SettingsFragment.java 文件源码

private boolean updateMapSettingsPreference(final String mapProviderName) {
    final DPMapProvider mapProvider = DPMapProvider.getMapProvider(mapProviderName);
    if (mapProvider == null)
        return false;

    final Preference providerPrefs = findPreference(getText(R.string.pref_map_provider_settings_key));
    if (providerPrefs != null) {
        providerPrefs.setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() {
            @Override
            public boolean onPreferenceClick(Preference preference) {
                startActivity(new Intent(getActivity(), MapPreferencesActivity.class).putExtra(
                        MapPreferencesActivity.EXTRA_MAP_PROVIDER_NAME, mapProviderName));
                return true;
            }
        });
    }
    return true;
}