chrome/browser/resources/net_internals/prerender_view.js

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 /**
   6  * This view displays information related to Prerendering.
   7  */
   8 var PrerenderView = (function() {
   9   'use strict';
  10
  11   // We inherit from DivView.
  12   var superClass = DivView;
  13
  14   /**
  15    * @constructor
  16    */
  17   function PrerenderView() {
  18     assertFirstConstructorCall(PrerenderView);
  19
  20     // Call superclass's constructor.
  21     superClass.call(this, PrerenderView.MAIN_BOX_ID);
  22
  23     g_browser.addPrerenderInfoObserver(this, true);
  24   }
  25
  26   PrerenderView.TAB_ID = 'tab-handle-prerender';
  27   PrerenderView.TAB_NAME = 'Prerender';
  28   PrerenderView.TAB_HASH = '#prerender';
  29
  30   // IDs for special HTML elements in prerender_view.html
  31   PrerenderView.MAIN_BOX_ID = 'prerender-view-tab-content';
  32
  33   // Used in tests.
  34   PrerenderView.HISTORY_TABLE_ID = 'prerender-view-history-table';
  35   PrerenderView.ACTIVE_TABLE_ID = 'prerender-view-active-table';
  36
  37   cr.addSingletonGetter(PrerenderView);
  38
  39   PrerenderView.prototype = {
  40     // Inherit the superclass's methods.
  41     __proto__: superClass.prototype,
  42
  43     onLoadLogFinish: function(data) {
  44       return this.onPrerenderInfoChanged(data.prerenderInfo);
  45     },
  46
  47     onPrerenderInfoChanged: function(prerenderInfo) {
  48       if (!prerenderInfo)
  49         return false;
  50       var input = new JsEvalContext(prerenderInfo);
  51       jstProcess(input, $(PrerenderView.MAIN_BOX_ID));
  52       return true;
  53     }
  54   };
  55
  56   return PrerenderView;
  57 })();