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Added event system functionality

This commit is contained in:
itdominator 2023-01-22 19:51:45 -06:00
parent 81a88a73db
commit 9e7dbb4245
2 changed files with 7 additions and 5 deletions
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4
src/versions/solarfm-0.0.1/SolarFM/solarfm/__main__.py
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@ -6,10 +6,6 @@ import faulthandler
import traceback import traceback
from setproctitle import setproctitle from setproctitle import setproctitle
import tracemalloc
tracemalloc.start()
# Lib imports # Lib imports
import gi import gi
gi.require_version('Gtk', '3.0') gi.require_version('Gtk', '3.0')

8
src/versions/solarfm-0.0.1/SolarFM/solarfm/utils/event_system.py
View File

@ -18,6 +18,12 @@ class EventSystem:
def subscribe(self, event_type, fn): def subscribe(self, event_type, fn):
self.subscribers[event_type].append(fn) self.subscribers[event_type].append(fn)
def unsubscribe(self, event_type, fn):
self.subscribers[event_type].remove(fn)
def unsubscribe_all(self, event_type):
self.subscribers.pop(event_type, None)
def emit(self, event_type, data = None): def emit(self, event_type, data = None):
if event_type in self.subscribers: if event_type in self.subscribers:
for fn in self.subscribers[event_type]: for fn in self.subscribers[event_type]:
@ -29,8 +35,8 @@ class EventSystem:
else: else:
fn() fn()
# NOTE: Should be used when signal has only one listener and vis-a-vis
def emit_and_await(self, event_type, data = None): def emit_and_await(self, event_type, data = None):
""" NOTE: Should be used when signal has only one listener and vis-a-vis """
if event_type in self.subscribers: if event_type in self.subscribers:
for fn in self.subscribers[event_type]: for fn in self.subscribers[event_type]:
if data: if data: