Method updateRegister

app/src/DataModel/ProjectModel.cpp:5390–5424

* @brief Updates an existing register -- rename, retype, and/or default value. * Returns true only when the update was applied and tablesChanged() was * emitted; false on every validation-failure path so callers can key * refresh-suppression off confirmed success rather than emit timing. */

 *        refresh-suppression off confirmed success rather than emit timing.
 */
bool DataModel::ProjectModel::updateRegister(const QString& table,
                                             const QString& registerName,
                                             const QString& newName,
                                             bool computed,
                                             const QVariant& defaultValue)
{
  const int idx = findTableIndexByPath(table);
  if (idx < 0)
    return false;

  auto it = m_tables.begin() + idx;

  const QString n = newName.simplified();
  if (n.isEmpty())
    return false;

  if (n != registerName) {
    for (const auto& r : it->registers)
      if (r.name == n)
        return false;
  }

  for (auto& r : it->registers) {
    if (r.name == registerName) {
      r.name         = n;
      r.type         = computed ? RegisterType::Computed : RegisterType::Constant;
      r.defaultValue = defaultValue.isValid() ? defaultValue : r.defaultValue;
      setModified(true);
      Q_EMIT tablesChanged();
      return true;
    }
  }

  return false;
}

/**
 * @brief Returns the register list of a table as a QVariantList for QML.