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31 lines
663 B
Python
31 lines
663 B
Python
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"""Signal class.
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This class is provided as a way to consistently define and document
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signal types. Signal classes also have a useful string
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representation.
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Louie does not require you to use a subclass of Signal for signals.
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"""
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class _SIGNAL(type):
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"""Base metaclass for signal classes."""
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def __str__(cls):
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return '<Signal: %s>' % (cls.__name__, )
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class Signal(object):
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__metaclass__ = _SIGNAL
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class All(Signal):
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"""Used to represent 'all signals'.
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The All class can be used with connect, disconnect, send, or
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sendExact to denote that the signal should react to all signals,
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not just a particular signal.
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"""
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