int value = data.toObject()["value"].toDouble() * 100;
value = qBound(0, value, 100);
- for (AudioRole *ar : m_roles) {
+ for (QObject *o : m_roles) {
+ AudioRole *ar = static_cast<AudioRole*>(o);
if (ar->Name() == name) {
ar->BeginUpdate();
ar->setValue(value);