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https://github.com/onyx-and-iris/obsws-python.git
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b5b69de218
subject module added, supports callbacks. events module added. Provides an event listener and callback trigger. import isorted, code run through black. toml section added to readme. added a couple of examples.
59 lines
1.5 KiB
Python
59 lines
1.5 KiB
Python
import re
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class Callback:
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"""Adds support for callbacks"""
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def __init__(self):
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"""list of current callbacks"""
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self._callbacks = list()
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def to_camel_case(self, s):
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s = "".join(word.title() for word in s.split("_"))
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return s[2:]
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def to_snake_case(self, s):
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s = re.sub(r"(?<!^)(?=[A-Z])", "_", s).lower()
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return f"on_{s}"
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def get(self) -> list:
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"""returns a list of registered events"""
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return [self.to_camel_case(fn.__name__) for fn in self._callbacks]
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def trigger(self, event, data=None):
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"""trigger callback on update"""
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for fn in self._callbacks:
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if fn.__name__ == self.to_snake_case(event):
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if "eventData" in data:
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fn(data["eventData"])
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else:
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fn()
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def register(self, fns):
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"""registers callback functions"""
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try:
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iter(fns)
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for fn in fns:
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if fn not in self._callbacks:
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self._callbacks.append(fn)
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except TypeError as e:
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if fns not in self._callbacks:
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self._callbacks.append(fns)
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def deregister(self, callback):
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"""deregisters a callback from _callbacks"""
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try:
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self._callbacks.remove(callback)
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except ValueError:
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print(f"Failed to remove: {callback}")
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def clear(self):
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"""clears the _callbacks list"""
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self._callbacks.clear()
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