WebCore/inspector/front-end/WorkersSidebarPane.js

   1 /*
   2  * Copyright (C) 2010 Google Inc. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
   6  * met:
   7  *
   8  *     * Redistributions of source code must retain the above copyright
   9  * notice, this list of conditions and the following disclaimer.
  10  *     * Redistributions in binary form must reproduce the above
  11  * copyright notice, this list of conditions and the following disclaimer
  12  * in the documentation and/or other materials provided with the
  13  * distribution.
  14  *     * Neither the name of Google Inc. nor the names of its
  15  * contributors may be used to endorse or promote products derived from
  16  * this software without specific prior written permission.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29  */
  30
  31 WebInspector.WorkersSidebarPane = function()
  32 {
  33     WebInspector.SidebarPane.call(this, WebInspector.UIString("Workers"));
  34
  35     this._workers = {};
  36
  37     this._enableWorkersCheckbox = new WebInspector.Checkbox(
  38         WebInspector.UIString("Debug"),
  39         "sidebar-pane-subtitle",
  40         WebInspector.UIString("Allow debugging workers. Enabling this option will replace native workers with the iframe-based JavaScript implementation"));
  41     this.titleElement.insertBefore(this._enableWorkersCheckbox.element, this.titleElement.firstChild);
  42
  43     this._enableWorkersCheckbox.addEventListener(this._onTriggerInstrument.bind(this));
  44     this._enableWorkersCheckbox.checked = false;
  45
  46     this._listElement = document.createElement("ol");
  47     this._listElement.className = "workers-list";
  48
  49     this.bodyElement.appendChild(this._listElement);
  50     this._treeOutline = new TreeOutline(this._listElement);
  51 }
  52
  53 WebInspector.WorkersSidebarPane.prototype = {
  54     addWorker: function(id, url, isShared)
  55     {
  56         if (id in this._workers)
  57             return;
  58         var worker = new WebInspector.Worker(id, url, isShared);
  59         this._workers[id] = worker;
  60
  61         var title = WebInspector.linkifyURL(url, WebInspector.displayNameForURL(url), "worker-item", true, url);
  62         var treeElement = new TreeElement(null, worker, false);
  63         treeElement.titleHTML = title;
  64         this._treeOutline.appendChild(treeElement);
  65     },
  66
  67     removeWorker: function(id)
  68     {
  69         if (id in this._workers) {
  70             this._treeOutline.removeChild(this._treeOutline.findTreeElement(this._workers[id]));
  71             delete this._workers[id];
  72         }
  73     },
  74
  75     setInstrumentation: function(enabled)
  76     {
  77         InspectorBackend.removeAllScriptsToEvaluateOnLoad();
  78         if (enabled)
  79             InspectorBackend.addScriptToEvaluateOnLoad("(" + InjectedFakeWorker + ")");
  80     },
  81
  82     reset: function()
  83     {
  84         this.setInstrumentation(this._enableWorkersCheckbox.checked);
  85         this._treeOutline.removeChildren();
  86         this._workers = {};
  87     },
  88
  89     _onTriggerInstrument: function(event)
  90     {
  91         this.setInstrumentation(this._enableWorkersCheckbox.checked);
  92     }
  93 };
  94
  95 WebInspector.WorkersSidebarPane.prototype.__proto__ = WebInspector.SidebarPane.prototype;
  96
  97 WebInspector.Worker = function(id, url, shared)
  98 {
  99     this.id = id;
 100     this.url = url;
 101     this.shared = shared;
 102 }
 103
 104 WebInspector.didCreateWorker = function()
 105 {
 106     var workersPane = WebInspector.panels.scripts.sidebarPanes.workers;
 107     workersPane.addWorker.apply(workersPane, arguments);
 108 }
 109
 110 WebInspector.didDestroyWorker = function()
 111 {
 112     var workersPane = WebInspector.panels.scripts.sidebarPanes.workers;
 113     workersPane.removeWorker.apply(workersPane, arguments);
 114 }