gecko-dev/calendar/base/content/calendar-alarm-dialog.js

/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is Oracle Corporation code.
 *
 * The Initial Developer of the Original Code is Oracle Corporation
 * Portions created by the Initial Developer are Copyright (C) 2005
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *   Stuart Parmenter <stuart.parmenter@oracle.com>
 *
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 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
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function addAlarm(event)
{
  var alarmList = document.getElementById("alarmlist");

  var alarmWidget = document.createElement("calendar-alarm-widget");
  alarmWidget.setAttribute("title", event.title);
  alarmWidget.setAttribute("time", event.alarmTime.toString());
  alarmWidget.setAttribute("location", event.getProperty("LOCATION"));
  alarmWidget.addEventListener("snooze", onSnoozeAlarm, false);
  alarmWidget.addEventListener("dismiss", onDismissAlarm, false);
  alarmWidget.item = event;

  alarmList.appendChild(alarmWidget);

   var prefService = Components.classes["@mozilla.org/preferences-service;1"].getService(Components.interfaces.nsIPrefService);
   var calendarPrefs = prefService.getBranch("calendar.");

   var playSound = calendarPrefs.getBoolPref("alarms.playsound");
   if (playSound) {
     try {
       var soundURL = makeURL(calendarPrefs.getCharPref("alarms.soundURL"));
       var sound = Components.classes["@mozilla.org/sound;1"].createInstance(Components.interfaces.nsISound);
       sound.init();
       sound.play(soundURL);
     } catch (ex) {
       dump("unable to play sound...\n" + ex + "\n");
     }
   }
}

function removeAlarm(event)
{

}

function onDismissAll()
{
  return true;
}

function onSnoozeAlarm(event)
{
  // i hate xbl..
  var alarmWidget = event.target;

  var alarmService = Components.classes["@mozilla.org/calendar/alarm-service;1"].getService(Components.interfaces.calIAlarmService);
  
  var duration = Components.classes["@mozilla.org/calendar/duration;1"]
                 .createInstance(Components.interfaces.calIDuration);
  //XXX figure out a nice UI way to offer other length options
  duration.minutes = 5;

  alarmService.snoozeEvent(alarmWidget.item, duration);

  alarmWidget.parentNode.removeChild(alarmWidget);
}

function onDismissAlarm(event)
{
  // everything is just visual at this point. we don't need to do anything special.
  var alarmWidget = event.target;
  alarmWidget.parentNode.removeChild(alarmWidget);

}