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@JoshSkrzypczak
Last active January 17, 2022 14:12
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Android Settings Screen using the v7.preference library
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
xmlns:app="http://schemas.android.com/apk/res-auto"
tools:context=".ui.settings.SettingsActivity">
<FrameLayout
android:id="@+id/pref_container"
android:layout_width="match_parent"
android:layout_height="match_parent"/>
</RelativeLayout>
<manifest package="com.yourpackage"
xmlns:android="http://schemas.android.com/apk/res/android">
<application
...
...
...
android:theme="@style/AppTheme">
...
...
<activity android:name=".ui.settings.SettingsActivity"
android:theme="@style/AppTheme.Settings"
android:label="Settings"/>
</application>
</manifest>
<!--NOTE: Place this file in res/xml/-->
<?xml version="1.0" encoding="utf-8"?>
<android.support.v7.preference.PreferenceScreen
xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent">
<!--Main bits of preferences-->
<android.support.v7.preference.PreferenceCategory
android:title="General">
<android.support.v7.preference.ListPreference
android:defaultValue="@string/sort_by_last_name"
android:dialogTitle="@string/pref_sort_list_label_sortType"
android:entries="@array/pref_sortType_entries_lists"
android:entryValues="@array/pref_sortType_values_lists"
android:key="pref_sort_order_lists"
android:title="@string/pref_title_sort_lists"/>
<android.support.v7.preference.ListPreference
android:defaultValue="@string/state_indiana"
android:dialogTitle="@string/pref_title_home_state"
android:entries="@array/pref_default_state_entries_list"
android:entryValues="@array/pref_default_state_values_list"
android:key="pref_default_home_state"
android:summary="Preference summary here"
android:title="@string/pref_title_home_state"/>
<!--Not implemented-->
<android.support.v7.preference.SwitchPreferenceCompat
android:defaultValue="true"
android:key="key1"
android:summary="Switch Summary"
android:title="Switch Preference"/>
<!--Not implemented-->
<android.support.v7.preference.EditTextPreference
android:defaultValue="Default value"
android:dialogMessage="Dialog Message"
android:key="key2"
android:summary="EditText Summary"
android:title="EditText Preference"/>
<!--Not implemented-->
<android.support.v7.preference.CheckBoxPreference
android:defaultValue="true"
android:key="key3"
android:summary="CheckBox Summary"
android:title="CheckBox Preference"/>
</android.support.v7.preference.PreferenceCategory>
<!--Other Setting Categories-->
<android.support.v7.preference.PreferenceCategory
android:title="Other">
<android.support.v7.preference.Preference
android:key="pref_key_licenses"
android:title="Licenses"/>
<android.support.v7.preference.Preference
android:key="pref_key_privacy_policy"
android:title="Privacy Policy"/>
<android.support.v7.preference.Preference
android:key="pref_key_terms_of_service"
android:title="Terms of Service"/>
</android.support.v7.preference.PreferenceCategory>
<!--Account Settings-->
<android.support.v7.preference.PreferenceCategory
android:title="Account">
<android.support.v7.preference.Preference
android:key="pref_key_logout"
android:title="Logout"/>
<android.support.v7.preference.Preference
android:key="pref_key_delete_account"
android:title="Delete Account"/>
</android.support.v7.preference.PreferenceCategory>
</android.support.v7.preference.PreferenceScreen>
public class SettingsActivity extends AppCompatActivity {
@Override
protected void onCreate(@Nullable Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_settings);
if (savedInstanceState == null) {
Fragment preferenceFragment = new SettingsFragment();
FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
ft.add(R.id.pref_container, preferenceFragment);
ft.commit();
}
}
}
/**
* The Preference Fragment which shows the Preferences as a List and handles the Dialogs for the
* Preferences.
*/
public class SettingsFragment extends PreferenceFragmentCompat implements Preference.OnPreferenceChangeListener {
@Override
public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
addPreferencesFromResource(R.xml.app_preferences);
Preference licensePref = (Preference)findPreference("pref_key_licenses");
licensePref.setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() {
@Override
public boolean onPreferenceClick(Preference preference) {
startActivity(new Intent(getActivity(), OpenSourceLibsActivity.class));
return true;
}
});
Preference logoutPref = (Preference)findPreference("pref_key_logout");
logoutPref.setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() {
@Override
public boolean onPreferenceClick(Preference preference) {
FirebaseAuth.getInstance().signOut();
startActivity(new Intent(getActivity(), LoginActivity.class));
return true;
}
});
/**
* Bind preference summary to value for lists and sorting list preferences
*/
bindPreferenceSummaryToValue(findPreference(getString(R.string.pref_name_sort_order_lists)));
bindPreferenceSummaryToValue(findPreference(getString(R.string.pref_name_default_home_state)));
}
@Override
public boolean onPreferenceChange(Preference preference, Object newValue) {
setPreferenceSummary(preference, newValue);
if (preference.getKey().equals("pref_sort_order_lists")){
SharedPreferences sharedPref = PreferenceManager.getDefaultSharedPreferences(getActivity());
SharedPreferences.Editor spe = sharedPref.edit();
spe.putString(Constants.KEY_PREF_SORT_ORDER_LISTS, newValue.toString()).apply();
}
if (preference.getKey().equals("pref_default_home_state")){
SharedPreferences sharedPref = PreferenceManager.getDefaultSharedPreferences(getActivity());
SharedPreferences.Editor spe = sharedPref.edit();
spe.putString(Constants.KEY_PREF_HOME_STATE, newValue.toString()).apply();
}
return true;
}
private void bindPreferenceSummaryToValue(Preference preference) {
/* Set the listener to watch for value changes. */
preference.setOnPreferenceChangeListener(this);
/* Trigger the listener immediately with the preference's current value. */
setPreferenceSummary(preference,
PreferenceManager
.getDefaultSharedPreferences(preference.getContext())
.getString(preference.getKey(), ""));
}
private void setPreferenceSummary(Preference preference, Object value){
String stringValue = value.toString();
if (preference instanceof ListPreference){
ListPreference listPreference = (ListPreference) preference;
int prefIndex = listPreference.findIndexOfValue(stringValue);
if (prefIndex >=0){
preference.setSummary(listPreference.getEntries()[prefIndex]);
}
}
}
}
<resources>
<!-- Base application theme. -->
<style name="AppTheme" parent="Theme.AppCompat.Light.NoActionBar">
<!-- Customize your theme here. -->
<item name="colorPrimary">@color/colorPrimary</item>
<item name="colorPrimaryDark">@color/colorPrimaryDark</item>
<item name="colorAccent">@color/colorAccent</item>
<item name="android:textColorHint">@color/text_color_tertiary_dark</item>
</style>
<!-- SettingsActivity Theme -->
<style name="AppTheme.Settings" parent="Theme.AppCompat.Light.DarkActionBar">
<item name="preferenceTheme">@style/PreferenceThemeOverlay.v14.Material</item>
</style>
</resources>
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