_output_list, i3s_config):
return dict(
full_text=self.icon,
cached_until=time(),
)
if __name__ == "__main__":
x = Py3status()
config = {
'color_good': '#00FF00',
'color_bad': '#FF0000',
}
while True:
print(x.player_control([], config))
sleep(1)
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