1 files changed, 141 insertions, 0 deletions
diff --git a/tools/addon-sdk-1.3/packages/api-utils/lib/timer.js b/tools/addon-sdk-1.3/packages/api-utils/lib/timer.js
new file mode 100644
index 0000000..052f506
--- /dev/null
+++ b/tools/addon-sdk-1.3/packages/api-utils/lib/timer.js
@@ -0,0 +1,141 @@
+/* ***** 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 Jetpack.
+ *
+ * The Initial Developer of the Original Code is Mozilla.
+ * Portions created by the Initial Developer are Copyright (C) 2007
+ * the Initial Developer. All Rights Reserved.
+ *
+ * Contributor(s):
+ *   Atul Varma <atul@mozilla.com>
+ *   Drew Willcoxon <adw@mozilla.com>
+ *   Irakli Gozalishvili <gozala@mozilla.com>
+ *   Erik Vold <erikvvold@gmail.com>
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * 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
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
+
+"use strict";
+
+const {Cc,Ci} = require("chrome");
+var xpcom = require("./xpcom");
+
+var timerClass = Cc["@mozilla.org/timer;1"];
+var nextID = 1;
+var timers = {};
+
+function TimerCallback(timerID, callback, params) {
+  this._callback = callback;
+  this._params = params;
+};
+TimerCallback.prototype = {
+  QueryInterface : xpcom.utils.generateQI([Ci.nsITimerCallback])
+};
+
+function TimeoutCallback(timerID, callback, params) {
+  memory.track(this);
+  TimerCallback.apply(this, arguments)
+  this._timerID = timerID;
+};
+TimeoutCallback.prototype = new TimerCallback();
+TimeoutCallback.prototype.notify = function notifyOnTimeout(timer) {
+  try {
+    delete timers[this._timerID];
+    this._callback.apply(null, this._params);
+  } catch (e) {
+    console.exception(e);
+  }
+};
+
+function IntervalCallback(timerID, callback, params) {
+  memory.track(this);
+  TimerCallback.apply(this, arguments)
+};
+IntervalCallback.prototype = new TimerCallback();
+IntervalCallback.prototype.notify = function notifyOnInterval() {
+  try {
+    this._callback.apply(null, this._params);
+  } catch (e) {
+    console.exception(e);
+  }
+};
+
+
+var setTimeout = exports.setTimeout = function setTimeout(callback, delay) {
+  return makeTimer(
+    Ci.nsITimer.TYPE_ONE_SHOT,
+    callback,
+    TimeoutCallback,
+    delay,
+    Array.slice(arguments, 2));
+};
+
+var clearTimeout = exports.clearTimeout = function clearTimeout(timerID) {
+  cancelTimer(timerID);
+};
+
+var setInterval = exports.setInterval = function setInterval(callback, delay) {
+  return makeTimer(
+    Ci.nsITimer.TYPE_REPEATING_SLACK,
+    callback,
+    IntervalCallback,
+    delay,
+    Array.slice(arguments, 2));
+};
+
+var clearInterval = exports.clearInterval = function clearInterval(timerID) {
+  cancelTimer(timerID);
+};
+
+function makeTimer(type, callback, callbackType, delay, params) {
+  var timer = timerClass.createInstance(Ci.nsITimer);
+
+  memory.track(timer, "nsITimer");
+
+  var timerID = nextID++;
+  timers[timerID] = timer;
+
+  timer.initWithCallback(
+    new callbackType(timerID, callback, params),
+    delay || 0,
+    type
+  );
+  return timerID;
+}
+
+function cancelTimer(timerID) {
+  var timer = timers[timerID];
+  if (timer) {
+    timer.cancel();
+    delete timers[timerID];
+  }
+}
+
+require("./unload").when(
+  function cancelAllPendingTimers() {
+    var timerIDs = [timerID for (timerID in timers)];
+    timerIDs.forEach(function(timerID) { cancelTimer(timerID); });
+  });
+