[gnome-shell] BluetoothMenu: show the submenu when active but not connected

[Giovanni Campagna <gcampagna src gnome org>]

commit aa426842f275ce4ddabbe60bfec8781adda27dfc
Author: Giovanni Campagna <gcampagna src gnome org>
Date:   Tue Jan 28 21:47:37 2014 +0100

    BluetoothMenu: show the submenu when active but not connected
    
    Following the updated designs for system status, show the submenu
    but not the indicator when bluetooth radio is on but no device
    is connected.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=709353

 js/ui/status/bluetooth.js |   12 ++++++++----
 1 files changed, 8 insertions(+), 4 deletions(-)
---
diff --git a/js/ui/status/bluetooth.js b/js/ui/status/bluetooth.js
index a220d7b..920fbe2 100644
--- a/js/ui/status/bluetooth.js
+++ b/js/ui/status/bluetooth.js
@@ -38,7 +38,10 @@ const Indicator = new Lang.Class({
                                                      log(error.message);
                                                      return;
                                                  }
+
+                                                 this._sync();
                                              }));
+        this._proxy.connect('g-properties-changed', Lang.bind(this, this._sync));
 
         // The Bluetooth menu only appears when Bluetooth is in use,
         // so just statically build it with a "Turn Off" menu item.
@@ -90,11 +93,12 @@ const Indicator = new Lang.Class({
     _sync: function() {
         let nDevices = this._getNConnectedDevices();
 
-        let on = nDevices > 0;
-        this._indicator.visible = on;
-        this._item.actor.visible = on;
+        this._indicator.visible = nDevices > 0;
+        this._item.actor.visible = !this._proxy.BluetoothAirplaneMode;
 
-        if (on)
+        if (nDevices > 0)
             this._item.status.text = ngettext("%d Connected Device", "%d Connected Devices", 
nDevices).format(nDevices);
+        else
+            this._item.status.text = _("Not Connected");
     },
 });