SettingsFragment.java

package edu.alaska.gina.feeder.gina_puffinfeeder_android_viewer;

import android.content.SharedPreferences;
import android.os.Bundle;
import android.preference.ListPreference;
import android.preference.Preference;
import android.preference.PreferenceFragment;

/**
 * Fragment that allows changes to be made to the app's global settings.
 * Created by bobby on 8/9/13.
 */
class SettingsFragment extends PreferenceFragment implements SharedPreferences.OnSharedPreferenceChangeListener {
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        addPreferencesFromResource(R.xml.preferences);
    }

    @Override
    public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String s) {
        Preference p = findPreference(s);
        if (p instanceof ListPreference) {
            ListPreference l = (ListPreference) p;
            p.setSummary(l.getEntry());
        }
    }

    @Override
    public void onPause() {
        super.onPause();
        getPreferenceScreen().getSharedPreferences().unregisterOnSharedPreferenceChangeListener(this);
    }

    @Override
    public void onResume() {
        super.onResume();
        getPreferenceScreen().getSharedPreferences().registerOnSharedPreferenceChangeListener(this);
    }
}