void CefMenuManager::ExecuteDefaultCommand()

in libcef/browser/menu_manager.cc [375:457]
71 lines of code
22 McCabe index (conditional complexity)

void CefMenuManager::ExecuteDefaultCommand(int command_id) {
  if (IsCustomContextMenuCommand(command_id)) {
    if (web_contents()) {
      web_contents()->ExecuteCustomContextMenuCommand(
          command_id - MENU_ID_CUSTOM_FIRST, params_.link_followed);
    }
    return;
  }

  // If the user chose a replacement word for a misspelling, replace it here.
  if (command_id >= MENU_ID_SPELLCHECK_SUGGESTION_0 &&
      command_id <= MENU_ID_SPELLCHECK_SUGGESTION_LAST) {
    const size_t suggestion_index =
        static_cast<size_t>(command_id) - MENU_ID_SPELLCHECK_SUGGESTION_0;
    if (suggestion_index < params_.dictionary_suggestions.size()) {
      browser_->ReplaceMisspelling(
          params_.dictionary_suggestions[suggestion_index]);
    }
    return;
  }

  switch (command_id) {
    // Navigation.
    case MENU_ID_BACK:
      browser_->GoBack();
      break;
    case MENU_ID_FORWARD:
      browser_->GoForward();
      break;
    case MENU_ID_RELOAD:
      browser_->Reload();
      break;
    case MENU_ID_RELOAD_NOCACHE:
      browser_->ReloadIgnoreCache();
      break;
    case MENU_ID_STOPLOAD:
      browser_->StopLoad();
      break;

    // Editing.
    case MENU_ID_UNDO:
      browser_->GetFocusedFrame()->Undo();
      break;
    case MENU_ID_REDO:
      browser_->GetFocusedFrame()->Redo();
      break;
    case MENU_ID_CUT:
      browser_->GetFocusedFrame()->Cut();
      break;
    case MENU_ID_COPY:
      browser_->GetFocusedFrame()->Copy();
      break;
    case MENU_ID_PASTE:
      browser_->GetFocusedFrame()->Paste();
      break;
    case MENU_ID_DELETE:
      browser_->GetFocusedFrame()->Delete();
      break;
    case MENU_ID_SELECT_ALL:
      browser_->GetFocusedFrame()->SelectAll();
      break;

    // Miscellaneous.
    case MENU_ID_FIND:
      // TODO(cef): Implement.
      NOTIMPLEMENTED();
      break;
    case MENU_ID_PRINT:
      browser_->Print();
      break;
    case MENU_ID_VIEW_SOURCE:
      browser_->GetFocusedFrame()->ViewSource();
      break;

    // Spell checking.
    case MENU_ID_ADD_TO_DICTIONARY:
      browser_->GetHost()->AddWordToDictionary(params_.misspelled_word);
      break;

    default:
      break;
  }
}