import sys
from PyQt5.Qt import *
class Window(QWidget):
def __init__(self):
super().__init__()
self.setup_ui()
def setup_ui(self):
self.setWindowTitle("Qt桌面应用程序")
self.resize(300, 300)
desktop_widget = QApplication.desktop()
self.label = QLabel(self)
self.label.setText(f"屏幕宽:{str(desktop_widget.width())} 屏幕高:{str(desktop_widget.height())}")
if __name__ == '__main__':
app = QApplication(sys.argv)
window = Window()
window.show()
sys.exit(app.exec_())