accel.group to add the menu items accelerator to
(this only applies to stock items so a stock item must already
be set, make sure to call gtkImageMenuItemSetUseStock
and gtkMenuItemSetLabel with a valid stock item first).gtkImageMenuItemSetAccelGroup(object, accel.group)objectaccel.groupGtkAccelGroupgtkImageMenuItemNewFromStock).
Since 2.16