/**
 * Defines the default duration in milliseconds before a press turns into
 * a long press
 */
private static final int DEFAULT_LONG_PRESS_TIMEOUT = 500;

// Long press timeout.
mSelectLongPressTimeoutPreference =
        (ListPreference) findPreference(SELECT_LONG_PRESS_TIMEOUT_PREFERENCE);
mSelectLongPressTimeoutPreference.setOnPreferenceChangeListener(this);
if (mLongPressTimeoutValueToTitleMap.size() == 0) {
    String[] timeoutValues = getResources().getStringArray(
            R.array.long_press_timeout_selector_values);
    mLongPressTimeoutDefault = Integer.parseInt(timeoutValues[0]);
    String[] timeoutTitles = getResources().getStringArray(
            R.array.long_press_timeout_selector_titles);
    final int timeoutValueCount = timeoutValues.length;
    for (int i = 0; i < timeoutValueCount; i++) {
        mLongPressTimeoutValueToTitleMap.put(timeoutValues[i], timeoutTitles[i]);
    }
}