sugar-toolkit-gtk3/services/console/interface/xo/battery.py
2007-06-10 17:19:59 -04:00

105 lines
3.3 KiB
Python

#!/usr/bin/env python
# Copyright (C) 2007, Eduardo Silva (edsiper@gmail.com).
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
import gtk
import gobject
from label import Label
from graphics.box import BoxGraphic
class XO_Battery(gtk.Fixed):
def __init__(self):
gtk.Fixed.__init__(self)
self.frame = gtk.Frame('Battery Status')
self.set_border_width(10)
self._battery_charge = self._get_battery_status()
self._battery_box = BoxGraphic()
self._battery_box.set_size_request(70, 150)
self._battery_box.set_capacity(self._battery_charge)
fixed = gtk.Fixed();
fixed.set_border_width(10)
fixed.add(self._battery_box)
hbox = gtk.HBox(False, 0)
hbox.pack_start(fixed, False, False, 4)
# Battery info
table = gtk.Table(2, 2)
table.set_border_width(5)
table.set_col_spacings(7)
table.set_row_spacings(7)
label_charge = Label('Charge: ' , Label.DESCRIPTION)
self.label_charge_value = Label(str(self._battery_charge) + '%', Label.DESCRIPTION)
table.attach(label_charge, 0, 1, 0, 1)
table.attach(self.label_charge_value, 1,2, 0,1)
# Charging
"""
hbox_charging = gtk.HBox(False, 2)
l_charging = gtk.Label('Charging: ')
l_charging.set_justify(gtk.JUSTIFY_LEFT)
hbox_charging.pack_start(l_charging, False, False, 0)
self._label_charging = gtk.Label('No')
self._label_charging.set_justify(gtk.JUSTIFY_LEFT)
hbox_charging.pack_start(self._label_charging, False, False, 0)
"""
alignment = gtk.Alignment(0,0,0,0)
alignment.add(table)
hbox.pack_start(alignment, False, False, 0)
self.frame.add(hbox)
self.add(self.frame)
self.show_all()
# Update every 2 seconds
gobject.timeout_add(2000, self._update_battery_status)
def _update_battery_status(self):
new_charge = self._get_battery_status()
if new_charge != self._battery_charge:
self._battery_charge = self._get_battery_status()
self.label_charge_value.set_text(str(self._battery_charge) + '%')
self._battery_box.set_capacity(self._battery_charge)
return True
def _get_battery_status(self):
battery_class_path = '/sys/class/battery/psu_0/'
capacity_path = battery_class_path + 'capacity_percentage'
try:
f = open(capacity_path, 'r')
val = f.read().split('\n')
capacity = int(val[0])
f.close()
except:
capacity = 0
return capacity