Qt6のQSliderで100%に吸着させるには?

1. 準備

QSlider *slider = new QSlider(Qt::Horizontal);
slider->setRange(-1000, 1000);
slider->setValue(0);

connect(slider, &QSlider::sliderReleased, this, [slider]() {
    if (std::abs(slider->value()) < 30)
        slider->setValue(0);
});