tk tray icon loop

checkmailslib/trayicon/tkicon.py

@@ -24,7 +24,7 @@
 It follows http://www.freedesktop.org specifications when looking up the
 system tray manager.
 """
-    
+
 import tkinter
 from checkmailslib.constants import PhotoImage
 
@@ -169,7 +169,8 @@ def change_icon(self, icon, desc):
 
     def loop(self, tk_window):
         # no need to update since it is part of the tk mainloop
-        tk_window.loop_id = ""
+        self.update_idletasks()
+        tk_window.loop_id = tk_window.after(10, self.loop, tk_window)
 
     def get_item_label(self, item):
         return self.menu.entrycget(item, 'label')