66 lines
1.6 KiB
Python
66 lines
1.6 KiB
Python
#!/usr/bin/env python
|
|
# -*- coding: utf-8 -*-
|
|
|
|
"""
|
|
Created on 2019年3月8日
|
|
@author: Irony
|
|
@site: https://pyqt.site , https://github.com/PyQt5
|
|
@email: 892768447@qq.com
|
|
@file: Threading.QtThreading
|
|
@description:
|
|
"""
|
|
from threading import Thread
|
|
from time import sleep
|
|
|
|
try:
|
|
from PyQt5.QtCore import QObject, pyqtSignal, QTimer, Qt
|
|
from PyQt5.QtWidgets import QWidget, QVBoxLayout, QProgressBar, QApplication
|
|
except ImportError:
|
|
from PySide2.QtCore import QObject, Signal as pyqtSignal, QTimer, Qt
|
|
from PySide2.QtWidgets import QWidget, QVBoxLayout, QProgressBar, QApplication
|
|
|
|
|
|
class _Signals(QObject):
|
|
updateProgress = pyqtSignal(int)
|
|
|
|
|
|
Signals = _Signals()
|
|
|
|
|
|
class UpdateThread(Thread):
|
|
|
|
def run(self):
|
|
self.i = 0
|
|
for i in range(101):
|
|
self.i += 1
|
|
Signals.updateProgress.emit(i)
|
|
sleep(1)
|
|
self.i = 0
|
|
Signals.updateProgress.emit(i)
|
|
|
|
|
|
class Window(QWidget):
|
|
|
|
def __init__(self, *args, **kwargs):
|
|
super(Window, self).__init__(*args, **kwargs)
|
|
self.resize(400, 400)
|
|
layout = QVBoxLayout(self)
|
|
self.progressBar = QProgressBar(self)
|
|
layout.addWidget(self.progressBar)
|
|
Signals.updateProgress.connect(
|
|
self.progressBar.setValue, type=Qt.QueuedConnection)
|
|
|
|
QTimer.singleShot(2000, self.doStart)
|
|
|
|
def doStart(self):
|
|
self.updateThread = UpdateThread(daemon=True)
|
|
self.updateThread.start()
|
|
|
|
|
|
if __name__ == '__main__':
|
|
import sys
|
|
|
|
app = QApplication(sys.argv)
|
|
w = Window()
|
|
w.show()
|
|
sys.exit(app.exec_())
|