133 lines
4.2 KiB
Python
133 lines
4.2 KiB
Python
#!/usr/bin/env python
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# Copyright (C) 2007, Eduardo Silva (edsiper@gmail.com).
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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import gtk
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import gobject
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from label import Label
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class XO_Battery(gtk.Fixed):
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def __init__(self):
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gtk.Fixed.__init__(self)
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self.frame = gtk.Frame('Battery Status')
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self.set_border_width(10)
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self._battery_charge = self._get_battery_status()
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self._battery_drw = gtk.DrawingArea()
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self._battery_drw.set_size_request(70, 150)
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self._battery_drw.connect("expose-event", self.do_expose)
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fixed = gtk.Fixed();
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fixed.set_border_width(10)
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fixed.add(self._battery_drw)
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hbox = gtk.HBox(False, 0)
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hbox.pack_start(fixed, False, False, 4)
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# Battery info
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table = gtk.Table(2, 2)
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table.set_border_width(5)
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table.set_col_spacings(7)
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table.set_row_spacings(7)
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label_charge = Label('Charge: ' , Label.DESCRIPTION)
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self.label_charge_value = Label(str(self._battery_charge) + '%', Label.DESCRIPTION)
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table.attach(label_charge, 0, 1, 0, 1)
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table.attach(self.label_charge_value, 1,2, 0,1)
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# Charging
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"""
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hbox_charging = gtk.HBox(False, 2)
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l_charging = gtk.Label('Charging: ')
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l_charging.set_justify(gtk.JUSTIFY_LEFT)
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hbox_charging.pack_start(l_charging, False, False, 0)
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self._label_charging = gtk.Label('No')
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self._label_charging.set_justify(gtk.JUSTIFY_LEFT)
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hbox_charging.pack_start(self._label_charging, False, False, 0)
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"""
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alignment = gtk.Alignment(0,0,0,0)
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alignment.add(table)
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hbox.pack_start(alignment, False, False, 0)
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self.frame.add(hbox)
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self.add(self.frame)
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self.show_all()
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# Update every 2 seconds
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gobject.timeout_add(2000, self._update_battery_status)
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def _update_battery_status(self):
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new_charge = self._get_battery_status()
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if new_charge != self._battery_charge:
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self._battery_charge = self._get_battery_status()
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self.label_charge_value.set_text(str(self._battery_charge) + '%')
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self._battery_drw.queue_draw()
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return True
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def do_expose(self, widget, event):
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context = widget.window.cairo_create()
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[width, height] = widget.size_request()
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context.rectangle(0, 0, width, height)
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context.set_source_rgb (0,0,0)
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context.fill_preserve()
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context.stroke()
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self._draw_battery_usage(context, width, height)
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def _get_battery_status(self):
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battery_class_path = '/sys/class/battery/psu_0/'
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capacity_path = battery_class_path + 'capacity_percentage'
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try:
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f = open(capacity_path, 'r')
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val = f.read().split('\n')
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capacity = int(val[0])
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f.close()
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except:
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capacity = 0
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return capacity
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def _draw_battery_usage(self, context, width, height):
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usage_height = (self._battery_charge*height)/100
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context.rectangle(0, height - usage_height, width, height)
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if self._battery_charge > 50:
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context.set_source_rgb (0,1,0)
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if self._battery_charge > 10 and self._battery_charge <= 50:
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context.set_source_rgb (1,1,0)
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if self._battery_charge <= 10:
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context.set_source_rgb (1,0,0)
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context.fill_preserve()
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