bumblebee-status/modules/contrib/system.py

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2020-04-25 16:20:00 +02:00
# -*- coding: utf-8 -*-
# pylint: disable=C0111,R0903
""" system module
adds the possibility to
* shutdown
* reboot
the system.
Per default a confirmation dialog is shown before the actual action is performed.
Parameters:
* system.confirm: show confirmation dialog before performing any action (default: true)
* system.reboot: specify a reboot command (defaults to 'reboot')
* system.shutdown: specify a shutdown command (defaults to 'shutdown -h now')
* system.logout: specify a logout command (defaults to 'i3exit logout')
* system.switch_user: specify a command for switching the user (defaults to 'i3exit switch_user')
* system.lock: specify a command for locking the screen (defaults to 'i3exit lock')
* system.suspend: specify a command for suspending (defaults to 'i3exit suspend')
* system.hibernate: specify a command for hibernating (defaults to 'i3exit hibernate')
"""
import logging
import bumblebee.input
import bumblebee.output
import bumblebee.engine
import bumblebee.popup_v2
import functools
try:
import Tkinter as tk
import tkMessageBox as tkmessagebox
except ImportError:
# python 3
try:
import tkinter as tk
from tkinter import messagebox as tkmessagebox
except ImportError:
logging.warning("failed to import tkinter - bumblebee popups won't work!")
class Module(bumblebee.engine.Module):
def __init__(self, engine, config):
super(Module, self).__init__(engine, config,
bumblebee.output.Widget(full_text=self.text)
)
self._confirm = True
if self.parameter("confirm", "true") == "false":
self._confirm = False
engine.input.register_callback(self, button=bumblebee.input.LEFT_MOUSE,
cmd=self.popup)
def update(self, widgets):
pass
def text(self, widget):
return ""
def _on_command(self, header, text, command):
do_it = True
if self._confirm:
root = tk.Tk()
root.withdraw()
root.focus_set()
do_it = tkmessagebox.askyesno(header, text)
root.destroy()
if do_it:
bumblebee.util.execute(command)
def popup(self, widget):
menu = bumblebee.popup_v2.PopupMenu()
reboot_cmd = self.parameter("reboot", "reboot")
shutdown_cmd = self.parameter("shutdown", "shutdown -h now")
logout_cmd = self.parameter("logout", "i3exit logout")
switch_user_cmd = self.parameter("switch_user", "i3exit switch_user")
lock_cmd = self.parameter("lock", "i3exit lock")
suspend_cmd = self.parameter("suspend", "i3exit suspend")
hibernate_cmd = self.parameter("hibernate", "i3exit hibernate")
menu.add_menuitem("shutdown", callback=functools.partial(self._on_command, "Shutdown", "Shutdown?", shutdown_cmd))
menu.add_menuitem("reboot", callback=functools.partial(self._on_command, "Reboot", "Reboot?", reboot_cmd))
menu.add_menuitem("log out", callback=functools.partial(self._on_command, "Log out", "Log out?", "i3exit logout"))
# don't ask for these
menu.add_menuitem("switch user", callback=functools.partial(bumblebee.util.execute, switch_user_cmd))
menu.add_menuitem("lock", callback=functools.partial(bumblebee.util.execute, lock_cmd))
menu.add_menuitem("suspend", callback=functools.partial(bumblebee.util.execute, suspend_cmd))
menu.add_menuitem("hibernate", callback=functools.partial(bumblebee.util.execute, hibernate_cmd))
menu.show(widget)
def state(self, widget):
return []