From ceb45a9d25d9f8734e130300e4754d39286306b4 Mon Sep 17 00:00:00 2001
From: Ajay Garg <ajay@activitycentral.com>
Date: Wed, 07 Mar 2012 18:16:21 +0000
Subject: au#1100: Control "Extreme Power Management" via gconf.

---
diff --git a/extensions/cpsection/power/view.py b/extensions/cpsection/power/view.py
index 1fb9e39..63553fd 100644
--- a/extensions/cpsection/power/view.py
+++ b/extensions/cpsection/power/view.py
@@ -14,6 +14,7 @@
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 
+import gconf
 import gtk
 from gettext import gettext as _
 
@@ -22,6 +23,10 @@ from sugar.graphics import style
 from jarabe.controlpanel.sectionview import SectionView
 from jarabe.controlpanel.inlinealert import InlineAlert
 
+EXTREME_POWER_MANAGEMENT_GCONF = '/desktop/sugar/power/extreme_management_enabled'
+ALLOW_EXTREME_POWER_MANAGEMENT = \
+        gconf.client_get_default().get_bool(EXTREME_POWER_MANAGEMENT_GCONF) or False
+
 
 class Power(SectionView):
     def __init__(self, model, alerts):
@@ -81,34 +86,36 @@ class Power(SectionView):
             self._automatic_pm_alert.props.msg = self.restart_msg
             self._automatic_pm_alert.show()
 
-        box_extreme_pm = gtk.HBox(spacing=style.DEFAULT_SPACING)
-        label_extreme_pm = gtk.Label(
-                             _('Extreme power management (disables ' \
-                               'wireless radio, increases battery life)'))
-        label_extreme_pm.set_alignment(0, 0.5)
-        self._extreme_button = gtk.CheckButton()
-        self._extreme_button.set_alignment(0, 0)
-        box_extreme_pm.pack_start(self._extreme_button, expand=False)
-        self._extreme_button.show()
-        box_extreme_pm.pack_start(label_extreme_pm, expand=False)
-        group.add_widget(label_extreme_pm)
-        label_extreme_pm.show()
-        box_pm.pack_start(box_extreme_pm, expand=False)
-        box_extreme_pm.show()
-
-        self._extreme_pm_alert = InlineAlert()
-        label_extreme_pm_error = gtk.Label()
-        group.add_widget(label_extreme_pm_error)
-        self._extreme_pm_alert_box.pack_start(label_extreme_pm_error,
-                                              expand=False)
-        label_extreme_pm_error.show()
-        self._extreme_pm_alert_box.pack_start(self._extreme_pm_alert,
-                                              expand=False)
-        box_pm.pack_end(self._extreme_pm_alert_box, expand=False)
-        self._extreme_pm_alert_box.show()
-        if 'extreme_pm' in self.restart_alerts:
-            self._extreme_pm_alert.props.msg = self.restart_msg
-            self._extreme_pm_alert.show()
+        if ALLOW_EXTREME_POWER_MANAGEMENT:
+            box_extreme_pm = gtk.HBox(spacing=style.DEFAULT_SPACING)
+            label_extreme_pm = gtk.Label(
+                    _('Extreme power management (disables ' \
+                            'wireless radio, increases battery life)'))
+            label_extreme_pm.set_alignment(0, 0.5)
+            self._extreme_button = gtk.CheckButton()
+            self._extreme_button.set_alignment(0, 0)
+            box_extreme_pm.pack_start(self._extreme_button, expand=False)
+            self._extreme_button.show()
+            box_extreme_pm.pack_start(label_extreme_pm, expand=False)
+            group.add_widget(label_extreme_pm)
+            label_extreme_pm.show()
+            box_pm.pack_start(box_extreme_pm, expand=False)
+            box_extreme_pm.show()
+
+            self._extreme_pm_alert = InlineAlert()
+            label_extreme_pm_error = gtk.Label()
+            group.add_widget(label_extreme_pm_error)
+            self._extreme_pm_alert_box.pack_start(label_extreme_pm_error,
+                                                  expand=False)
+            label_extreme_pm_error.show()
+            self._extreme_pm_alert_box.pack_start(self._extreme_pm_alert,
+                                                  expand=False)
+            box_pm.pack_end(self._extreme_pm_alert_box, expand=False)
+            self._extreme_pm_alert_box.show()
+
+            if 'extreme_pm' in self.restart_alerts:
+                self._extreme_pm_alert.props.msg = self.restart_msg
+                self._extreme_pm_alert.show()
 
         self.pack_start(box_pm, expand=False)
         box_pm.show()
@@ -118,31 +125,40 @@ class Power(SectionView):
     def setup(self):
         try:
             automatic_state = self._model.get_automatic_pm()
-            extreme_state = self._model.get_extreme_pm()
+            if ALLOW_EXTREME_POWER_MANAGEMENT:
+                extreme_state = self._model.get_extreme_pm()
 
         except Exception, detail:
             self._automatic_pm_alert.props.msg = detail
             self._automatic_pm_alert.show()
 
-            self._extreme_pm_alert.props.msg = detail
-            self._extreme_pm_alert.show()
+            if ALLOW_EXTREME_POWER_MANAGEMENT:
+                self._extreme_pm_alert.props.msg = detail
+                self._extreme_pm_alert.show()
         else:
             self._automatic_button.set_active(automatic_state)
-            self._extreme_button.set_active(extreme_state)
+            if ALLOW_EXTREME_POWER_MANAGEMENT:
+                self._extreme_button.set_active(extreme_state)
+                self._extreme_pm_valid = True
 
-        self._extreme_pm_valid = True
         self._automatic_pm_valid = True
         self.needs_restart = False
         self._automatic_pm_change_handler = self._automatic_button.connect( \
                 'toggled', self.__automatic_pm_toggled_cb)
-        self._extreme_pm_change_handler = self._extreme_button.connect( \
-                'toggled', self.__extreme_pm_toggled_cb)
+
+        if ALLOW_EXTREME_POWER_MANAGEMENT:
+            self._extreme_pm_change_handler = self._extreme_button.connect( \
+                    'toggled', self.__extreme_pm_toggled_cb)
 
     def undo(self):
         self._automatic_button.disconnect(self._automatic_pm_change_handler)
-        self._extreme_button.disconnect(self._extreme_pm_change_handler)
+        if ALLOW_EXTREME_POWER_MANAGEMENT:
+            self._extreme_button.disconnect(self._extreme_pm_change_handler)
+
         self._model.undo()
-        self._extreme_pm_alert.hide()
+
+        if ALLOW_EXTREME_POWER_MANAGEMENT:
+            self._extreme_pm_alert.hide()
         self._automatic_pm_alert.hide()
 
     def _validate(self):
--
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