examples/statemachine/twowaybutton#
(You can also check this code in the repository)
# Copyright (C) 2010 velociraptor Genjix <aphidia@hotmail.com>
# Copyright (C) 2022 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
import sys
from PySide6.QtWidgets import QApplication, QPushButton
from PySide6.QtStateMachine import QState, QStateMachine
if __name__ == '__main__':
app = QApplication(sys.argv)
button = QPushButton()
machine = QStateMachine()
off = QState()
off.assignProperty(button, 'text', 'Off')
off.setObjectName('off')
on = QState()
on.setObjectName('on')
on.assignProperty(button, 'text', 'On')
off.addTransition(button.clicked, on)
on.addTransition(button.clicked, off)
machine.addState(off)
machine.addState(on)
machine.setInitialState(off)
machine.start()
button.resize(100, 50)
button.show()
sys.exit(app.exec())