mirror of https://github.com/Mikaela/Limnoria.git
Add callback (mainly useful for plugins) for config edits. Closes GH-24.
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@ -308,6 +308,7 @@ class Value(Group):
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self._default = default
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self._showDefault = showDefault
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self._help = utils.str.normalizeWhitespace(help.strip())
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self._callbacks = []
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if setDefault:
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self.setValue(default)
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@ -345,6 +346,19 @@ class Value(Group):
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for (name, v) in self._children.items():
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if v.__class__ is self.X:
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self.unregister(name)
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# We call the callback once everything is clean
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for callback, args, kwargs in self._callbacks:
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callback(*args, **kwargs)
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def addCallback(self, callback, *args, **kwargs):
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"""Add a callback to the list. A callback is a function that will be
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called when the value is changed. You can give this function as many
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extra arguments as you wish, they will be passed to the callback."""
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self._callbacks.append((callback, args, kwargs))
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def removeCallback(self, callback):
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"""Remove all occurences of this callbacks from the callback list."""
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self._callbacks = [x for x in self._callbacks if x[0] is not callback]
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def __str__(self):
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return repr(self())
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