Java tutorial
//package com.java2s; /* * Copyright (C) 2016 ?linson Santos Xavier <isoron@gmail.com> * * This file is part of Loop Habit Tracker. * * Loop Habit Tracker is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by the * Free Software Foundation, either version 3 of the License, or (at your * option) any later version. * * Loop Habit Tracker is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License along * with this program. If not, see <http://www.gnu.org/licenses/>. */ import android.content.*; import android.net.*; import android.preference.*; import android.provider.*; import android.support.annotation.*; public class Main { @Nullable public static Uri getRingtoneUri(Context context) { Uri ringtoneUri = null; Uri defaultRingtoneUri = Settings.System.DEFAULT_NOTIFICATION_URI; SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context); String prefRingtoneUri = prefs.getString("pref_ringtone_uri", defaultRingtoneUri.toString()); if (prefRingtoneUri.length() > 0) ringtoneUri = Uri.parse(prefRingtoneUri); return ringtoneUri; } }