Method loop

src/activities/settings/SettingsActivity.cpp:115–183

}

void SettingsActivity::loop() {
  bool hasChangedCategory = false;

  // Handle actions with early return
  if (mappedInput.wasPressed(MappedInputManager::Button::Confirm)) {
    if (selectedSettingIndex == 0) {
      selectedCategoryIndex = (selectedCategoryIndex < categoryCount - 1) ? (selectedCategoryIndex + 1) : 0;
      hasChangedCategory = true;
      requestUpdate();
    } else {
      toggleCurrentSetting();
      requestUpdate();
      return;
    }
  }

  if (mappedInput.wasPressed(MappedInputManager::Button::Back)) {
    if (selectedSettingIndex > 0) {
      selectedSettingIndex = 0;
      requestUpdate();
    } else {
      SETTINGS.saveToFile();
      onGoHome();
    }
    return;
  }

  // Handle navigation
  buttonNavigator.onNextRelease([this] {
    selectedSettingIndex = ButtonNavigator::nextIndex(selectedSettingIndex, settingsCount + 1);
    requestUpdate();
  });

  buttonNavigator.onPreviousRelease([this] {
    selectedSettingIndex = ButtonNavigator::previousIndex(selectedSettingIndex, settingsCount + 1);
    requestUpdate();
  });

  buttonNavigator.onNextContinuous([this, &hasChangedCategory] {
    hasChangedCategory = true;
    selectedCategoryIndex = ButtonNavigator::nextIndex(selectedCategoryIndex, categoryCount);
    requestUpdate();
  });

  buttonNavigator.onPreviousContinuous([this, &hasChangedCategory] {
    hasChangedCategory = true;
    selectedCategoryIndex = ButtonNavigator::previousIndex(selectedCategoryIndex, categoryCount);
    requestUpdate();
  });

  if (hasChangedCategory) {
    selectedSettingIndex = (selectedSettingIndex == 0) ? 0 : 1;
    switch (selectedCategoryIndex) {
      case 0:
        currentSettings = &displaySettings;
        break;
      case 1:
        currentSettings = &readerSettings;