Example usage for android.support.v4.preference ListPreference setKey

Introduction

In this page you can find the example usage for android.support.v4.preference ListPreference setKey.

Prototype

public void setKey(String key) 

Source Link

Document

Sets the key for this Preference, which is used as a key to the SharedPreferences or PreferenceDataStore .

Usage

From source file:com.github.preferencefragment.preference.PreferencesFromCode.java

private PreferenceScreen createPreferenceHierarchy() {
    // Root/*from   w  ww  .  j  a  va2  s.  c  o m*/
    PreferenceScreen root = getPreferenceManager().createPreferenceScreen(this);

    // Inline preferences
    PreferenceCategory inlinePrefCat = new PreferenceCategory(this);
    inlinePrefCat.setTitle(R.string.inline_preferences);
    root.addPreference(inlinePrefCat);

    // Checkbox preference
    CheckBoxPreference checkboxPref = new CheckBoxPreference(this);
    checkboxPref.setKey("checkbox_preference");
    checkboxPref.setTitle(R.string.title_checkbox_preference);
    checkboxPref.setSummary(R.string.summary_checkbox_preference);
    inlinePrefCat.addPreference(checkboxPref);

    // Switch preference
    SwitchPreference switchPref = new SwitchPreference(this);
    switchPref.setKey("switch_preference");
    switchPref.setTitle(R.string.title_switch_preference);
    switchPref.setSummary(R.string.summary_switch_preference);
    inlinePrefCat.addPreference(switchPref);

    // Dialog based preferences
    PreferenceCategory dialogBasedPrefCat = new PreferenceCategory(this);
    dialogBasedPrefCat.setTitle(R.string.dialog_based_preferences);
    root.addPreference(dialogBasedPrefCat);

    // Edit text preference
    EditTextPreference editTextPref = new EditTextPreference(this);
    editTextPref.setDialogTitle(R.string.dialog_title_edittext_preference);
    editTextPref.setKey("edittext_preference");
    editTextPref.setTitle(R.string.title_edittext_preference);
    editTextPref.setSummary(R.string.summary_edittext_preference);
    dialogBasedPrefCat.addPreference(editTextPref);

    // List preference
    ListPreference listPref = new ListPreference(this);
    listPref.setEntries(R.array.entries_list_preference);
    listPref.setEntryValues(R.array.entryvalues_list_preference);
    listPref.setDialogTitle(R.string.dialog_title_list_preference);
    listPref.setKey("list_preference");
    listPref.setTitle(R.string.title_list_preference);
    listPref.setSummary(R.string.summary_list_preference);
    dialogBasedPrefCat.addPreference(listPref);

    // Launch preferences
    PreferenceCategory launchPrefCat = new PreferenceCategory(this);
    launchPrefCat.setTitle(R.string.launch_preferences);
    root.addPreference(launchPrefCat);

    /*
     * The Preferences screenPref serves as a screen break (similar to page
     * break in word processing). Like for other preference types, we assign
     * a key here so that it is able to save and restore its instance state.
     */
    // Screen preference
    PreferenceScreen screenPref = getPreferenceManager().createPreferenceScreen(this);
    screenPref.setKey("screen_preference");
    screenPref.setTitle(R.string.title_screen_preference);
    screenPref.setSummary(R.string.summary_screen_preference);
    launchPrefCat.addPreference(screenPref);

    /*
     * You can add more preferences to screenPref that will be shown on the
     * next screen.
     */

    // Example of next screen toggle preference
    CheckBoxPreference nextScreenCheckBoxPref = new CheckBoxPreference(this);
    nextScreenCheckBoxPref.setKey("next_screen_toggle_preference");
    nextScreenCheckBoxPref.setTitle(R.string.title_next_screen_toggle_preference);
    nextScreenCheckBoxPref.setSummary(R.string.summary_next_screen_toggle_preference);
    screenPref.addPreference(nextScreenCheckBoxPref);

    // Intent preference
    PreferenceScreen intentPref = getPreferenceManager().createPreferenceScreen(this);
    intentPref
            .setIntent(new Intent().setAction(Intent.ACTION_VIEW).setData(Uri.parse("http://www.android.com")));
    intentPref.setTitle(R.string.title_intent_preference);
    intentPref.setSummary(R.string.summary_intent_preference);
    launchPrefCat.addPreference(intentPref);

    // Preference attributes
    PreferenceCategory prefAttrsCat = new PreferenceCategory(this);
    prefAttrsCat.setTitle(R.string.preference_attributes);
    root.addPreference(prefAttrsCat);

    // Visual parent toggle preference
    CheckBoxPreference parentCheckBoxPref = new CheckBoxPreference(this);
    parentCheckBoxPref.setTitle(R.string.title_parent_preference);
    parentCheckBoxPref.setSummary(R.string.summary_parent_preference);
    prefAttrsCat.addPreference(parentCheckBoxPref);

    // Visual child toggle preference
    // See res/values/attrs.xml for the <declare-styleable> that defines
    // TogglePrefAttrs.
    TypedArray a = obtainStyledAttributes(R.styleable.TogglePrefAttrs);
    CheckBoxPreference childCheckBoxPref = new CheckBoxPreference(this);
    childCheckBoxPref.setTitle(R.string.title_child_preference);
    childCheckBoxPref.setSummary(R.string.summary_child_preference);
    childCheckBoxPref
            .setLayoutResource(a.getResourceId(R.styleable.TogglePrefAttrs_android_preferenceLayoutChild, 0));
    prefAttrsCat.addPreference(childCheckBoxPref);
    a.recycle();

    return root;
}

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