b38dea0597
Share Gaia assets and adapters, keep private profiles and development documents local, and update both public READMEs.
102 lines
3 KiB
JavaScript
Executable file
102 lines
3 KiB
JavaScript
Executable file
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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let Cc = Components.classes;
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let Ci = Components.interfaces;
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let Cu = Components.utils;
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let Cm = Components.manager.QueryInterface(Ci.nsIComponentRegistrar);
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Cu.import('resource://gre/modules/XPCOMUtils.jsm');
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Cu.import('resource://gre/modules/Services.jsm');
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function debug(str) {
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//dump('AlarmHalService: ' + str + '\n');
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}
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// -----------------------------------------------------------------------
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// AlarmHalService
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// -----------------------------------------------------------------------
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function AlarmHalService() {
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debug('Constructor');
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}
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AlarmHalService.prototype = {
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_timer: Cc['@mozilla.org/timer;1'].createInstance(Ci.nsITimer),
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setAlarm: function setAlarm(seconds, nanoseconds) {
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debug('setAlarm: ' + seconds);
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this._currentAlarm = seconds;
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this._timer.cancel();
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this._timer.initWithCallback(this, 1000, Ci.nsITimer.TYPE_REPEATING_SLACK);
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return true;
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},
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notify: function notify() {
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debug('notify: ' + (Date.now() / 1000) + ' < ' + this._currentAlarm + '\n');
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if ((Date.now() / 1000) < this._currentAlarm)
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return;
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debug('fired!!!');
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// Let's stop the timer to make sure it does not fire again...
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this._timer.cancel();
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if (this._alarmFiredCb) {
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try {
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this._alarmFiredCb();
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} catch (e) {}
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}
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},
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_alarmFiredCb: null,
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setAlarmFiredCb: function setAlarmFiredCb(callback) {
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debug('setAlarmFiredCb!!!');
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this._alarmFiredCb = callback;
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},
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_timezoneChangeDb: null,
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setTimezoneChangedCb: function setTimezoneChangedCb(callback) {
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debug('setTzFiredCb!!!');
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this._timezoneChangedCb = callback;
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},
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classID: newClassID,
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QueryInterface: XPCOMUtils.generateQI([
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Ci.nsIAlarmHalService, Ci.nsITimerCallback
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])
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};
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// Unregister the embedded low level component for alarm and
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// replace it with our own.
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let contract = '@mozilla.org/alarmHalService;1';
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var newClassID = Cc['@mozilla.org/uuid-generator;1']
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.getService(Ci.nsIUUIDGenerator)
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.generateUUID();
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// Unregister the old factory.
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let oldCid = Cm.contractIDToCID(contract);
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let oldFactory = Cm.getClassObjectByContractID(contract, Ci.nsIFactory);
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Cm.unregisterFactory(oldCid, oldFactory);
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// Register a new one.
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let instance = null;
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let newFactory = {
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createInstance: function(outer, iid) {
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if (outer)
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throw Components.results.NS_ERROR_NO_AGGREGATION;
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if (instance === null)
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instance = new AlarmHalService();
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instance.QueryInterface(iid);
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return instance.QueryInterface(iid);
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},
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lockFactory: function(aLock) {
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throw Components.results.NS_ERROR_NOT_IMPLEMENTED;
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},
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QueryInterface: XPCOMUtils.generateQI([Ci.nsIFactory])
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};
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Cm.registerFactory(newClassID, '', contract, newFactory);
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// Then let's start the AlarmService!
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Cu.import('resource://gre/modules/AlarmService.jsm');
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