Method loop

src/activities/reader/EpubReaderMenuActivity.cpp:52–90

void EpubReaderMenuActivity::onExit() { Activity::onExit(); }

void EpubReaderMenuActivity::loop() {
  // Handle navigation
  buttonNavigator.onNext([this] {
    selectedIndex = ButtonNavigator::nextIndex(selectedIndex, static_cast<int>(menuItems.size()));
    requestUpdate();
  });

  buttonNavigator.onPrevious([this] {
    selectedIndex = ButtonNavigator::previousIndex(selectedIndex, static_cast<int>(menuItems.size()));
    requestUpdate();
  });

  if (mappedInput.wasReleased(MappedInputManager::Button::Confirm)) {
    const auto selectedAction = menuItems[selectedIndex].action;
    if (selectedAction == MenuAction::ROTATE_SCREEN) {
      // Cycle orientation preview locally; actual rotation happens on menu exit.
      pendingOrientation = (pendingOrientation + 1) % orientationLabels.size();
      requestUpdate();
      return;
    }

    if (selectedAction == MenuAction::AUTO_PAGE_TURN) {
      selectedPageTurnOption = (selectedPageTurnOption + 1) % pageTurnLabels.size();
      requestUpdate();
      return;
    }

    setResult(MenuResult{static_cast<int>(selectedAction), pendingOrientation, selectedPageTurnOption});
    finish();
    return;
  } else if (mappedInput.wasReleased(MappedInputManager::Button::Back)) {
    ActivityResult result;
    result.isCancelled = true;
    result.data = MenuResult{-1, pendingOrientation, selectedPageTurnOption};
    setResult(std::move(result));
    finish();
    return;
  }
}

void EpubReaderMenuActivity::render(RenderLock&&) {
  renderer.clearScreen();