86 lines
1.7 KiB
Python
86 lines
1.7 KiB
Python
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# vim:fileencoding=utf-8:noet
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from __future__ import (unicode_literals, division, absolute_import, print_function)
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import re
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from powerline.theme import requires_segment_info
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from powerline.lib.shell import run_cmd
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from powerline.bindings.wm.awesome import AwesomeThread
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DEFAULT_UPDATE_INTERVAL = 0.5
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conn = None
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def i3_subscribe(conn, event, callback):
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'''Subscribe to i3 workspace event
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:param conn:
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Connection returned by :py:func:`get_i3_connection`.
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:param str event:
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Event to subscribe to, e.g. ``'workspace'``.
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:param func callback:
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Function to run on event.
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'''
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try:
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import i3ipc
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except ImportError:
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import i3
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conn.Subscription(callback, event)
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return
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else:
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pass
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conn.on(event, callback)
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from threading import Thread
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class I3Thread(Thread):
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daemon = True
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def __init__(self, conn):
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super(I3Thread, self).__init__()
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self.__conn = conn
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def run(self):
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self.__conn.main()
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thread = I3Thread(conn=conn)
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thread.start()
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def get_i3_connection():
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'''Return a valid, cached i3 Connection instance
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'''
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global conn
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if not conn:
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try:
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import i3ipc
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except ImportError:
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import i3 as conn
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else:
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conn = i3ipc.Connection()
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return conn
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XRANDR_OUTPUT_RE = re.compile(r'^(?P<name>[0-9A-Za-z-]+) connected(?P<primary> primary)? (?P<width>\d+)x(?P<height>\d+)\+(?P<x>\d+)\+(?P<y>\d+)', re.MULTILINE)
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def get_connected_xrandr_outputs(pl):
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'''Iterate over xrandr outputs
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Outputs are represented by a dictionary with ``name``, ``width``,
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``height``, ``primary``, ``x`` and ``y`` keys.
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'''
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return (match.groupdict() for match in XRANDR_OUTPUT_RE.finditer(
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run_cmd(pl, ['xrandr', '-q'])
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))
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wm_threads = {
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'awesome': AwesomeThread,
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}
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