89 lines
3 KiB
Python
89 lines
3 KiB
Python
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# pylint: disable=C0111,R0903
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"""Displays volume and mute status of PulseAudio devices.
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Aliases: pasink, pasource
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"""
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import re
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import bumblebee.util
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import bumblebee.input
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import bumblebee.output
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import bumblebee.engine
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ALIASES = [ "pasink", "pasource" ]
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class Module(bumblebee.engine.Module):
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def __init__(self, engine, config):
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super(Module, self).__init__(engine, config,
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bumblebee.output.Widget(full_text=self.volume)
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)
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self._left = 0
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self._right = 0
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self._mono = 0
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self._mute = False
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channel = "sink" if self.name == "pasink" else "source"
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engine.input.register_callback(self, button=bumblebee.input.RIGHT_MOUSE, cmd="pavucontrol")
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engine.input.register_callback(self, button=bumblebee.input.LEFT_MOUSE,
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cmd="pactl set-{}-mute @DEFAULT_{}@ toggle".format(channel, channel.upper()))
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engine.input.register_callback(self, button=bumblebee.input.WHEEL_UP,
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cmd="pactl set-{}-volume @DEFAULT_{}@ +2%".format(channel, channel.upper()))
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engine.input.register_callback(self, button=bumblebee.input.WHEEL_DOWN,
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cmd="pactl set-{}-volume @DEFAULT_{}@ -2%".format(channel, channel.upper()))
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def _default_device(self):
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output = bumblebee.util.execute("pactl info")
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pattern = "Default Sink: " if self.name == "pasink" else "Default Source: "
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for line in output.split("\n"):
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if line.startswith(pattern):
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return line.replace(pattern, "")
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return "n/a"
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def volume(self):
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if int(self._mono) > 0:
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return "{}%".format(self._mono)
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elif self._left == self._right:
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return "{}%".format(self._left)
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else:
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return "{}%/{}%".format(self._left, self._right)
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return "n/a"
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def update(self, widgets):
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channel = "sinks" if self.name == "pasink" else "sources"
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device = self._default_device()
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result = bumblebee.util.execute("pactl list {}".format(channel))
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found = False
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for line in result.split("\n"):
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if "Name:" in line and found == True:
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break
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if device in line:
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found = True
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if "Mute:" in line and found == True:
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self._mute = False if " no" in line.lower() else True
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if "Volume:" in line and found == True:
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m = None
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if "mono" in line:
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m = re.search(r'mono:.*\s*\/\s*(\d+)%', line)
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else:
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m = re.search(r'left:.*\s*\/\s*(\d+)%.*right:.*\s*\/\s*(\d+)%', line)
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if not m: continue
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if "mono" in line:
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self._mono = m.group(1)
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else:
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self._left = m.group(1)
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self._right = m.group(2)
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def state(self, widget):
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if self._mute:
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return [ "warning", "muted" ]
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return [ "unmuted" ]
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# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4
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