60 lines
1.8 KiB
Python
60 lines
1.8 KiB
Python
# Python imports
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# Lib imports
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# Application imports
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class EventSystem:
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""" Inheret IPCServerMixin. Create an pub/sub systems. """
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def __init__(self):
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# NOTE: The format used is list of ['who', target, (data,)] Where:
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# who is the sender or target ID and is used for context and control flow,
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# method_target is the method to call,
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# data is the method parameters OR message data to give
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# Where data may be any kind of data
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self._gui_events = []
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self._module_events = []
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# Makeshift "events" system FIFO
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def _pop_gui_event(self) -> None:
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if len(self._gui_events) > 0:
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return self._gui_events.pop(0)
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return None
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def _pop_module_event(self) -> None:
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if len(self._module_events) > 0:
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return self._module_events.pop(0)
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return None
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def push_gui_event(self, event: list) -> None:
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if len(event) == 3:
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self._gui_events.append(event)
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return None
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raise Exception("Invald event format! Please do: ['sender_id': str, method_target: method, (data,): any]")
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def push_module_event(self, event: list) -> None:
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if len(event) == 3:
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self._module_events.append(event)
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return None
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raise Exception("Invald event format! Please do: ['target_id': str, method_target: method, (data,): any]")
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def read_gui_event(self) -> list:
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return self._gui_events[0] if self._gui_events else None
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def read_module_event(self) -> list:
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return self._module_events[0] if self._module_events else None
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def consume_gui_event(self) -> list:
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return self._pop_gui_event()
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def consume_module_event(self) -> list:
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return self._pop_module_event()
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