PyQt/Demo/SharedMemory.py
2021-07-13 14:52:26 +08:00

34 lines
693 B
Python

#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
Created on 2017年3月30日
@author: Irony
@site: https://pyqt.site , https://github.com/PyQt5
@email: 892768447@qq.com
@file: TestQSharedMemory
@description:
"""
from PyQt5.QtWidgets import QWidget
from Lib.Application import SharedApplication # @UnresolvedImport
class Widget(QWidget):
def __init__(self, *args, **kwargs):
super(Widget, self).__init__(*args, **kwargs)
if __name__ == "__main__":
import sys, os
print(os.getpid())
app = SharedApplication(sys.argv)
if app.isRunning():
print("app have already running")
sys.exit(0)
w = Widget()
w.show()
sys.exit(app.exec_())