diff options
Diffstat (limited to 'extensions/deviceicon/battery.py')
| -rw-r--r-- | extensions/deviceicon/battery.py | 252 |
1 files changed, 0 insertions, 252 deletions
diff --git a/extensions/deviceicon/battery.py b/extensions/deviceicon/battery.py deleted file mode 100644 index c25d124..0000000 --- a/extensions/deviceicon/battery.py +++ /dev/null @@ -1,252 +0,0 @@ -# Copyright (C) 2006-2007, Red Hat, Inc. -# -# 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 logging -from gettext import gettext as _ -import gconf - -import gobject -import gtk -import dbus - -from sugar.graphics import style -from sugar.graphics.icon import get_icon_state -from sugar.graphics.tray import TrayIcon -from sugar.graphics.palette import Palette -from sugar.graphics.xocolor import XoColor - -from jarabe.frame.frameinvoker import FrameWidgetInvoker - -_ICON_NAME = 'battery' - -_STATUS_CHARGING = 0 -_STATUS_DISCHARGING = 1 -_STATUS_FULLY_CHARGED = 2 -_STATUS_NOT_PRESENT = 3 - -_LEVEL_PROP = 'battery.charge_level.percentage' -_CHARGING_PROP = 'battery.rechargeable.is_charging' -_DISCHARGING_PROP = 'battery.rechargeable.is_discharging' -_PRESENT_PROP = 'battery.present' - -class DeviceView(TrayIcon): - - FRAME_POSITION_RELATIVE = 1000 - - def __init__(self, udi): - client = gconf.client_get_default() - self._color = XoColor(client.get_string('/desktop/sugar/user/color')) - - TrayIcon.__init__(self, icon_name=_ICON_NAME, xo_color=self._color) - - self._model = DeviceModel(udi) - self.palette = BatteryPalette(_('My Battery')) - self.set_palette(self.palette) - self.palette.props.invoker = FrameWidgetInvoker(self) - self.palette.set_group_id('frame') - - self._model.connect('notify::level', - self._battery_status_changed_cb) - self._model.connect('notify::charging', - self._battery_status_changed_cb) - self._model.connect('notify::discharging', - self._battery_status_changed_cb) - self._model.connect('notify::present', - self._battery_status_changed_cb) - self._update_info() - - def _update_info(self): - name = _ICON_NAME - current_level = self._model.props.level - xo_color = self._color - badge_name = None - - if not self._model.props.present: - status = _STATUS_NOT_PRESENT - badge_name = None - xo_color = XoColor('%s,%s' % (style.COLOR_WHITE.get_svg(), - style.COLOR_WHITE.get_svg())) - elif self._model.props.charging: - status = _STATUS_CHARGING - name += '-charging' - xo_color = XoColor('%s,%s' % (style.COLOR_WHITE.get_svg(), - style.COLOR_WHITE.get_svg())) - elif self._model.props.discharging: - status = _STATUS_DISCHARGING - if current_level <= 15: - badge_name = 'emblem-warning' - else: - status = _STATUS_FULLY_CHARGED - - self.icon.props.icon_name = get_icon_state(name, current_level, step=-5) - self.icon.props.xo_color = xo_color - self.icon.props.badge_name = badge_name - - self.palette.set_level(current_level) - self.palette.set_status(status) - - def _battery_status_changed_cb(self, pspec, param): - self._update_info() - -class BatteryPalette(Palette): - - def __init__(self, primary_text): - Palette.__init__(self, primary_text) - - self._level = 0 - self._progress_bar = gtk.ProgressBar() - self._progress_bar.set_size_request( - style.zoom(style.GRID_CELL_SIZE * 4), -1) - self._progress_bar.show() - self._status_label = gtk.Label() - self._status_label.show() - - vbox = gtk.VBox() - vbox.pack_start(self._progress_bar) - vbox.pack_start(self._status_label) - vbox.show() - - self._progress_widget = vbox - self.set_content(self._progress_widget) - - def set_level(self, percent): - self._level = percent - fraction = percent / 100.0 - self._progress_bar.set_fraction(fraction) - - def set_status(self, status): - current_level = self._level - secondary_text = '' - status_text = '%s%%' % current_level - - progress_widget = self._progress_widget - if status == _STATUS_NOT_PRESENT: - secondary_text = _('Removed') - progress_widget = None - elif status == _STATUS_CHARGING: - secondary_text = _('Charging') - elif status == _STATUS_DISCHARGING: - if current_level <= 15: - secondary_text = _('Very little power remaining') - else: - #TODO: make this less of an wild/educated guess - minutes_remaining = int(current_level / 0.59) - remaining_hourpart = minutes_remaining / 60 - remaining_minpart = minutes_remaining % 60 - secondary_text = _('%(hour)d:%(min).2d remaining' - % { 'hour': remaining_hourpart, - 'min': remaining_minpart}) - else: - secondary_text = _('Charged') - self.set_content(progress_widget) - - self.props.secondary_text = secondary_text - self._status_label.set_text(status_text) - -class DeviceModel(gobject.GObject): - __gproperties__ = { - 'level' : (int, None, None, 0, 100, 0, - gobject.PARAM_READABLE), - 'charging' : (bool, None, None, False, - gobject.PARAM_READABLE), - 'discharging' : (bool, None, None, False, - gobject.PARAM_READABLE), - 'present' : (bool, None, None, False, - gobject.PARAM_READABLE) - } - - def __init__(self, udi): - gobject.GObject.__init__(self) - - bus = dbus.Bus(dbus.Bus.TYPE_SYSTEM) - proxy = bus.get_object('org.freedesktop.Hal', udi, - follow_name_owner_changes=True) - self._battery = dbus.Interface(proxy, 'org.freedesktop.Hal.Device') - bus.add_signal_receiver(self._battery_changed, - 'PropertyModified', - 'org.freedesktop.Hal.Device', - 'org.freedesktop.Hal', - udi) - - self._level = self._get_level() - self._charging = self._get_charging() - self._discharging = self._get_discharging() - self._present = self._get_present() - - def _get_level(self): - try: - return self._battery.GetProperty(_LEVEL_PROP) - except dbus.DBusException: - logging.error('Cannot access %s' % _LEVEL_PROP) - return 0 - - def _get_charging(self): - try: - return self._battery.GetProperty(_CHARGING_PROP) - except dbus.DBusException: - logging.error('Cannot access %s' % _CHARGING_PROP) - return False - - def _get_discharging(self): - try: - return self._battery.GetProperty(_DISCHARGING_PROP) - except dbus.DBusException: - logging.error('Cannot access %s' % _DISCHARGING_PROP) - return False - - def _get_present(self): - try: - return self._battery.GetProperty(_PRESENT_PROP) - except dbus.DBusException: - logging.error('Cannot access %s' % _PRESENT_PROP) - return False - - def do_get_property(self, pspec): - if pspec.name == 'level': - return self._level - if pspec.name == 'charging': - return self._charging - if pspec.name == 'discharging': - return self._discharging - if pspec.name == 'present': - return self._present - - def get_type(self): - return 'battery' - - def _battery_changed(self, num_changes, changes_list): - for change in changes_list: - if change[0] == _LEVEL_PROP: - self._level = self._get_level() - self.notify('level') - elif change[0] == _CHARGING_PROP: - self._charging = self._get_charging() - self.notify('charging') - elif change[0] == _DISCHARGING_PROP: - self._discharging = self._get_discharging() - self.notify('discharging') - elif change[0] == _PRESENT_PROP: - self._present = self._get_present() - self.notify('present') - -def setup(tray): - bus = dbus.Bus(dbus.Bus.TYPE_SYSTEM) - proxy = bus.get_object('org.freedesktop.Hal', - '/org/freedesktop/Hal/Manager') - hal_manager = dbus.Interface(proxy, 'org.freedesktop.Hal.Manager') - - for udi in hal_manager.FindDeviceByCapability('battery'): - tray.add_device(DeviceView(udi)) |