# change_icons.py
# Import necessary modules
import sys, random
from PyQt6.QtWidgets import (QApplication, QMainWindow, QWidget,
QLabel, QPushButton, QVBoxLayout)
from PyQt6.QtCore import Qt, QSize
from PyQt6.QtGui import QIcon
class MainWindow(QMainWindow):
def __init__(self):
super().__init__()
self.initializeUI()
def initializeUI(self):
"""Set up the application's GUI."""
self.setMinimumSize(200, 200)
self.setWindowTitle("Changing Icons Example")
self.setWindowIcon(QIcon("images/pyqt_logo.png"))
self.setUpMainWindow()
self.show()
def setUpMainWindow(self):
"""Create and arrange widgets in the main window."""
info_label = QLabel("Click on the button and select a fruit.")
info_label.setAlignment(Qt.AlignmentFlag.AlignCenter)
self.images = [
"images/1_apple.png", "images/2_pineapple.png",
"images/3_watermelon.png", "images/4_banana.png"]
self.icon_button = QPushButton()
self.icon_button.setIcon(QIcon(random.choice(self.images)))
self.icon_button.setIconSize(QSize(60, 60))
self.icon_button.clicked.connect(self.changeButtonIcon)
# Create vertical layout and add widgets
main_v_box = QVBoxLayout()
main_v_box.addWidget(info_label)
main_v_box.addWidget(self.icon_button)
# Set main layout of window
container = QWidget()
container.setLayout(main_v_box)
self.setCentralWidget(container)
def changeButtonIcon(self):
"""When the button is clicked, change the icon to
a different random icon from the images list."""
self.icon_button.setIcon(QIcon(random.choice(self.images)))
self.icon_button.setIconSize(QSize(60, 60))
if __name__ == '__main__':
app = QApplication(sys.argv)
window = MainWindow()
sys.exit(app.exec())
