95 lines
3.1 KiB
Python
95 lines
3.1 KiB
Python
# pylint: disable=C0111,R0903
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"""Displays information about the current song in cmus.
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Requires the following executable:
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* cmus-remote
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Parameters:
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* cmus.format: Format string for the song information. Tag values can be put in curly brackets (i.e. {artist})
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"""
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from collections import defaultdict
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import string
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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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from bumblebee.output import scrollable
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class Module(bumblebee.engine.Module):
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def __init__(self, engine, config):
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widgets = [
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bumblebee.output.Widget(name="cmus.prev"),
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bumblebee.output.Widget(name="cmus.main", full_text=self.description),
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bumblebee.output.Widget(name="cmus.next"),
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bumblebee.output.Widget(name="cmus.shuffle"),
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bumblebee.output.Widget(name="cmus.repeat"),
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]
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super(Module, self).__init__(engine, config, widgets)
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engine.input.register_callback(widgets[0], button=bumblebee.input.LEFT_MOUSE,
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cmd="cmus-remote -r")
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engine.input.register_callback(widgets[1], button=bumblebee.input.LEFT_MOUSE,
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cmd="cmus-remote -u")
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engine.input.register_callback(widgets[2], button=bumblebee.input.LEFT_MOUSE,
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cmd="cmus-remote -n")
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engine.input.register_callback(widgets[3], button=bumblebee.input.LEFT_MOUSE,
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cmd="cmus-remote -S")
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engine.input.register_callback(widgets[4], button=bumblebee.input.LEFT_MOUSE,
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cmd="cmus-remote -R")
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self._fmt = self.parameter("format", "{artist} - {title} {position}/{duration}")
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self._status = None
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self._shuffle = False
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self._repeat = False
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self._tags = defaultdict(lambda: '')
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def hidden(self):
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return self._status is None
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@scrollable
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def description(self, widget):
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return string.Formatter().vformat(self._fmt, (), self._tags)
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def update(self, widgets):
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self._load_song()
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def state(self, widget):
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returns = {
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"cmus.shuffle": "shuffle-on" if self._shuffle else "shuffle-off",
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"cmus.repeat": "repeat-on" if self._repeat else "repeat-off",
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"cmus.prev": "prev",
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"cmus.next": "next",
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}
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return returns.get(widget.name, self._status)
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def _eval_line(self, line):
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name, key, value = (line.split(" ", 2) + [None, None])[:3]
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if name == "status":
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self._status = key
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if name == "tag":
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self._tags.update({key: value})
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if name in ["duration", "position"]:
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self._tags.update({name:bumblebee.util.durationfmt(int(key))})
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if name == "set" and key == "repeat":
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self._repeat = value == "true"
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if name == "set" and key == "shuffle":
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self._shuffle = value == "true"
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def _load_song(self):
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info = ""
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try:
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info = bumblebee.util.execute("cmus-remote -Q")
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except RuntimeError:
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self._status = None
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self._tags = defaultdict(lambda: '')
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for line in info.split("\n"):
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self._eval_line(line)
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# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4
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