Android Open Source - Link-Schedule Alarm Receiver

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License

The source code is released under:
GNU General Public License
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Java Source Code

/**
 * Copyright 2011 Kurtis Nusbaum//w  w w  .  j  a va 2 s  .  co  m
 *
 * This file is part of LinkSchedule.  
 *
 * LinkSchedule 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 2 of the 
 * License, or (at your option) any later version.  
 *
 * LinkSchedule 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 LinkSchedule. If not, see 
 * http://www.gnu.org/licenses/.
 */

package org.klnusbaum.linkschedule;

import android.content.BroadcastReceiver;
import android.content.Intent;
import android.content.Context;
import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.preference.PreferenceManager;
import android.content.SharedPreferences;
import android.net.Uri;
import android.util.Log;

/**
 * Basic class for receiving broadcasts indicating which are the result
 * of an alarm set by the user.
 *
 * @author Kurtis L. Nusbaum
 * @version 1.0
 */
public class AlarmReceiver extends BroadcastReceiver{

  /**
   * ID used to identify a the notification used when notifying the user of
   * the Alarm.
   */
  public static final int ALARM_NOTIFICATION_ID = 0;

  /**
   * Constant used to identify a broadcast associated with a user set Alarm.
   */
  public static final String BROADCAST_BUS_STOP_ALARM = 
    "BROADCAST_BUS_STOP_ALARM";

  /**
   * Constant used to indicate that no ringtone preference was found.
   */
  private static final String NO_RINGTONE_FOUND_PREFERENCE = 
    "NO_RINGTONE_FOUND_PREFERENCE";

  /**
   * Constructs a new AlarmReceiver
    */
  public AlarmReceiver(){
    super();
  }
      
  @Override
  public void onReceive(Context context, Intent intent){
    if(intent.getAction().equals(BROADCAST_BUS_STOP_ALARM)){
      String tickerText = context.getString(R.string.bus_coming);
      long when = System.currentTimeMillis();
      String contentTitle = context.getString(R.string.bus_coming);
      String contentText = context.getString(R.string.bus_here_shortly);
    
      Intent busStopIntent = new Intent(context, SingleStopActivity.class);
      busStopIntent.putExtra(
        BusStopActivity.EXTRA_STOPNAME, 
        intent.getStringExtra(BusStopActivity.EXTRA_STOPNAME));
      PendingIntent contentIntent = PendingIntent.getActivity(
        context, 0, busStopIntent, 0);
      
      Notification busNotify = new Notification(
        android.R.drawable.stat_sys_warning,
        tickerText,
        when);
      busNotify.defaults |= Notification.DEFAULT_VIBRATE 
        | Notification.DEFAULT_LIGHTS;
      busNotify.flags |= 
        Notification.FLAG_INSISTENT | Notification.FLAG_AUTO_CANCEL;
      SharedPreferences prefs = 
        PreferenceManager.getDefaultSharedPreferences(context);
      String soundUriString = prefs.getString(
        context.getString(R.string.alarm_sound_key), 
        NO_RINGTONE_FOUND_PREFERENCE);
      if(soundUriString.equals(NO_RINGTONE_FOUND_PREFERENCE)){
        busNotify.defaults |= Notification.DEFAULT_SOUND;
      }
      else{
        busNotify.sound = Uri.parse(soundUriString);
      }
      busNotify.setLatestEventInfo(
        context, contentTitle, contentText, contentIntent);
    
      NotificationManager notifyManager = 
        (NotificationManager)context.getSystemService(
          Context.NOTIFICATION_SERVICE);
      notifyManager.notify(ALARM_NOTIFICATION_ID, busNotify);
    }
  }
}
Java Source Code List
