Fix brightness keybinding

README

@@ -22,10 +22,6 @@ F1     Mesh zoom level
 F2     Friends zoom level
 F3     Home zoom level
 F4     Activity zoom level
-F5     Decrease brightness (DCON)
-F6     Increase brightness (DCON)
-F7     Color mode (DCON)
-F8     Black and white mode (DCON)
 
 Shift+Alt+F9     Show the frame
 Shift+Alt+F10    Toggle chat visibility

shell/view/Shell.py

@@ -103,12 +103,22 @@ class Shell(gobject.GObject):
         elif key == 'F4':
             self.set_zoom_level(sugar.ZOOM_ACTIVITY)
         elif key == 'F5':
-            self._dcon_manager.decrease_brightness()
+            self._dcon_manager.set_brightness(0)
+        elif key == 'F16':
+            self._dcon_manager.set_brightness(3)
         elif key == 'F6':
-            self._dcon_manager.increase_brightness()
+            self._dcon_manager.set_brightness(5)
+        elif key == 'F17':
+            self._dcon_manager.set_brightness(7)
         elif key == 'F7':
-            self._dcon_manager.set_mode(DCONManager.COLOR_MODE)
+            self._dcon_manager.set_brightness(9)
+        elif key == 'F18':
+            self._dcon_manager.set_brightness(12)
         elif key == 'F8':
+            self._dcon_manager.set_brightness(15)
+        elif key == '<alt>F5':
+            self._dcon_manager.set_mode(DCONManager.COLOR_MODE)
+        elif key == '<alt>F8':
             self._dcon_manager.set_mode(DCONManager.BLACK_AND_WHITE_MODE)
         elif key == '<shft><alt>F9':
             self._frame.notify_key_press()

shell/view/dconmanager.py

@@ -32,12 +32,5 @@ class DCONManager(object):
     def set_mode(self, mode):
         self._service.set_mode(mode)
 
-    def increase_brightness(self):
-        level = self._service.get_backlight_level()
-        if level >= 0:
-            self._service.set_backlight_level(level + 1)
-
-    def decrease_brightness(self):
-        level = self._service.get_backlight_level()
-        if level >= 0:
-            self._service.set_backlight_level(level - 1)
+    def set_brightness(self, level):
+        self._service.set_backlight_level(level)