27 lines
703 B
Python
27 lines
703 B
Python
class EventHandler(object):
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"""
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Class to connect events to event handlers.
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"""
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def __init__(self):
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self.handlers = {}
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def connect(self, event_name, handler):
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"""
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Connect an event handler to an event. Append it to handlers list.
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"""
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try:
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self.handlers[event_name].append(handler)
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except KeyError:
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self.handlers[event_name] = [handler]
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def raiseEvent(self, event_name, *args):
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"""
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Raiser an event: call each handler for this event_name.
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"""
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if event_name not in self.handlers:
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return
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for handler in self.handlers[event_name]:
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handler(*args)
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