UserDictionaryList.java 文件源码

/**
 * Creates the entries that allow the user to go into the user dictionary for each locale.
 * @param userDictGroup The group to put the settings in.
 */
protected void createUserDictSettings(final PreferenceGroup userDictGroup) {
    final Activity activity = getActivity();
    userDictGroup.removeAll();
    final TreeSet<String> localeSet =
            UserDictionaryList.getUserDictionaryLocalesSet(activity);

    if (localeSet.size() > 1) {
        // Have an "All languages" entry in the languages list if there are two or more active
        // languages
        localeSet.add("");
    }

    if (localeSet.isEmpty()) {
        userDictGroup.addPreference(createUserDictionaryPreference(null));
    } else {
        for (String locale : localeSet) {
            userDictGroup.addPreference(createUserDictionaryPreference(locale));
        }
    }
}