12. Меню и Настройки

Transcript

1. Меню и Настройки Шишкин Евгений
2. Меню
3. Attributes • android:id • android:icon • android:title • android:showAsAction / app:showAsAction
4. onCreateOptionsMenu
5. onOptionsItemSelected
6. Настройки
7. Preference • CheckBoxPreference • ListPreference • EditTextPreference • RingtonePreference • Preference • PreferenceScreen • PreferenceCategory
8. Attributes • android:key • android:title • android:summary • android:defaultValue
9. PreferenceActivity • addPreferencesFromResource(R.xml.preferences);
12. SharedPreferences • PreferenceManager.getDefaultSharedPreferences();
13. SharedPreferences • getBoolean(String key, boolean defValue); • getFloat(String key, float defValue); • getInt(String key, int defValue); • getLong(String key, long defValue); • getString(String key, String defValue)
14. SharedPreferences String checkboxKey = "checkbox"; SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context); boolean isChecked = prefs.getBoolean(checkboxKey, false); String checkboxKey = "checkbox"; SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context); SharedPreferences.Editor editor = prefs.edit(); editor.putBoolean(checkboxKey, true); editor.commit(); Read Write
15. Ссылки • http://developer.android.com/guide/topics/ui/ menus.html • http://developer.android.com/guide/topics/ui/ settings.html • http://developer.android.com/training/basics/data- storage/shared-preferences.html • http://habrahabr.ru/post/112100/