Function updateLabel

kdevplatform/shell/sourceformatterselectionedit.cpp:50–58

constexpr QLatin1String userStyleNamePrefix("User", 4);

void updateLabel(QLabel& label, const QString& text)
{
    if (text.isEmpty()) {
        label.hide(); // save UI space
    } else {
        label.setText(text);
        label.show();
    }
}

// std::map is chosen for iterator and reference stability relied upon by code in this file.
// Besides, std::map's interface is convenient for searching by name and iterating in order.