import threading
import time
from abc import ABC, abstractmethod
from threading import Thread
from tkinter import Label


class ThreadedLabel(ABC, Label):

    def __init__(self, root: Label, stop_event: threading.Event, refresh_rate = None, **kwargs):
        super().__init__(root, **kwargs)
        self.stop_event = stop_event
        self.refresh_rate = refresh_rate
        self.declared_thread: Thread = threading.Thread(target=self.__loop)
        self.declared_thread.start()

    def __loop(self):
        while not self.stop_event.is_set():
            self.task()
            start = time.time()
            while time.time() - start < self.refresh_rate:
                if self.stop_event.is_set():
                    break
                time.sleep(0.2)

    @abstractmethod
    def task(self, *args):
        pass