ui_controls.py
def on_menu_item(self, f_cb):
        """ property to assign on when menu item is clicked or
            pushed by keyboard callback 
        """
        self._on_menu_item_cb = types.MethodType(f_cb, self)
 property to assign on when menu item is clicked or
            pushed by keyboard callback 
        
property to assign on when menu item is clicked or
pushed by keyboard callback
property to assign on when menu item is clicked or pushed by keyboard callback
def on_menu_item(self, f_cb):
        self._on_menu_item_cb = types.MethodType(f_cb, self)
def on_menu_item ( self , f_cb ) : self . _on_menu_item_cb = types . MethodType ( f_cb , self )
property to assign on when menu item is clicked or
pushed by keyboard callback
property to assign on when menu item is clicked or pushed by keyboard callback
""" property to assign on when menu item is clicked or
            pushed by keyboard callback 
        """
self
f_cb