Added event system functionality
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@ -6,10 +6,6 @@ import faulthandler
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import traceback
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from setproctitle import setproctitle
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import tracemalloc
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tracemalloc.start()
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# Lib imports
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import gi
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gi.require_version('Gtk', '3.0')
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@ -18,6 +18,12 @@ class EventSystem:
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def subscribe(self, event_type, fn):
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self.subscribers[event_type].append(fn)
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def unsubscribe(self, event_type, fn):
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self.subscribers[event_type].remove(fn)
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def unsubscribe_all(self, event_type):
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self.subscribers.pop(event_type, None)
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def emit(self, event_type, data = None):
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if event_type in self.subscribers:
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for fn in self.subscribers[event_type]:
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@ -29,8 +35,8 @@ class EventSystem:
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else:
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fn()
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# NOTE: Should be used when signal has only one listener and vis-a-vis
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def emit_and_await(self, event_type, data = None):
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""" NOTE: Should be used when signal has only one listener and vis-a-vis """
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if event_type in self.subscribers:
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for fn in self.subscribers[event_type]:
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if data:
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