import sys
import time
from PyQt5.QtWidgets import QApplication, QPushButton, QDateTimeEdit, QWidget, QVBoxLayout
from PyQt5.QtCore import pyqtSignal, pyqtBoundSignal, QThread
import window2
class Window(QWidget):
def __init__(self):
super(Window, self).__init__()
self.setWindowTitle("window1")
self.countButton = QPushButton()
self.dateTimeEdit = QDateTimeEdit()
self.button = QPushButton()
# self.button.clicked.connect(self.a)
self.vLayout = QVBoxLayout(self)
self.vLayout.addWidget(self.countButton)
self.vLayout.addWidget(self.dateTimeEdit)
self.vLayout.addWidget(self.button)
# countSignal = signal()
# countSignal.start()
# 加self即可，具体原因不清楚
# self.countSignal = signal()
# self.countSignal.start()
class signal(QThread):
countSignal: pyqtBoundSignal
countSignal = pyqtSignal(int)
def __init__(self):
super(signal, self).__init__()
self.number = 0
def run(self):
while 1:
print(self.number)
self.countSignal.emit(self.number)
time.sleep(1)
self.number += 1
if __name__ == "__main__":
app = QApplication(sys.argv)
window = Window()
window.show()
sys.exit(app.exec_())
