from PyQt5 import QtCore, QtWidgets from dragwidget import DragWidget if __name__ == "__main__": import sys app = QtWidgets.QApplication(sys.argv) if hasattr(QtWidgets.QApplication, "setNavigationMode"): QtWidgets.QApplication.setNavigationMode( QtCore.Qt.NavigationModeCursorAuto) window = DragWidget() smallScreen = "-small-screen" in QtWidgets.QApplication.arguments() if smallScreen: window.showFullScreen() else: window.show() sys.exit(app.exec_())