Java tutorial
/* * 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/>. */ package org.isoron.uhabits.utils; import android.content.*; import android.media.*; import android.net.*; import android.preference.*; import android.provider.*; import android.support.annotation.*; import android.support.v4.app.*; import org.isoron.uhabits.*; import static android.media.RingtoneManager.*; public abstract class RingtoneUtils { @Nullable public static String getRingtoneName(Context context) { try { Uri ringtoneUri = getRingtoneUri(context); String ringtoneName = context.getResources().getString(R.string.none); if (ringtoneUri != null) { Ringtone ringtone = getRingtone(context, ringtoneUri); if (ringtone != null) { ringtoneName = ringtone.getTitle(context); ringtone.stop(); } } return ringtoneName; } catch (RuntimeException e) { e.printStackTrace(); return null; } } @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; } public static void parseRingtoneData(Context context, @Nullable Intent data) { if (data == null) return; Uri ringtoneUri = data.getParcelableExtra(EXTRA_RINGTONE_PICKED_URI); if (ringtoneUri != null) { SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context); prefs.edit().putString("pref_ringtone_uri", ringtoneUri.toString()).apply(); } else { String off = context.getResources().getString(R.string.none); SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context); prefs.edit().putString("pref_ringtone_uri", "").apply(); } } public static void startRingtonePickerActivity(Fragment fragment, int requestCode) { Uri existingRingtoneUri = getRingtoneUri(fragment.getContext()); Uri defaultRingtoneUri = Settings.System.DEFAULT_NOTIFICATION_URI; Intent intent = new Intent(ACTION_RINGTONE_PICKER); intent.putExtra(EXTRA_RINGTONE_TYPE, TYPE_NOTIFICATION); intent.putExtra(EXTRA_RINGTONE_SHOW_DEFAULT, true); intent.putExtra(EXTRA_RINGTONE_SHOW_SILENT, true); intent.putExtra(EXTRA_RINGTONE_DEFAULT_URI, defaultRingtoneUri); intent.putExtra(EXTRA_RINGTONE_EXISTING_URI, existingRingtoneUri); fragment.startActivityForResult(intent, requestCode); } }