/**
* Shows the simplified settings UI if the device configuration dictates that a simplified,
* single-pane UI should be shown.
*/
@SuppressWarnings("deprecation")
private void setupSimplePreferencesScreen() {
if (!SettingsActivity.isSimplePreferences(this)) {
return;
}
// In the simplified UI, fragments are not used at all and we instead
// use the older PreferenceActivity APIs.
// Add 'general' preferences.
this.addPreferencesFromResource(R.xml.pref_general);
// Add 'notifications' preferences, and a corresponding header.
PreferenceCategory preferencesFakeHeader = new PreferenceCategory(this);
preferencesFakeHeader.setTitle(R.string.pref_header_notifications);
this.getPreferenceScreen().addPreference(preferencesFakeHeader);
this.addPreferencesFromResource(R.xml.pref_notification);
// Add 'Other' preferences, and a corresponding header.
PreferenceCategory otherFakeHeader = new PreferenceCategory(this);
otherFakeHeader.setTitle(R.string.pref_header_other);
this.getPreferenceScreen().addPreference(otherFakeHeader);
this.addPreferencesFromResource(R.xml.pref_other);
// Bind the summaries of EditText/List/Dialog/Ringtone preferences to their values.
// When their values change, their summaries are updated to reflect the new value, per the
// Android Design guidelines.
SettingsActivity.bindPreferenceSummaryToValue(
this.findPreference(this.getString(R.string.pref_key_notifications_alarms_ringtone)));
}
/** {@inheritDoc} */
@Override
@TargetApi(Build.VERSION_CODES.HONEYCOMB)
public void onBuildHeaders(List<PreferenceActivity.Header> target) {
if (!SettingsActivity.isSimplePreferences(this)) {
this.loadHeadersFromResource(R.xml.pref_headers, target);
}
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
this.addPreferencesFromResource(R.xml.pref_notification);
// Bind the summaries of EditText/List/Dialog/Ringtone preferences to their values.
// When their values change, their summaries are updated to reflect the new value, per the
// Android Design guidelines.
SettingsActivity.bindPreferenceSummaryToValue(
this.findPreference(this.getString(R.string.pref_key_notifications_alarms_ringtone)));
}
/**
* Determines whether the simplified settings UI should be shown. This is true if this is forced
* via {@link #ALWAYS_SIMPLE_PREFS}, or the device doesn't have newer APIs like {@link
* PreferenceFragment}, or the device doesn't have an extra-large screen. In these cases, a
* single-pane "simplified" settings UI should be shown.
*/
private static boolean isSimplePreferences(Context context) {
return SettingsActivity.ALWAYS_SIMPLE_PREFS
|| Build.VERSION_CODES.HONEYCOMB > Build.VERSION.SDK_INT
|| !SettingsActivity.isXLargeTablet(context);
}
/** {@inheritDoc} */
@Override
public boolean onIsMultiPane() {
return SettingsActivity.isXLargeTablet(this) && !SettingsActivity.isSimplePreferences(this);
}