Hangout remote desktop part II - background.html and AppLauncher

remoting/webapp/base.js

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 /**
  * @fileoverview
  * A module that contains basic utility components and methods for the
  * chromoting project
  *
  */
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  * @return {Array}
  */
 base.values = function(dict) {
   return Object.keys(dict).map(
     /** @param {string} key */
     function(key) {
       return dict[key];
     });
 };
 
+
+/**
+ * Joins the |url| with optional query parameters defined in |opt_params|
+ * See unit test for usage.
+ * @param {string} url
+ * @param {Object.<string>=} opt_params
+ * @return {string}
+ */
+base.urlJoin = function(url, opt_params) {
+  if (!opt_params) {
+    return url;
+  }
+  var queryParameters = [];
+  for (var key in opt_params) {
+    queryParameters.push(encodeURIComponent(key) + "=" +
+                         encodeURIComponent(opt_params[key]));
+  }
+  return url + '?' + queryParameters.join('&');
+};
+
 base.Promise = function() {};
 
 /**
  * @param {number} delay
  * @return {Promise} a Promise that will be fulfilled after |delay| ms.
  */
 base.Promise.sleep = function(delay) {
   return new Promise(
     /** @param {function():void} fulfill */
     function(fulfill) {
@@ skipping 139 matching lines @@
 
     listeners.forEach(
       /** @param {function(*=):void} listener */
       function(listener){
         if (listener) {
           listener(opt_details);
         }
     });
   }
 };