Function serialize

app/src/DataModel/Frame.h:349–366

* @brief Serializes an OutputWidget to a QJsonObject. */

 * @brief Serializes an OutputWidget to a QJsonObject.
 */
[[nodiscard]] inline QJsonObject serialize(const OutputWidget& w)
{
  QJsonObject obj;
  obj.insert(Keys::Icon, w.icon);
  obj.insert(Keys::Title, w.title);
  obj.insert(Keys::SourceId, w.sourceId);
  obj.insert(Keys::OutputType, static_cast<int>(w.type));
  obj.insert(Keys::OutputMinValue, w.minValue);
  obj.insert(Keys::OutputMaxValue, w.maxValue);
  obj.insert(Keys::OutputStepSize, w.stepSize);
  obj.insert(Keys::OutputInitialValue, w.initialValue);
  if (w.monoIcon)
    obj.insert(Keys::OutputMonoIcon, true);

  obj.insert(Keys::TransmitFunction, w.transmitFunction);
  obj.insert(Keys::OutputTxEncoding, w.txEncoding);
  return obj;
}

/**
 * @brief Deserializes an OutputWidget from a QJsonObject (Frame.cpp: uses SerialStudio::toDouble).