ActivityUtils.java 文件源码

/**
 * Launches Settings Activity.
 * @param context context
 */
public static void launchSettingsActivity(final Context context) {
    Intent intent = new Intent(context, SettingsActivity.class);
    intent.putExtra( PreferenceActivity.EXTRA_SHOW_FRAGMENT,
            SettingsActivity.GeneralPreferenceFragment.class.getName() );
    intent.putExtra( PreferenceActivity.EXTRA_NO_HEADERS, true );
    intent.putExtra( PreferenceActivity.EXTRA_SHOW_FRAGMENT_TITLE, R.string.action_settings);
    intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
    context.startActivity(intent);
}