From e9851860ab72964e5905350a450713c8573ac583 Mon Sep 17 00:00:00 2001
From: "bienvenu%nventure.com"
 <bienvenu%nventure.com@18797224-902f-48f8-a5cc-f745e15eee43>
Date: Mon, 1 Nov 2004 06:19:31 +0000
Subject: [PATCH] fix crash drag dropping virtual folders, 264605, clean up
 virtural folder db listening code

git-svn-id: svn://10.0.0.236/branches/AVIARY_1_0_20040515_BRANCH@164723 18797224-902f-48f8-a5cc-f745e15eee43
---
 mozilla/mailnews/base/src/nsMsgAccountManager.cpp | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/mozilla/mailnews/base/src/nsMsgAccountManager.cpp b/mozilla/mailnews/base/src/nsMsgAccountManager.cpp
index 0e354959900..a76c52fa543 100644
--- a/mozilla/mailnews/base/src/nsMsgAccountManager.cpp
+++ b/mozilla/mailnews/base/src/nsMsgAccountManager.cpp
@@ -2644,11 +2644,10 @@ NS_IMETHODIMP VirtualFolderChangeListener::OnParentChanged(nsMsgKey aKeyChanged,
 
 NS_IMETHODIMP VirtualFolderChangeListener::OnAnnouncerGoingAway(nsIDBChangeAnnouncer *instigator)
 {
-  nsresult rv;
-  nsCOMPtr<nsIMsgDBService> msgDBService = do_GetService(NS_MSGDB_SERVICE_CONTRACTID, &rv);
-  if (msgDBService)
-    msgDBService->UnregisterPendingListener(this);
-  return rv;
+  nsCOMPtr <nsIMsgDatabase> msgDB = do_QueryInterface(instigator);
+  if (msgDB)
+    msgDB->RemoveListener(this);
+  return NS_OK;
 }
 
 NS_IMETHODIMP VirtualFolderChangeListener::OnReadChanged(nsIDBChangeListener *aInstigator)
@@ -2833,6 +2832,8 @@ NS_IMETHODIMP nsMsgAccountManager::SaveVirtualFolders()
             nsCOMPtr <nsIMsgDatabase> db;
             nsCOMPtr <nsIDBFolderInfo> dbFolderInfo;
             rv = msgFolder->GetDBFolderInfoAndDB(getter_AddRefs(dbFolderInfo), getter_AddRefs(db)); // force db to get created.
+            if (dbFolderInfo)
+            {
             nsXPIDLCString srchFolderUri;
             nsXPIDLCString searchTerms; 
             PRBool searchOnline = PR_FALSE;
@@ -2848,6 +2849,7 @@ NS_IMETHODIMP nsMsgAccountManager::SaveVirtualFolders()
         }
       }
    }
+   }
    if (outputStream)
     outputStream->Close();
   }