pyqt example SharedMemory (snippet)

Python pyqt (gui) example 'SharedMemory'

SharedMemory

Python pyqt example: SharedMemory

#!/usr/bin/env python
# -*- coding: utf-8 -*-

'''
Created on 2017年3月30日
@author: Irony."[讽刺]
@site: https://pyqt5.com , https://github.com/892768447
@email: [email protected]
@file: TestQSharedMemory
@description: 
'''
from PyQt5.QtWidgets import QWidget


from Lib.Application import SharedApplication  # @UnresolvedImport

__version__ = "0.0.1"

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_())

Useful links

Learn PyQt: https://pythonbasics.org/pyqt-hello-world/
Install PyQt: https://pythonbasics.org/install-pyqt/