From 7ace0d291a1efc090f72f0b4ac7f8040e2e44e5b Mon Sep 17 00:00:00 2001
From: "hyatt%netscape.com" <hyatt%netscape.com>
Date: Fri, 8 Sep 2000 06:59:14 +0000
Subject: [PATCH] Binding detached. r=pavlov

---
 dom/src/base/nsGlobalWindow.cpp | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/dom/src/base/nsGlobalWindow.cpp b/dom/src/base/nsGlobalWindow.cpp
index f276588ed3a2..2b21470aac99 100644
--- a/dom/src/base/nsGlobalWindow.cpp
+++ b/dom/src/base/nsGlobalWindow.cpp
@@ -100,10 +100,10 @@
 #include "nsDOMCID.h"
 #include "nsDOMError.h"
 
-// XXX An unfortunate dependency exists here.
+// XXX An unfortunate dependency exists here (two for XUL, one for XBL).
 #include "nsIDOMXULDocument.h"
 #include "nsIDOMXULCommandDispatcher.h"
-
+#include "nsIBindingManager.h"
 
 // CIDs
 static NS_DEFINE_IID(kEventQueueServiceCID, NS_EVENTQUEUESERVICE_CID);
@@ -437,6 +437,16 @@ NS_IMETHODIMP GlobalWindowImpl::HandleDOMEvent(nsIPresContext* aPresContext,
     }
     aEvent->flags = aFlags;
     aFlags &= ~(NS_EVENT_FLAG_CANT_BUBBLE | NS_EVENT_FLAG_CANT_CANCEL);
+
+    // Execute bindingdetached handlers before we tear ourselves
+    // down.
+    if (aEvent->message == NS_PAGE_UNLOAD && mDocument) {
+      nsCOMPtr<nsIDocument> doc(do_QueryInterface(mDocument));
+      nsCOMPtr<nsIBindingManager> bindingManager;
+      doc->GetBindingManager(getter_AddRefs(bindingManager));
+      if (bindingManager)
+        bindingManager->ExecuteDetachedHandlers();
+    }
   }
 
   // Capturing stage