Method operator<

pj_widgets/src/CurveTreeView.cpp:84–92

  explicit CurveTreeItem(QTreeWidgetItem* parent) : QTreeWidgetItem(parent) {}

  bool operator<(const QTreeWidgetItem& other) const override {
    const QString lhs_key = sortKeyForItem(*this);
    const QString rhs_key = sortKeyForItem(other);
    const int folded_compare = QString::localeAwareCompare(lhs_key, rhs_key);
    if (folded_compare != 0) {
      return folded_compare < 0;
    }
    return QString::localeAwareCompare(text(kNameColumn), other.text(kNameColumn)) < 0;
  }
};

class CurveTreeItemDelegate : public QStyledItemDelegate {