Method constructor

source/windowing/StarWidgetParsing.cpp:85–117

}

List<WidgetConstructResult> WidgetParser::constructor(Json const& config) {
  List<WidgetConstructResult> widgets;

  auto addWidget = [this, &widgets](Json const& memberConfig) {
    if (memberConfig.type() != Json::Type::Object || !memberConfig.contains("type") || !memberConfig.contains("name"))
      throw WidgetParserException(
          "Malformed gui json: member configuration is either not a map, or does not specify a widget name and type");
    String type = memberConfig.getString("type");
    if (type == "include") {
      widgets.appendAll(constructor(Root::singleton().assets()->json(memberConfig.getString("file"))));
    } else {
      if (!m_constructors.contains(type)) {
        throw WidgetParserException(strf("Unknown type in gui json. {}", type));
      }
      auto constructResult =
          m_constructors.get(memberConfig.getString("type"))(memberConfig.getString("name"), memberConfig);
      if (constructResult.obj)
        widgets.append(constructResult);
    }
  };

  if (config.isType(Json::Type::Object)) {
    for (auto const& kvpair : config.iterateObject())
      addWidget(kvpair.second.set("name", kvpair.first));
  } else if (config.isType(Json::Type::Array)) {
    for (auto const& elem : config.iterateArray())
      addWidget(elem);
  } else {
    throw WidgetParserException(strf("Malformed gui json, expected a Map or a List. Instead got {}", config));
  }

  return widgets;
}

void WidgetParser::registerCallback(String const& name, WidgetCallbackFunc callback) {
  m_callbacks[name] = callback;