+void slave_fader(NonLinearFader *master, NonLinearFader *slave)
+{
+ QWidget::connect(master, &NonLinearFader::dbValueChanged, [slave](double value) {
+ slave->blockSignals(true);
+ slave->setDbValue(value);
+ slave->blockSignals(false);
+ });
+ QWidget::connect(slave, &NonLinearFader::dbValueChanged, [master](double value){
+ master->setDbValue(value);
+ });
+}
+