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34 lines
814 B
Python
34 lines
814 B
Python
#!/usr/bin/env python
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# --!-- coding: utf8 --!--
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from collections.abc import Callable
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from enum import Enum, unique
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from manuskript.data.unique_id import UniqueID
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@unique
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class LinkAction(Enum):
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DELETE = 0
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UPDATE = 1
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RELOAD = 2
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class Links:
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def __init__(self):
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self.callbacks = list()
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def add(self, callback: Callable[[LinkAction, UniqueID, any], None]):
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self.callbacks.append(callback)
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def remove(self, callback: Callable[[LinkAction, UniqueID, any], None]):
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if callback in self.callbacks:
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self.callbacks.remove(callback)
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def call(self, action: LinkAction, UID: UniqueID, host: any):
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for callback in self.callbacks:
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callback(action, UID, host)
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if action == LinkAction.DELETE:
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self.callbacks.clear()
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