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Extensible Markup Language  |  2009-06-04  |  8.5 KB  |  234 lines
  1. <?xml version="1.0"?>
  2.  
  3. <!DOCTYPE bindings SYSTEM "chrome://mozapps/locale/update/updates.dtd">
  4.  
  5. <bindings id="updatesBindings"
  6.           xmlns="http://www.mozilla.org/xbl"
  7.           xmlns:xul="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul"
  8.           xmlns:xbl="http://www.mozilla.org/xbl">
  9.   
  10.   <binding id="license">
  11.     <content>
  12.       <xul:vbox flex="1" class="loadingBox">
  13.         <xul:hbox align="start">
  14.           <xul:image class="licenseLoadingThrobber" xbl:inherits="state"/>
  15.           <xul:vbox flex="1">
  16.             <xul:description flex="1" class="licenseLoadingMessage" crop="right"/>
  17.           </xul:vbox>
  18.         </xul:hbox>
  19.       </xul:vbox>
  20.       <xul:vbox flex="1">
  21.         <xul:browser class="licenseContent" type="content" flex="1"/>
  22.       </xul:vbox>
  23.       <xul:stringbundle anonid="strings" 
  24.                         src="chrome://mozapps/locale/update/updates.properties"/>
  25.     </content>
  26.     <implementation>
  27.       <constructor><![CDATA[
  28.         // just to be safe, turn off js, auth, plugins, and subframes
  29.         var docShell = this._content.docShell;
  30.         docShell.allowJavascript = false;
  31.         docShell.allowAuth = false;
  32.         docShell.allowPlugins = false;
  33.         //allow redirects
  34.         //docShell.allowMetaRedirects = false;
  35.         docShell.allowSubframes = false;
  36.         //allow images
  37.         //docShell.allowImages = false;
  38.       ]]></constructor>
  39.  
  40.       <destructor><![CDATA[
  41.         // clean up the listener
  42.         // but you may not have one if you never showed the page with
  43.         // a <license> element
  44.         if (this._licenseProgressListener) 
  45.           this._content.webProgress
  46.               .removeProgressListener(this._licenseProgressListener);
  47.       ]]></destructor>
  48.  
  49.       <field name="_message">
  50.         document.getAnonymousElementByAttribute(this, "class", "licenseLoadingMessage");
  51.       </field>
  52.       <field name="_content">
  53.         document.getAnonymousElementByAttribute(this, "class", "licenseContent");
  54.       </field>
  55.       <field name="_strings">
  56.         document.getAnonymousElementByAttribute(this, "anonid", "strings");
  57.       </field>
  58.       
  59.       <field name="update_name">null</field>
  60.       <field name="update_version">null</field>
  61.       <field name="_licenseProgressListener">null</field>
  62.  
  63.       <method name="_setMessageValue">
  64.         <parameter name="value"/>
  65.         <body><![CDATA[
  66.           while (this._message.hasChildNodes())
  67.             this._message.removeChild(this._message.firstChild);
  68.           this._message.appendChild(document.createTextNode(value));
  69.         ]]></body>
  70.       </method>
  71.  
  72.       <method name="onError">
  73.         <body><![CDATA[
  74.           this.setAttribute("selectedIndex", "0");
  75.  
  76.           var errorPropertyName = this.getAttribute("id") + "NotFound";
  77.           var statusText = this._strings.getFormattedString(errorPropertyName, 
  78.                                                             [this.update_name]);
  79.           this._setMessageValue(statusText);
  80.           this.setAttribute("state", "error");
  81.         ]]></body>
  82.       </method>
  83.  
  84.       <method name="onLoad">
  85.         <body><![CDATA[
  86.           this.setAttribute("selectedIndex", "1");
  87.  
  88.           var e = document.createEvent("Events");
  89.           e.initEvent("load", false, true);
  90.           this.dispatchEvent(e);
  91.         ]]></body>
  92.       </method>
  93.  
  94.       <method name="onStart">
  95.         <body><![CDATA[
  96.           this.setAttribute("selectedIndex", "0");
  97.  
  98.           this.setAttribute("state", "loading");
  99.           var loadingPropertyName = this.getAttribute("id") + "Downloading";
  100.           this._setMessageValue(this._strings.getFormattedString(
  101.             loadingPropertyName, [this.update_name, this.update_version]));
  102.         ]]></body>
  103.       </method>
  104.  
  105.       <property name="url">
  106.         <getter><![CDATA[
  107.           return this.getAttribute("url");
  108.         ]]></getter>
  109.         <setter><![CDATA[
  110.           var self = this;
  111.  
  112.           this._licenseProgressListener = {
  113.             QueryInterface: function(aIID) 
  114.             {
  115.               if (aIID.equals(Components.interfaces.nsIWebProgressListener) ||
  116.                   aIID.equals(Components.interfaces.nsISupportsWeakReference) ||
  117.                   aIID.equals(Components.interfaces.nsISupports))
  118.                 return this;
  119.               throw Components.results.NS_NOINTERFACE;
  120.             },
  121.             onLocationChange: function() {},
  122.             onProgressChange: function() {},
  123.             onStatusChange:   function() {},
  124.             onSecurityChange: function() {},
  125.             onStateChange:    function(aWebProgress, aRequest, 
  126.                                        aStateFlags, aStatus) 
  127.             {
  128.               if (!aRequest)
  129.                 return;
  130.  
  131.               const nsIWebProgressListener = 
  132.                 Components.interfaces.nsIWebProgressListener;
  133.  
  134.               if (aStateFlags & nsIWebProgressListener.STATE_IS_NETWORK) 
  135.               {
  136.                 if (aStateFlags & nsIWebProgressListener.STATE_START) 
  137.                   self.onStart();
  138.                 else if (aStateFlags & nsIWebProgressListener.STATE_STOP)
  139.                 {
  140.                   const nsIHttpChannel = Components.interfaces.nsIHttpChannel;
  141.                   try {
  142.                     var channel = aRequest.QueryInterface(nsIHttpChannel);
  143.                     if (channel.requestSucceeded) 
  144.                     {
  145.                       // if we get here, the load was OK, report success
  146.                       self.onLoad();
  147.                       return;
  148.                     }
  149.                   }
  150.                   catch (ex) 
  151.                   { 
  152.                     // the channel.requestSucceeded can throw 
  153.                     // NS_ERROR_NOT_AVAILABLE if you can't reach the server
  154.                     // so we treat that as an error
  155.                   }
  156.  
  157.                   // everything else (like a 404) is an error
  158.                   self.onError();
  159.                 }
  160.               }
  161.             }
  162.           }
  163.  
  164.           this._content.webProgress
  165.               .addProgressListener(this._licenseProgressListener,
  166.                Components.interfaces.nsIWebProgress.NOTIFY_ALL);
  167.  
  168.           // load the url now that the listener is registered
  169.           this._content.setAttribute("src", val);
  170.         ]]></setter>
  171.       </property>
  172.       
  173.       <method name="stopDownloading">
  174.         <body><![CDATA[
  175.           this._content.stop();
  176.         ]]></body>
  177.       </method>
  178.     </implementation>
  179.   </binding>
  180.   
  181.   <binding id="update" extends="chrome://global/content/bindings/richlistbox.xml#richlistitem">
  182.     <content>
  183.       <xul:hbox>
  184.         <xul:label class="update-name" xbl:inherits="value=name" flex="1" crop="right"/>
  185.         <xul:label xbl:inherits="href=detailsURL" class="text-link"
  186.                    value="&update.details.label;"/>
  187.       </xul:hbox>
  188.       <xul:label class="update-type" xbl:inherits="value=type"/>
  189.       <xul:grid>
  190.         <xul:columns>
  191.           <xul:column class="update-label-column"/>
  192.           <xul:column flex="1"/>
  193.         </xul:columns>
  194.         <xul:rows>
  195.           <xul:row>
  196.             <xul:label class="update-installedOn-label">&update.installedOn.label;</xul:label>
  197.             <xul:label class="update-installedOn-value" xbl:inherits="value=installDate" flex="1" crop="right"/>
  198.           </xul:row>
  199.           <xul:row>
  200.             <xul:label class="update-status-label">&update.status.label;</xul:label>
  201.             <xul:description class="update-status-value" flex="1"/>
  202.           </xul:row>
  203.         </xul:rows>
  204.       </xul:grid>
  205.     </content>
  206.     <implementation>
  207.       <property name="name"
  208.                 onget="return this.getAttribute('name');"
  209.                 onset="this.setAttribute('name', val); return val;"/>
  210.       <property name="detailsURL"
  211.                 onget="return this.getAttribute('detailsURL');"
  212.                 onset="this.setAttribute('detailsURL', val); return val;"/>
  213.       <property name="installDate"
  214.                 onget="return this.getAttribute('installDate');"
  215.                 onset="this.setAttribute('installDate', val); return val;"/>
  216.       <property name="type"
  217.                 onget="return this.getAttribute('type');"
  218.                 onset="this.setAttribute('type', val); return val;"/>
  219.       <property name="status"
  220.                 onget="return this.getAttribute('status');">
  221.         <setter><![CDATA[
  222.           this.setAttribute("status", val);
  223.           var field = document.getAnonymousElementByAttribute(this, "class", "update-status-value");
  224.           while (field.hasChildNodes())
  225.             field.removeChild(field.firstChild);
  226.           field.appendChild(document.createTextNode(val));
  227.           return val;
  228.         ]]></setter>
  229.       </property>
  230.     </implementation>
  231.   </binding>
  232. </bindings>
  233.  
  234.