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#!/usr/bin/env python
# vim:fileencoding=utf-8:noet
from __future__ import (unicode_literals, division, absolute_import, print_function)
import os
import sys
import time
from threading import Lock, Timer
from argparse import ArgumentParser
from powerline.lemonbar import LemonbarPowerline
from powerline.lib.encoding import get_unicode_writer
from powerline.bindings.wm import DEFAULT_UPDATE_INTERVAL
if __name__ == '__main__':
parser = ArgumentParser(description='Powerline lemonbar bindings.')
parser.add_argument(
'--i3', action='store_true',
help='Subscribe for i3 events.'
)
args = parser.parse_args()
powerline = LemonbarPowerline()
powerline.update_renderer()
powerline.pl.warn("The 'bar' bindings are deprecated, please switch to 'lemonbar'")
lock = Lock()
modes = ['default']
write = get_unicode_writer(encoding='utf-8')
def render(reschedule=False):
if reschedule:
Timer(DEFAULT_UPDATE_INTERVAL, render, kwargs={'reschedule': True}).start()
global lock
with lock:
write(powerline.render(mode=modes[0]))
write('\n')
sys.stdout.flush()
def update(evt):
modes[0] = evt.change
render()
render(reschedule=True)
if args.i3:
try:
import i3ipc
except ImportError:
import i3
i3.Subscription(lambda evt, data, sub: print(render()), 'workspace')
else:
conn = i3ipc.Connection()
conn.on('workspace::focus', lambda conn, evt: render())
conn.on('mode', lambda conn, evt: update(evt))
conn.main()
while True:
time.sleep(1e8)
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