Display spinner cursor when saving after closing the activity, OLPC #11691

Signed-off-by: Simon Schampijer <simon@laptop.org>
Reviewed-by: Daniel Drake <dsd@laptop.org>
Tested-by: Manuel Quiñones <manuq@laptop.org>

src/sugar3/activity/activity.py

@@ -937,6 +937,7 @@ class Activity(Window, Gtk.Container):
         if not self.can_close():
             return
 
+        self.get_window().set_cursor(Gdk.Cursor(Gdk.CursorType.WATCH))
         self.emit('_closing')
 
         if not self._closing: