android.preference.Preference Java Examples

/**
 * Configures a list preference.
 * 
 * @param listPreference the list preference
 * @param summary the summary array
 * @param options the options array
 * @param values the values array
 * @param value the value
 * @param listener optional listener
 */
protected void configureListPreference(ListPreference listPreference, final String[] summary,
    final String[] options, final String[] values, String value,
    final OnPreferenceChangeListener listener) {
  listPreference.setEntryValues(values);
  listPreference.setEntries(options);
  listPreference.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() {
      @Override
    public boolean onPreferenceChange(Preference pref, Object newValue) {
      updatePreferenceSummary(pref, summary, values, (String) newValue);
      if (listener != null) {
        listener.onPreferenceChange(pref, newValue);
      }
      return true;
    }
  });
  updatePreferenceSummary(listPreference, summary, values, value);
  if (listener != null) {
    listener.onPreferenceChange(listPreference, value);
  }
}
 

@Override
public boolean onPreferenceChange(Preference preference, Object value) {
    String stringValue = value.toString();

    if (preference instanceof ListPreference) {
        // For list preferences, look up the correct display value in
        // the preference's 'entries' list.
        ListPreference listPreference = (ListPreference) preference;
        int index = listPreference.findIndexOfValue(stringValue);

        // Set the summary to reflect the new value.
        preference.setSummary(
                index >= 0
                        ? listPreference.getEntries()[index]
                        : null
        );
    } else {
        // For all other preferences, set the summary to the value's
        // simple string representation.
        preference.setSummary(stringValue);
    }
    return true;
}
 

private static void updatePrefSummary(Preference pref) {
    if (pref instanceof ListPreference) {
        ListPreference listPref = (ListPreference) pref;
        pref.setSummary(listPref.getEntry());
    }
    if (pref instanceof EditTextPreference) {
        EditTextPreference editTextPref = (EditTextPreference) pref;
        if (pref.getKey().contains("password") || pref.getKey().contains("secret")) {
            pref.setSummary("******");
        } else if (editTextPref.getText() != null) {
            ((EditTextPreference) pref).setDialogMessage(editTextPref.getDialogMessage());
            pref.setSummary(editTextPref.getText());
        } else {
            for (PluginBase plugin : MainApp.getPluginsList()) {
                plugin.updatePreferenceSummary(pref);
            }
        }
    }
    if (pref != null)
        adjustUnitDependentPrefs(pref);
}
 

@Override
@Deprecated
public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen,
		Preference preference) {
	// TODO clean this up a bunch.
	Log.i(TAG, "User clicked " + preference.getTitle());
	if (preference.getKey().equals("choose_music_directory_prompt")) {
		final File path = Utils.getRootStorageDirectory();
		DirectoryPickerOnClickListener picker = new DirectoryPickerOnClickListener(
				this, path);
		picker.showDirectoryPicker();
		Log.i(TAG, "User selected " + picker.path);
		return true;
	}
	return super.onPreferenceTreeClick(preferenceScreen, preference);
}
 

public boolean onPreferenceTreeClick(PreferenceScreen preferencescreen, Preference preference)
    {
        if (preference.getKey().equals("settings_bracelet_reset"))
        {
            b();
            return true;
        }
        if (!preference.getKey().equals("settings_fw_upgrade")) goto _L2; else goto _L1
_L1:
        e();
_L4:
        return super.onPreferenceTreeClick(preferencescreen, preference);
_L2:
        if (preference.getKey().equals("settings_push_goals_progress"))
        {
            c();
        }
        if (true) goto _L4; else goto _L3
_L3:
    }
 

@Override
public boolean onPreferenceChange(Preference preference, Object value) {
    String stringValue = value.toString();

    if (preference instanceof ListPreference) {
        // For list preferences, look up the correct display value in
        // the preference's 'entries' list.
        ListPreference listPreference = (ListPreference) preference;
        int index = listPreference.findIndexOfValue(stringValue);

        // Set the summary to reflect the new value.
        preference.setSummary(
                index >= 0
                        ? listPreference.getEntries()[index]
                        : null);

    } else {
        // For all other preferences, set the summary to the value's
        // simple string representation.
        preference.setSummary(stringValue);
    }
    return true;
}
 

@Override
public boolean onPreferenceChange(Preference preference, Object value) {
    String stringValue = value.toString();

    if (preference instanceof ListPreference) {
        // For list preferences, look up the correct display value in
        // the preference's 'entries' list.
        ListPreference listPreference = (ListPreference) preference;
        int index = listPreference.findIndexOfValue(stringValue);

        // Set the summary to reflect the new value.
        preference.setSummary(
                index >= 0
                        ? listPreference.getEntries()[index]
                        : null);

    } else {
        // For all other preferences, set the summary to the value's
        // simple string representation.
        preference.setSummary(stringValue);
    }
    return true;
}
 

@Override
public boolean onPreferenceChange(Preference preference, Object value) {
    String stringValue = value.toString();

    if (preference instanceof ListPreference) {
        // For list preferences, look up the correct display value in
        // the preference's 'entries' list.
        ListPreference listPreference = (ListPreference) preference;
        int index = listPreference.findIndexOfValue(stringValue);

        // Set the summary to reflect the new value.
        preference.setSummary(index >= 0 ? listPreference.getEntries()[index] : null);

    } else {
        // For all other preferences, set the summary to the value's
        // simple string representation.
        preference.setSummary(stringValue);
    }
    return true;
}
 

/**
 * Configures the preferred units list preference.
 */
private void configUnitsListPreference() {
  @SuppressWarnings("deprecation")
  ListPreference listPreference = (ListPreference) findPreference(
      getString(R.string.stats_units_key));
  OnPreferenceChangeListener listener = new OnPreferenceChangeListener() {

      @Override
    public boolean onPreferenceChange(Preference pref, Object newValue) {
      boolean metricUnits = PreferencesUtils.STATS_UNITS_DEFAULT.equals((String) newValue);
      configRateListPreference(metricUnits);
      return true;
    }
  };
  String value = PreferencesUtils.getString(
      this, R.string.stats_units_key, PreferencesUtils.STATS_UNITS_DEFAULT);
  String[] values = getResources().getStringArray(R.array.stats_units_values);
  String[] options = getResources().getStringArray(R.array.stats_units_options);
  configureListPreference(listPreference, options, options, values, value, listener);
}
 

private void setPreferenceSummary(String key, String value) {
    if (DEBUG) Log.d(TAG, "SettingsFragment.setPreferenceSummary(): Setting summary for " + key + " and value " + value);
    String summary = value;

    if (key.equals(AmuleRemoteApplication.AC_SETTING_AUTOREFRESH_INTERVAL)) {
        summary = getString(R.string.settings_summary_client_autorefresh_interval, Integer.parseInt(value));

    } else if (key.equals(AmuleRemoteApplication.AC_SETTING_CONNECT_TIMEOUT)) {
        summary = getString(R.string.settings_summary_client_connect_timeout, Integer.parseInt(value));

    } else if (key.equals(AmuleRemoteApplication.AC_SETTING_READ_TIMEOUT)) {
        summary = getString(R.string.settings_summary_client_read_timeout, Integer.parseInt(value));
    }
    Preference p = mPrefGroup.findPreference(key);
    if (p != null) {
        // null in cas of change of a preference not displayed here
        p.setSummary(summary);
    }
}
 

@Override
public boolean onPreferenceClick(Preference preference) {
    final String key = preference.getKey();

    if (ONBOARDING.equals(key)) {
        startActivity(TutorialActivity.newIntent(getActivity(), false));
    } else if (RATE_APP.equals(key)) {
        AppRate.setRateDialogAgreed(getActivity());
        /**
         * Launch Playstore to rate app
         */
        final Intent viewIntent = new Intent(Intent.ACTION_VIEW);
        viewIntent.setData(Uri.parse(getResources().getString(R.string.url_playstore)));
        startActivity(viewIntent);
    } else if (TERMS.equals(key) || FAQ.equals(key) || PRIVACY.equals(key)) {
        startActivity(WebViewActivity.newIntent(getActivity(), key));
    }

    return false;
}
 

@Override
public boolean onPreferenceChange(Preference preference, Object value) {
    String stringValue = value.toString();

    if (preference instanceof ListPreference) {
        // For list preferences, look up the correct display value in
        // the preference's 'entries' list.
        ListPreference listPreference = (ListPreference) preference;
        int index = listPreference.findIndexOfValue(stringValue);

        // Set the summary to reflect the new value.
        preference.setSummary(
                index >= 0
                        ? listPreference.getEntries()[index]
                        : null);

    } else {
        // For all other preferences, set the summary to the value's
        // simple string representation.
        preference.setSummary(stringValue);
    }
    return true;
}
 

private void initSummary(Preference p) {

		if (p instanceof PreferenceCategory) {
			PreferenceCategory pCat = (PreferenceCategory) p;
			for (int i = 0; i < pCat.getPreferenceCount(); i++) {
				initSummary(pCat.getPreference(i));
			}

		} else if (p instanceof PreferenceScreen) {
			PreferenceScreen pSc = (PreferenceScreen) p;
			for (int i = 0; i < pSc.getPreferenceCount(); i++) {
				initSummary(pSc.getPreference(i));
			}

		} else {

			updatePrefSummary(p);
		}
	}
 

@Override
public boolean onPreferenceChange(Preference preference, Object value) {
    String stringValue = value.toString();

    if (preference instanceof ListPreference) {
        // For list preferences, look up the correct display value in
        // the preference's 'entries' list.
        ListPreference listPreference = (ListPreference) preference;
        int index = listPreference.findIndexOfValue(stringValue);

        // Set the summary to reflect the new value.
        preference.setSummary(
                index >= 0
                        ? listPreference.getEntries()[index]
                        : null);

    } else {
        // For all other preferences, set the summary to the value's
        // simple string representation.
        preference.setSummary(stringValue);
    }
    return true;
}
 

@Override
public boolean onPreferenceChange(Preference preference, Object value) {

    try {
        if ((boolean) value) {
            // setting to true
            if (preference.getSharedPreferences().getBoolean("bluejay_run_as_phone_collector", false)) {
                JoH.static_toast_long("Must disable BlueJay using phone slot first!");
                return false;
            }

        }

    } catch (Exception e) {
        //
    }
    return true;
}
 

public static boolean transferPreferences(String action,
		Preference preference, Object value) {
	Intent i = new Intent(action);

	if (value instanceof Boolean) {
		i.putExtra(preference.getKey(), (Boolean) value);
	} else if (value instanceof Float) {
		i.putExtra(preference.getKey(), (Float) value);
	} else if (value instanceof Integer) {
		i.putExtra(preference.getKey(), (Integer) value);
	} else if (value instanceof Long) {
		i.putExtra(preference.getKey(), (Long) value);
	} else if (value instanceof String) {
		i.putExtra(preference.getKey(), (String) value);
	} else if (value instanceof String[]) {
		i.putExtra(preference.getKey(), (String[]) value);
	} else {
		throw new IllegalArgumentException(value.getClass()
				.getCanonicalName() + " is not a supported Preference!");
	}

	preference.getContext().sendBroadcast(i);
	return true;
}
 

static void updateCustomInputStylesSummary(final Preference pref) {
    // When we are called from the Settings application but we are not already running, some
    // singleton and utility classes may not have been initialized.  We have to call
    // initialization method of these classes here. See {@link LatinIME#onCreate()}.
    SubtypeLocaleUtils.init(pref.getContext());

    final Resources res = pref.getContext().getResources();
    final SharedPreferences prefs = pref.getSharedPreferences();
    final String prefSubtype = Settings.readPrefAdditionalSubtypes(prefs, res);
    final InputMethodSubtype[] subtypes =
            AdditionalSubtypeUtils.createAdditionalSubtypesArray(prefSubtype);
    final ArrayList<String> subtypeNames = new ArrayList<>();
    for (final InputMethodSubtype subtype : subtypes) {
        subtypeNames.add(SubtypeLocaleUtils.getSubtypeDisplayNameInSystemLocale(subtype));
    }
    // TODO: A delimiter of custom input styles should be localized.
    pref.setSummary(TextUtils.join(", ", subtypeNames));
}
 

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    addPreferencesFromResource(R.xml.download_settings);

    Preference mediaScan = findPreference(Settings.KEY_MEDIA_SCAN);
    Preference imageResolution = findPreference(Settings.KEY_IMAGE_RESOLUTION);
    mDownloadLocation = findPreference(KEY_DOWNLOAD_LOCATION);

    onUpdateDownloadLocation();

    mediaScan.setOnPreferenceChangeListener(this);
    imageResolution.setOnPreferenceChangeListener(this);

    if (mDownloadLocation != null) {
        mDownloadLocation.setOnPreferenceClickListener(this);
    }
}
 

/**
 * Установка заголовка списка
 */
private void setPrefenceTitle(String TAG) {
    final Preference preference = findPreference(TAG);
    if (preference == null) return;
    if (preference instanceof ListPreference) {
        if (((ListPreference) preference).getEntry() == null) return;
        final String title = ((ListPreference) preference).getEntry().toString();
        preference.setTitle(title);
    }
}
 

/**
 * @param key of the preference
 * @return {@link Preference} matching the key or null
 */
@Nullable
public Preference findPreference(final CharSequence key) {
    if (mPreferenceManager == null) {
        Log.w(TAG, "PreferenceManager was NULL");
        return null;
    }
    return mPreferenceManager.findPreference(key);
}
 

@Override
public void onCreate(Bundle savedInstanceState) {
    appPreferences = App.getAppPreferences();
    super.onCreate(savedInstanceState);
    addPreferencesFromResource(R.xml.settings);
    context = getActivity();

    SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(getActivity());
    prefs.registerOnSharedPreferenceChangeListener(this);

    prefCustomPath = (EditTextPreference) findPreference(getString(R.string.pref_custom_path));
    prefCustomFile = (ListPreference) findPreference(getString(R.string.pref_custom_file));
    prefSortMethod = (ListPreference) findPreference(getString(R.string.pref_sort_method));
    prefTheme = (ListPreference) findPreference(getString(R.string.pref_theme));

    // removes settings that wont work on lower versions
    Preference prefNavigationColor = findPreference(getString(R.string.pref_navigation_color));
    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
        prefNavigationColor.setEnabled(false);
    }

    Preference prefReset = findPreference(getString(R.string.pref_reset));
    prefReset.setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() {
        @Override
        public boolean onPreferenceClick(Preference preference) {
            SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(getActivity());
            sharedPreferences.edit().clear().apply();
            return true;
        }
    });

    setSortModeSummary();
    setThemeSummary();
    setCustomPathSummary();
    setFilenameSummary();
}
 

private void updateDb(final Preference p, final String value,final boolean isChecked) {

		class LongOperation extends AsyncTask<String, Void, String> {

			@Override
			protected String doInBackground(String... params) {

				if(isChecked) {
					List<DataItem> items = db.getAllItems();
					for(DataItem item : items) {
						if(item.getName().equals("'"+p.getKey()+"'")) {
							db.deleteItemByName("'"+p.getKey()+"'");
						}
					}
					db.addItem(new DataItem("'"+p.getKey()+"'", value, p.getTitle().toString(), category));
				} else {
					if(db.getContactsCount() != 0) {
						db.deleteItemByName("'"+p.getKey()+"'");
					}
				}

				return "Executed";
			}
			@Override
			protected void onPostExecute(String result) {

			}
		}
		new LongOperation().execute();
	}
 

/**
 * Binds a preference's summary to its value. More specifically, when the
 * preference's value is changed, its summary (line of text below the
 * preference title) is updated to reflect the value. The summary is also
 * immediately updated upon calling this method. The exact display format is
 * dependent on the type of preference.
 *
 * @see #sBindPreferenceSummaryToValueListener
 */
private static void bindPreferenceSummaryToValue(Preference preference) {
    // Set the listener to watch for value changes.
    preference.setOnPreferenceChangeListener(sBindPreferenceSummaryToValueListener);

    // Trigger the listener immediately with the preference's
    // current value.
    sBindPreferenceSummaryToValueListener.onPreferenceChange(preference,
            PreferenceManager
                    .getDefaultSharedPreferences(preference.getContext())
                    .getString(preference.getKey(), ""));
}
 

/**
 * Handles a new user input for the HTTP(S) proxy preference.
 * Returns if the changed setting requires a restart.
 */
private boolean handleHttpProxyPreferenceChange(Preference preference, String newValue) {
    // Valid input is either a proxy address or an empty field to disable the proxy.
    if (newValue.equals("")) {
        preference.setSummary(getString(R.string.do_not_use_proxy) + " " + getString(R.string.generic_example) + ": " + getString(R.string.http_proxy_address_example));
        return true;
    } else if (newValue.matches("^http://.*:\\d{1,5}$")) {
        preference.setSummary(getString(R.string.use_proxy) + " " + newValue);
        return true;
    } else {
        Toast.makeText(getActivity(), R.string.toast_invalid_http_proxy_address, Toast.LENGTH_SHORT)
                .show();
        return false;
    }
}
 

private void openPreferenceScreen(final String screenName) {
	final Preference pref = findPreference(screenName);
	if (pref instanceof PreferenceScreen) {
		final PreferenceScreen preferenceScreen = (PreferenceScreen) pref;
		getActivity().setTitle(preferenceScreen.getTitle());
		preferenceScreen.setDependency("");
		setPreferenceScreen((PreferenceScreen) pref);
	}
}
 

@Override
public boolean onPreferenceChange(Preference preference, Object newValue) {
    SharedPreferences sp = getPreferenceManager().getSharedPreferences();
    boolean b = (boolean) newValue;
    ((SwitchPreference)preference).setChecked(b);

    // -----------------------------------------------------------------
    // Effected preference in this fragment
    findPreference(resource.getString(R.string.prefKey_Recoder_VideoRecordPath)).setEnabled(b);
    findPreference(resource.getString(R.string.prefKey_Recoder_VideoRecordInterval)).setEnabled(b);
    findPreference(resource.getString(R.string.prefKey_Recoder_VideoRecordFPS)).setEnabled(b);

    boolean b_vehicleBusRecord = b && sp.getBoolean(resource.getString(R.string.prefKey_VehicleBus_BusStatus), false);
    if(b == false) {
        //Log.e("ABC", "Listener_VehicleBusRecord set " + b);
        //((SwitchPreference)findPreference(resource.getString(R.string.prefKey_Recoder_VehicleBusRecord))).setChecked(b);
        SwitchPreference swp = (SwitchPreference)findPreference(resource.getString(R.string.prefKey_Recoder_VehicleBusRecord));
        //

        swp.getOnPreferenceChangeListener().onPreferenceChange(swp, b);

    }
    findPreference(resource.getString(R.string.prefKey_Recoder_VehicleBusRecord)).setEnabled(b_vehicleBusRecord);

    // -----------------------------------------------------------------
    // Effected preference in other fragment.
    //  NO.
    return false;
}
 

/**
 * Reload numbers.
 */
@SuppressWarnings("deprecation")
private void reload() {
    Cursor c = getContentResolver().query(
            ContentUris.withAppendedId(DataProvider.HoursGroup.CONTENT_URI, gid),
            DataProvider.HoursGroup.PROJECTION, null, null, null);
    if (c.moveToFirst()) {
        CallMeter.setActivitySubtitle(this, c.getString(DataProvider.HoursGroup.INDEX_NAME));
    }
    c.close();
    PreferenceScreen ps = (PreferenceScreen) findPreference("container");
    ps.removeAll();
    c = getContentResolver().query(
            ContentUris.withAppendedId(DataProvider.Hours.GROUP_URI, gid),
            DataProvider.Hours.PROJECTION, null, null,
            DataProvider.Hours.DAY + ", " + DataProvider.Hours.HOUR);
    if (c.moveToFirst()) {
        do {
            Preference p = new Preference(this);
            p.setPersistent(false);
            final int day = c.getInt(DataProvider.Hours.INDEX_DAY);
            final int hour = c.getInt(DataProvider.Hours.INDEX_HOUR);
            p.setTitle(resDays[day] + ": " + resHours[hour]);
            p.setKey("item_" + c.getInt(DataProvider.Hours.INDEX_ID));
            p.setOnPreferenceClickListener(this);
            ps.addPreference(p);
        } while (c.moveToNext());
    }
    c.close();
}
 

@Override
public boolean onPreferenceChange(Preference preference, Object newValue) {
  if (!isValid(newValue)) {
    AlertDialog.Builder builder =
        new AlertDialog.Builder(PreferencesFragment.this.getActivity());
    builder.setTitle(R.string.msg_error);
    builder.setMessage(R.string.msg_invalid_value);
    builder.setCancelable(true);
    builder.show();
    return false;
  }
  return true;
}
 

/**
 * Binds a preference's summary to its value. More specifically, when the
 * preference's value is changed, its summary (line of text below the
 * preference title) is updated to reflect the value. The summary is also
 * immediately updated upon calling this method. The exact display format is
 * dependent on the type of preference.
 *
 * @see #sBindPreferenceSummaryToValueListener
 */
private static void bindPreferenceSummaryToValue(Preference preference)
{
    // Set the listener to watch for value changes.
    preference.setOnPreferenceChangeListener(sBindPreferenceSummaryToValueListener);

    // Trigger the listener immediately with the preference's
    // current value.
    sBindPreferenceSummaryToValueListener.onPreferenceChange(preference,
            PreferenceManager
                    .getDefaultSharedPreferences(preference.getContext())
                    .getString(preference.getKey(), ""));
}
 

@Override
public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
  switch (preference.getKey()) {
    case "donation":
      Config config = new Config.Builder("FKX03835LYVF3XNJFBLVB0", R.drawable.alipay,
          R.drawable.wechat)
          .build();
      MiniPayUtils.setupPay(this, config);
      break;
    case "update_log":
      updateLogDialog(true);
      break;
  }
  return super.onPreferenceTreeClick(preferenceScreen, preference);
}