1 files changed, 100 insertions, 0 deletions
diff --git a/src/view/devices/battery.py b/src/view/devices/battery.py
new file mode 100644
index 0000000..09c69df
--- /dev/null
+++ b/src/view/devices/battery.py
@@ -0,0 +1,100 @@
+# 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
+
+from gettext import gettext as _
+
+import gtk
+
+from sugar import profile
+from sugar.graphics.icon import CanvasIcon
+from sugar.graphics.icon import get_icon_state
+from sugar.graphics import style
+from sugar.graphics.palette import Palette
+
+_ICON_NAME = 'battery'
+
+_STATUS_CHARGING = 0
+_STATUS_DISCHARGING = 1
+_STATUS_FULLY_CHARGED = 2
+
+class DeviceView(CanvasIcon):
+    def __init__(self, model):
+        CanvasIcon.__init__(self, size=style.MEDIUM_ICON_SIZE,
+                            xo_color=profile.get_color())
+        self._model = model
+        self._palette = BatteryPalette(_('My Battery life'))
+        self.set_palette(self._palette)
+
+        model.connect('notify::level', self._battery_status_changed_cb)
+        model.connect('notify::charging', self._battery_status_changed_cb)
+        model.connect('notify::discharging', self._battery_status_changed_cb)
+        self._update_info()
+
+    def _update_info(self):
+        name = get_icon_state(_ICON_NAME, self._model.props.level)
+        self.props.icon_name = name
+
+        # Update palette
+        if self._model.props.charging:
+            status = _STATUS_CHARGING
+            self.props.badge_name = 'emblem-charging'
+        elif self._model.props.discharging:
+            status = _STATUS_DISCHARGING
+            self.props.badge_name = None
+        else:
+            status = _STATUS_FULLY_CHARGED
+            self.props.badge_name = None
+
+        self._palette.set_level(self._model.props.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.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.set_content(vbox)
+
+    def set_level(self, percent):
+        self._level = percent
+        fraction = percent/100.0
+        self._progress_bar.set_fraction(fraction)
+
+    def set_status(self, status):
+        percent_string = ' (%s%%)' % self._level
+
+        if status == _STATUS_CHARGING:
+            charge_text = _('Battery charging') + percent_string
+        elif status == _STATUS_DISCHARGING:
+            charge_text = _('Battery discharging') + percent_string
+        elif status == _STATUS_FULLY_CHARGED:
+            charge_text = _('Battery fully charged')
+
+        self._status_label.set_text(charge_text)