Move hardwaremanager out of the view to his own module

shell/hardware/Makefile.am

@@ -0,0 +1,4 @@
+sugardir = $(pkgdatadir)/shell/hardware
+sugar_PYTHON =				\
+	__init__.py			\
+	hardwaremanager.py

shell/hardware/hardwaremanager.py

@@ -0,0 +1,69 @@
+# Copyright (C) 2006, 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
+
+import dbus
+
+from _sugar import AudioManager
+
+_HARDWARE_MANAGER_INTERFACE = 'org.laptop.HardwareManager'
+_HARDWARE_MANAGER_SERVICE = 'org.laptop.HardwareManager'
+_HARDWARE_MANAGER_OBJECT_PATH = '/org/laptop/HardwareManager'
+
+COLOR_MODE = 0
+B_AND_W_MODE = 1
+
+class HardwareManager(object):
+    def __init__(self):
+        try:
+            bus = dbus.SystemBus()
+            proxy = bus.get_object(_HARDWARE_MANAGER_SERVICE,
+                                   _HARDWARE_MANAGER_OBJECT_PATH)
+            self._service = dbus.Interface(proxy, _HARDWARE_MANAGER_INTERFACE)
+        except dbus.DBusException:
+            self._service = None
+            logging.error('Hardware manager service not found.')
+
+    def set_display_mode(self, mode):
+        if not self._service:
+            logging.error('Cannot set display mode. Service not found.')
+
+        self._service.set_mode(mode)
+
+    def set_display_brightness(self, level):
+        if not self._service:
+            logging.error('Cannot set display brightness. Service not found.')
+
+        self._service.set_display_brightness(level)
+
+    def toggle_keyboard_brightness(self):
+        if not self._service:
+            logging.error('Cannot set keyboard brightness. Service not found.')
+
+        if self._service.get_keyboard_brightness():
+            self._service.set_keyboard_brightness(False)
+        else:
+            self._service.set_keyboard_brightness(True)            
+
+def get_hardware_manager():
+    return _hardware_manager
+
+def get_audio_manager():
+    return _audio_manager
+
+_hardware_manager = HardwareManager()
+_audio_manager = AudioManager()