Java tutorial
/* * * Copyright (c) Microsoft. All rights reserved. * Licensed under the MIT license. * * Project Oxford: http://ProjectOxford.ai * * Project Oxford Mimicker Alarm Github: * https://github.com/Microsoft/ProjectOxford-Apps-MimickerAlarm * * Copyright (c) Microsoft Corporation * All rights reserved. * * MIT License: * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED ""AS IS"", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * */ package com.microsoft.mimickeralarm.settings; import android.content.Context; import android.content.Intent; import android.media.RingtoneManager; import android.net.Uri; import android.support.v4.app.Fragment; import android.support.v7.preference.Preference; import android.util.AttributeSet; import com.microsoft.mimickeralarm.R; import com.microsoft.mimickeralarm.utilities.GeneralUtilities; /** * This is a custom preference class that handles the ringtone setting for an alarm. This class * takes care of showing the system Ringtone picker so that the user can pick the ringtone of their * choice. */ public class RingtonePreference extends Preference { public static final int RINGTONE_PICKER_REQUEST = 1000; private boolean mChanged; private Uri mRingtone; private Fragment mParent; public RingtonePreference(Context context, AttributeSet attrs) { super(context, attrs); } public boolean hasChanged() { return mChanged; } public void setChanged(boolean changed) { mChanged = changed; } public void setParent(Fragment parent) { mParent = parent; } @Override protected void onClick() { Intent intent = new Intent(RingtoneManager.ACTION_RINGTONE_PICKER); onPrepareRingtonePickerIntent(intent); mParent.startActivityForResult(intent, RINGTONE_PICKER_REQUEST); } public Uri getRingtone() { return mRingtone; } public void setRingtone(Uri ringtone) { mRingtone = ringtone; if (mRingtone == null) { setSummary(getContext().getString(R.string.pref_no_ringtone)); } else if (mRingtone.toString().compareToIgnoreCase(GeneralUtilities.defaultRingtone().toString()) == 0) { setSummary(getContext().getString(R.string.default_ringtone_name)); } else { setSummary(RingtoneManager.getRingtone(getContext(), mRingtone).getTitle(getContext())); } } public void handleRingtonePickerResult(Intent data) { if (data != null) { Uri ringtone = data.getParcelableExtra(RingtoneManager.EXTRA_RINGTONE_PICKED_URI); if (ringtone == null) { if (getRingtone() != null) { setRingtone(null); setChanged(true); } } else if (getRingtone() == null || getRingtone().toString().compareToIgnoreCase(ringtone.toString()) != 0) { setRingtone(ringtone); setChanged(true); } } } private void onPrepareRingtonePickerIntent(Intent ringtonePickerIntent) { ringtonePickerIntent.putExtra(RingtoneManager.EXTRA_RINGTONE_EXISTING_URI, getRingtone()); ringtonePickerIntent.putExtra(RingtoneManager.EXTRA_RINGTONE_SHOW_DEFAULT, true); ringtonePickerIntent.putExtra(RingtoneManager.EXTRA_RINGTONE_DEFAULT_URI, GeneralUtilities.defaultRingtone()); ringtonePickerIntent.putExtra(RingtoneManager.EXTRA_RINGTONE_SHOW_SILENT, true); ringtonePickerIntent.putExtra(RingtoneManager.EXTRA_RINGTONE_TYPE, RingtoneManager.TYPE_ALL); ringtonePickerIntent.putExtra(RingtoneManager.EXTRA_RINGTONE_TITLE, getTitle()); } }