michael@0: var Ci = SpecialPowers.Ci;
michael@0: ok(Ci != null, "Access Ci");
michael@0: var Cc = SpecialPowers.Cc;
michael@0: ok(Cc != null, "Access Cc");
michael@0: 
michael@0: var didDialog;
michael@0: 
michael@0: var timer; // keep in outer scope so it's not GC'd before firing
michael@0: function startCallbackTimer() {
michael@0:     didDialog = false;
michael@0: 
michael@0:     // Delay before the callback twiddles the prompt.
michael@0:     const dialogDelay = 10;
michael@0: 
michael@0:     // Use a timer to invoke a callback to twiddle the authentication dialog
michael@0:     timer = Cc["@mozilla.org/timer;1"].createInstance(Ci.nsITimer);
michael@0:     timer.init(observer, dialogDelay, Ci.nsITimer.TYPE_ONE_SHOT);
michael@0: }
michael@0: 
michael@0: 
michael@0: var observer = SpecialPowers.wrapCallbackObject({
michael@0:     QueryInterface : function (iid) {
michael@0:         const interfaces = [Ci.nsIObserver,
michael@0:                             Ci.nsISupports, Ci.nsISupportsWeakReference];
michael@0: 
michael@0:         if (!interfaces.some( function(v) { return iid.equals(v) } ))
michael@0:             throw SpecialPowers.Components.results.NS_ERROR_NO_INTERFACE;
michael@0:         return this;
michael@0:     },
michael@0: 
michael@0:     observe : function (subject, topic, data) {
michael@0:         var doc = getDialogDoc();
michael@0:         if (doc)
michael@0:             handleDialog(doc, testNum);
michael@0:         else
michael@0:             startCallbackTimer(); // try again in a bit
michael@0:     }
michael@0: });
michael@0: 
michael@0: function getDialogDoc() {
michael@0:   // Find the <browser> which contains notifyWindow, by looking
michael@0:   // through all the open windows and all the <browsers> in each.
michael@0:   var wm = Cc["@mozilla.org/appshell/window-mediator;1"].
michael@0:            getService(Ci.nsIWindowMediator);
michael@0:   //var enumerator = wm.getEnumerator("navigator:browser");
michael@0:   var enumerator = wm.getXULWindowEnumerator(null);
michael@0: 
michael@0:   while (enumerator.hasMoreElements()) {
michael@0:     var win = enumerator.getNext();
michael@0:     var windowDocShell = win.QueryInterface(Ci.nsIXULWindow).docShell;
michael@0: 
michael@0:     var containedDocShells = windowDocShell.getDocShellEnumerator(
michael@0:                                       Ci.nsIDocShellTreeItem.typeChrome,
michael@0:                                       Ci.nsIDocShell.ENUMERATE_FORWARDS);
michael@0:     while (containedDocShells.hasMoreElements()) {
michael@0:         // Get the corresponding document for this docshell
michael@0:         var childDocShell = containedDocShells.getNext();
michael@0:         // We don't want it if it's not done loading.
michael@0:         if (childDocShell.busyFlags != Ci.nsIDocShell.BUSY_FLAGS_NONE)
michael@0:           continue;
michael@0:         var childDoc = childDocShell.QueryInterface(Ci.nsIDocShell)
michael@0:                                     .contentViewer
michael@0:                                     .DOMDocument;
michael@0: 
michael@0:         //ok(true, "Got window: " + childDoc.location.href);
michael@0:         if (childDoc.location.href == "chrome://global/content/commonDialog.xul")
michael@0:           return childDoc;
michael@0:     }
michael@0:   }
michael@0: 
michael@0:   return null;
michael@0: }