- QSpinBox *spinner = new QSpinBox(this);
- spinner->setRange(-1, 127);
+ QSpinBox *spinner;
+ if (control_type == ControlType::CONTROLLER) {
+ spinner = new ControllerSpinBox(this);
+ spinner->setRange(-1, 128); // 128 for pitch bend.
+ } else {
+ spinner = new QSpinBox(this);
+ spinner->setRange(-1, 127);
+ }