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loadingLbl.py
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loadingLbl.py
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from PyQt5.QtWidgets import QLabel
from PyQt5.QtCore import Qt, QTimer
class LoadingLabel(QLabel):
def __init__(self):
super(LoadingLabel, self).__init__()
self.__initVal()
self.__initUi()
def __initVal(self):
self.__default_text = 'Wait'
def __initUi(self):
self.__timer = QTimer(self)
self.setText(self.__default_text)
self.setVisible(False)
self.setAlignment(Qt.AlignVCenter | Qt.AlignCenter)
def __timerInit(self):
self.__timer.timeout.connect(self.__ticking)
self.__timer.singleShot(0, self.__ticking)
self.__timer.start(500)
def __ticking(self):
dot = '.'
cur_text = self.text()
cnt = cur_text.count(dot)
if cnt % 3 == 0 and cnt != 0:
self.setText(self.__default_text + dot)
else:
self.setText(cur_text + dot)
def start(self):
self.setVisible(True)
self.__timerInit()
def stop(self):
self.setVisible(False)
self.__timer.stop()