Signal Functions ================ .. currentmodule:: urwid The :func:`urwid.\*_signal` functions use a shared Signals object instance for tracking registered and connected signals. There is no reason to instantiate your own Signals object. .. function:: connect_signal(obj, name, callback, user_arg=None, weak_args=None, user_args=None) .. automethod:: Signals.connect .. function:: disconnect_by_key(obj, name, key) .. automethod:: Signals.disconnect_by_key .. function:: disconnect_signal(obj, name, callback, user_arg=None, weak_args=None, user_args=None) .. automethod:: Signals.disconnect .. function:: register_signal(sig_cls, signals) .. automethod:: Signals.register .. function:: emit_signal(obj, name, \*args) .. automethod:: Signals.emit