From e674affbbee86a182af197d96c6d7dd41a6a4342 Mon Sep 17 00:00:00 2001
From: "joki%netscape.com"
 <joki%netscape.com@18797224-902f-48f8-a5cc-f745e15eee43>
Date: Thu, 13 May 1999 23:51:25 +0000
Subject: [PATCH] Adding unload event during window closing.

git-svn-id: svn://10.0.0.236/trunk@31519 18797224-902f-48f8-a5cc-f745e15eee43
---
 mozilla/docshell/base/nsWebShell.cpp | 19 +++++++++++++++++++
 mozilla/webshell/src/nsWebShell.cpp  | 19 +++++++++++++++++++
 2 files changed, 38 insertions(+)

diff --git a/mozilla/docshell/base/nsWebShell.cpp b/mozilla/docshell/base/nsWebShell.cpp
index 34872b5dc6f..c6f233f2ce7 100644
--- a/mozilla/docshell/base/nsWebShell.cpp
+++ b/mozilla/docshell/base/nsWebShell.cpp
@@ -897,6 +897,25 @@ nsWebShell::Destroy()
 {
   nsresult rv = NS_OK;
 
+  //Fire unload event before we blow anything away.
+  if (nsnull != mScriptGlobal) {
+    nsIDocumentViewer* docViewer;
+    if (nsnull != mContentViewer && 
+        NS_OK == mContentViewer->QueryInterface(kIDocumentViewerIID, (void**)&docViewer)) {
+      nsIPresContext *presContext;
+      if (NS_OK == docViewer->GetPresContext(presContext)) {
+        nsEventStatus status = nsEventStatus_eIgnore;
+        nsMouseEvent event;
+        event.eventStructType = NS_EVENT;
+        event.message = NS_PAGE_UNLOAD;
+        rv = mScriptGlobal->HandleDOMEvent(*presContext, &event, nsnull, NS_EVENT_FLAG_INIT, status);
+
+        NS_RELEASE(presContext);
+      }
+      NS_RELEASE(docViewer);
+    }
+  }
+
   // Stop any URLs that are currently being loaded...
   Stop();
 
diff --git a/mozilla/webshell/src/nsWebShell.cpp b/mozilla/webshell/src/nsWebShell.cpp
index 34872b5dc6f..c6f233f2ce7 100644
--- a/mozilla/webshell/src/nsWebShell.cpp
+++ b/mozilla/webshell/src/nsWebShell.cpp
@@ -897,6 +897,25 @@ nsWebShell::Destroy()
 {
   nsresult rv = NS_OK;
 
+  //Fire unload event before we blow anything away.
+  if (nsnull != mScriptGlobal) {
+    nsIDocumentViewer* docViewer;
+    if (nsnull != mContentViewer && 
+        NS_OK == mContentViewer->QueryInterface(kIDocumentViewerIID, (void**)&docViewer)) {
+      nsIPresContext *presContext;
+      if (NS_OK == docViewer->GetPresContext(presContext)) {
+        nsEventStatus status = nsEventStatus_eIgnore;
+        nsMouseEvent event;
+        event.eventStructType = NS_EVENT;
+        event.message = NS_PAGE_UNLOAD;
+        rv = mScriptGlobal->HandleDOMEvent(*presContext, &event, nsnull, NS_EVENT_FLAG_INIT, status);
+
+        NS_RELEASE(presContext);
+      }
+      NS_RELEASE(docViewer);
+    }
+  }
+
   // Stop any URLs that are currently being loaded...
   Stop();