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   1 <!DOCTYPE html>  <html> <head>   <title>window-utils.coffee</title>   <meta http-equiv="content-type" content="text/html; charset=UTF-8">   <link rel="stylesheet" media="all" href="docco.css" /> </head> <body>   <div id="container">     <div id="background"></div>            <div id="jump_to">         Jump To &hellip;         <div id="jump_wrapper">           <div id="jump_page">                                           <a class="source" href="commands.html">                 commands.coffee               </a>                                           <a class="source" href="console.html">                 console.coffee               </a>                                           <a class="source" href="event-handlers.html">                 event-handlers.coffee               </a>                                           <a class="source" href="hints.html">                 hints.coffee               </a>                                           <a class="source" href="marker.html">                 marker.coffee               </a>                                           <a class="source" href="utils.html">                 utils.coffee               </a>                                           <a class="source" href="vim.html">                 vim.coffee               </a>                                           <a class="source" href="window-utils.html">                 window-utils.coffee               </a>                        </div>         </div>       </div>          <table cellpadding="0" cellspacing="0">       <thead>         <tr>           <th class="docs">             <h1>               window-utils.coffee             </h1>           </th>           <th class="code">           </th>         </tr>       </thead>       <tbody>                               <tr id="section-1">             <td class="docs">               <div class="pilwrap">                 <a class="pilcrow" href="#section-1">&#182;</a>               </div>                            </td>             <td class="code">               <div class="highlight"><pre><span class="p">{</span> <span class="nv">classes: </span><span class="nx">Cc</span><span class="p">,</span> <span class="nv">interfaces: </span><span class="nx">Ci</span><span class="p">,</span> <span class="nv">utils: </span><span class="nx">Cu</span> <span class="p">}</span> <span class="o">=</span> <span class="nx">Components</span>
   2
   3 <span class="nv">tools = </span><span class="p">{}</span>
   4 <span class="nx">Cu</span><span class="p">.</span><span class="nx">import</span> <span class="s">&quot;resource://gre/modules/Services.jsm&quot;</span><span class="p">,</span> <span class="nx">tools</span>
   5
   6 <span class="nv">ww = </span><span class="nx">tools</span><span class="p">.</span><span class="nx">Services</span><span class="p">.</span><span class="nx">ww</span>
   7
   8 <span class="nv">runOnWindowLoad = </span><span class="nf">(callback, window) -&gt;</span>
   9   <span class="k">if</span> <span class="nb">window</span><span class="p">.</span><span class="nb">document</span><span class="p">.</span><span class="nx">readyState</span> <span class="o">==</span> <span class="s">&#39;complete&#39;</span>
  10     <span class="nx">callback</span> <span class="nb">window</span>
  11   <span class="k">else</span>
  12     <span class="nv">onLoad = </span><span class="o">-&gt;</span>
  13       <span class="nb">window</span><span class="p">.</span><span class="nx">removeEventListener</span> <span class="s">&#39;load&#39;</span><span class="p">,</span> <span class="nx">arguments</span><span class="p">.</span><span class="nx">callee</span><span class="p">,</span> <span class="kc">false</span>
  14       <span class="nx">callback</span><span class="p">(</span><span class="nb">window</span><span class="p">)</span>
  15
  16     <span class="nb">window</span><span class="p">.</span><span class="nx">addEventListener</span> <span class="s">&#39;load&#39;</span><span class="p">,</span> <span class="nx">onLoad</span><span class="p">,</span> <span class="kc">false</span>
  17
  18 <span class="nv">applyToWindows = </span><span class="nf">(callback) -&gt;</span>
  19   <span class="nv">winEnum = </span><span class="nx">ww</span><span class="p">.</span><span class="nx">getWindowEnumerator</span><span class="p">()</span>
  20   <span class="k">while</span> <span class="nx">winEnum</span><span class="p">.</span><span class="nx">hasMoreElements</span><span class="p">()</span>
  21     <span class="nb">window</span> <span class="o">=</span> <span class="nx">winEnum</span><span class="p">.</span><span class="nx">getNext</span><span class="p">().</span><span class="nx">QueryInterface</span><span class="p">(</span><span class="nx">Ci</span><span class="p">.</span><span class="nx">nsIDOMWindow</span><span class="p">)</span>
  22     <span class="nx">runOnWindowLoad</span> <span class="nx">callback</span><span class="p">,</span> <span class="nb">window</span>
  23
  24 <span class="nv">isBrowserWindow = </span><span class="nf">(window) -&gt;</span>
  25   <span class="k">return</span> <span class="nb">window</span><span class="p">.</span><span class="nb">document</span><span class="p">.</span><span class="nx">documentElement</span><span class="p">.</span><span class="nx">getAttribute</span><span class="p">(</span><span class="s">&quot;windowtype&quot;</span><span class="p">)</span> <span class="o">==</span> <span class="s">&quot;navigator:browser&quot;</span>
  26
  27 <span class="k">class</span> <span class="nx">WindowObserver</span>
  28   <span class="nv">constructor: </span><span class="nf">(@delegate) -&gt;</span>
  29
  30   <span class="nv">observe: </span><span class="nf">(subject, topic, data) -&gt;</span>
  31     <span class="nb">window</span> <span class="o">=</span> <span class="nx">subject</span><span class="p">.</span><span class="nx">QueryInterface</span><span class="p">(</span><span class="nx">Ci</span><span class="p">.</span><span class="nx">nsIDOMWindow</span><span class="p">)</span>
  32     <span class="k">switch</span> <span class="nx">topic</span>
  33       <span class="k">when</span> <span class="s">&#39;domwindowopened&#39;</span>
  34         <span class="nx">runOnWindowLoad</span> <span class="nx">@delegate</span><span class="p">.</span><span class="nx">track</span><span class="p">,</span> <span class="nb">window</span>
  35       <span class="k">when</span> <span class="s">&#39;domwindowclosed&#39;</span>
  36         <span class="nx">runOnWindowLoad</span> <span class="nx">@delegate</span><span class="p">.</span><span class="nx">untrack</span><span class="p">,</span> <span class="nb">window</span>
  37
  38 <span class="k">class</span> <span class="nx">WindowTracker</span>
  39
  40   <span class="nv">constructor: </span><span class="nf">(@delegate) -&gt;</span>
  41     <span class="vi">@observer = </span><span class="k">new</span> <span class="nx">WindowObserver</span> <span class="nx">@delegate</span>
  42
  43   <span class="nv">start: </span><span class="o">-&gt;</span>
  44     <span class="nx">applyToWindows</span> <span class="nx">@delegate</span><span class="p">.</span><span class="nx">track</span>
  45     <span class="nx">ww</span><span class="p">.</span><span class="nx">registerNotification</span> <span class="nx">@observer</span>
  46
  47   <span class="nv">stop: </span><span class="o">-&gt;</span>
  48     <span class="nx">ww</span><span class="p">.</span><span class="nx">unregisterNotification</span> <span class="nx">@observer</span>
  49     <span class="nx">applyToWindows</span> <span class="nx">@delegate</span><span class="p">.</span><span class="nx">untrack</span>
  50
  51
  52 <span class="nv">exports.runOnWindowLoad = </span><span class="nx">runOnWindowLoad</span>
  53 <span class="nv">exports.applyToWindows = </span><span class="nx">applyToWindows</span>
  54 <span class="nv">exports.WindowTracker = </span><span class="nx">WindowTracker</span>
  55 <span class="nv">exports.isBrowserWindow = </span><span class="nx">isBrowserWindow</span>
  56
  57 </pre></div>             </td>           </tr>                </tbody>     </table>   </div> </body> </html>