helper.py 文件源码

def show_error(message):
    """Display "message" in a "Critical error" message box with 'OK' button."""

    # Create a QMessagebox
    message_box = QtWidgets.QMessageBox()

    message_box.setText(message)
    message_box.setWindowTitle("Error")
    message_box.setWindowIcon(QtGui.QIcon(QtGui.QPixmap(":/icons/grid.png")))
    message_box.setIcon(QtWidgets.QMessageBox.Critical)
    message_box.setStandardButtons(QtWidgets.QMessageBox.Ok)
    message_box.setTextInteractionFlags(QtCore.Qt.TextSelectableByMouse)

    #Show the window
    message_box.exec_()