[PyQt] Event Handling

[PyQt] Event Handling - Mouse clicked

Target

1. Create a button "Click" on window

2. When the button is pressed, display message dialog "Button Clicked"

Source code

import sys
from PyQt5.QtWidgets import *
from PyQt5.QtCore import *

class MyWindow(QMainWindow):
    def __init__(self):
        super().__init__()
        self.setWindowTitle("PyQT")
        self.setGeometry(100, 100, 300, 400)

        btn1 = QPushButton("Click", self)
        btn1.move(20, 20)
        btn1.clicked.connect(self.btn1_clicked)

    def btn1_clicked(self):
        QMessageBox.about(self, "Message", "Button clicked")

if __name__ == "__main__":
    app = QApplication(sys.argv)
    myWindow = MyWindow()
    myWindow.show()
    app.exec_()

Result