125 lines
3.8 KiB
Python
125 lines
3.8 KiB
Python
"""Displays bluetooth status (Bluez). Left mouse click launches manager app `blueman-manager`,
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right click toggles bluetooth. Needs dbus-send to toggle bluetooth state.
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Parameters:
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* bluetooth.device : the device to read state from (default is hci0)
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* bluetooth.manager : application to launch on click (blueman-manager)
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* bluetooth.dbus_destination : dbus destination (defaults to org.blueman.Mechanism)
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* bluetooth.dbus_destination_path : dbus destination path (defaults to /)
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* bluetooth.right_click_popup : use popup menu when right-clicked (defaults to True)
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contributed by `brunosmmm <https://github.com/brunosmmm>`_ - many thanks!
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"""
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import os
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import re
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import logging
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import core.module
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import core.widget
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import core.input
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import util.cli
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import util.format
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import util.popup
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class Module(core.module.Module):
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def __init__(self, config, theme):
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super().__init__(config, theme, core.widget.Widget(self.status))
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device = self.parameter("device", "hci0")
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self.manager = self.parameter("manager", "blueman-manager")
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self._path = "/sys/class/bluetooth/{}".format(device)
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self._status = "Off"
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core.input.register(self, button=core.input.LEFT_MOUSE, cmd=self.manager)
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# determine whether to use pop-up menu or simply toggle the device on/off
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right_click_popup = util.format.asbool(
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self.parameter("right_click_popup", True)
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)
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if right_click_popup:
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core.input.register(self, button=core.input.RIGHT_MOUSE, cmd=self.popup)
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else:
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core.input.register(self, button=core.input.RIGHT_MOUSE, cmd=self._toggle)
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def status(self, widget):
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"""Get status."""
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return self._status
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def update(self):
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"""Update current state."""
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if not os.path.exists(self._path):
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self._status = "?"
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return
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# search for whichever rfkill directory available
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try:
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dirnames = next(os.walk(self._path))[1]
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for dirname in dirnames:
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m = re.match(r"rfkill[0-9]+", dirname)
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if m is not None:
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with open(os.path.join(self._path, dirname, "state"), "r") as f:
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state = int(f.read())
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if state == 1:
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self._status = "On"
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else:
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self._status = "Off"
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return
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except IOError:
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self._status = "?"
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def popup(self, widget):
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"""Show a popup menu."""
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menu = util.popup.PopupMenu()
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if self._status == "On":
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menu.add_menuitem("Disable Bluetooth")
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elif self._status == "Off":
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menu.add_menuitem("Enable Bluetooth")
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else:
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return
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# show menu and get return code
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ret = menu.show(widget)
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if ret == 0:
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# first (and only) item selected.
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self._toggle()
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def _toggle(self, widget=None):
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"""Toggle bluetooth state."""
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if self._status == "On":
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state = "false"
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else:
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state = "true"
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dst = self.parameter("dbus_destination", "org.blueman.Mechanism")
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dst_path = self.parameter("dbus_destination_path", "/")
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cmd = (
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"dbus-send --system --print-reply --dest={}"
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" {} org.blueman.Mechanism.SetRfkillState"
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" boolean:{}".format(dst, dst_path, state)
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)
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logging.debug("bt: toggling bluetooth")
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util.cli.execute(cmd, ignore_errors=True)
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def state(self, widget):
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"""Get current state."""
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state = []
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if self._status == "?":
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state = ["unknown"]
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elif self._status == "On":
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state = ["ON"]
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else:
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state = ["OFF"]
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return state
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# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4
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