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Fix for bug 123032. Check for null pointers before using them. R=rdayal, SR=bienvenu

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This commit is contained in:
ducarroz%netscape.com 2002-02-12 03:45:33 +00:00
parent b285e8ccaa
commit 15420ff7b1
1 changed files with 14 additions and 8 deletions
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22
mailnews/compose/src/nsMsgComposeService.cpp
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@ -294,15 +294,21 @@ void nsMsgComposeService::CloseWindow(nsIDOMWindowInternal *domWindow)
if (globalObj)
{
globalObj->GetDocShell(getter_AddRefs(docshell));
nsCOMPtr<nsIDocShellTreeItem> treeItem(do_QueryInterface(docshell));
nsCOMPtr<nsIDocShellTreeOwner> treeOwner;
treeItem->GetTreeOwner(getter_AddRefs(treeOwner));
if (treeItem)
if (docshell)
{
nsCOMPtr<nsIBaseWindow> baseWindow;
baseWindow = do_QueryInterface(treeOwner);
if (baseWindow)
baseWindow->Destroy();
nsCOMPtr<nsIDocShellTreeItem> treeItem(do_QueryInterface(docshell));
if (treeItem)
{
nsCOMPtr<nsIDocShellTreeOwner> treeOwner;
treeItem->GetTreeOwner(getter_AddRefs(treeOwner));
if (treeOwner)
{
nsCOMPtr<nsIBaseWindow> baseWindow;
baseWindow = do_QueryInterface(treeOwner);
if (baseWindow)
baseWindow->Destroy();
}
}
}
}
}