Button with PyQt6

This sample program demonstrate how to format a button, place it on a specific location in the window and try to execute a command upon pressing.

Output:

The code:

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import sys import os from PyQt6.QtWidgets import QApplication, QWidget, QPushButton class Window(QWidget): def __init__(self): super(Window, self).__init__() self.initUI() def initUI(self): pb1 = QPushButton('Exit', self) pb1.setGeometry(50, 20, 250, 30) pb1.setStyleSheet('QPushButton {background-color: #2F569B; color: #d4d4d4;}') pb1.clicked.connect(onClick_pb1) pb2 = QPushButton('Click Me!', self) pb2.setGeometry(50, 60, 250, 30) pb2.setStyleSheet('QPushButton {background-color: #2F569B; color: #d4d4d4;}') pb2.clicked.connect(self.onClick_pb2) pb3 = QPushButton('Open Notepad', self) pb3.setGeometry(50, 100, 250, 30) pb3.setStyleSheet('QPushButton {background-color: #2F569B; color: #d4d4d4;}') pb3.clicked.connect(onClick_pb3) self.setGeometry(25, 45, 350, 150) self.setWindowTitle('Post 1') self.show() def onClick_pb2(self): print("clicked") def onClick_pb3(): os.popen(r"C:\WINDOWS\system32\notepad.exe") def onClick_pb1(): exit() def main(): app = QApplication(sys.argv) ex = Window() sys.exit(app.exec()) if __name__ == '__main__': main()