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Crash caused by processing during removal of bogus <br> editor nodes. r=evan, a=blocking1.9

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aaronleventhal@moonset.net 2008-01-21 17:32:11 -08:00
parent 8d247dcb8d
commit 73b9f69716
1 changed files with 11 additions and 0 deletions
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11
accessible/src/html/nsHyperTextAccessible.cpp
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@ -619,6 +619,17 @@ nsresult nsHyperTextAccessible::DOMPointToHypertextOffset(nsIDOMNode* aNode, PRI
// accessible for the next DOM node which has one (based on forward depth first search)
nsCOMPtr<nsIAccessible> descendantAccessible;
if (findNode) {
nsCOMPtr<nsIContent> findContent = do_QueryInterface(findNode);
if (findContent->IsNodeOfType(nsINode::eHTML) &&
findContent->NodeInfo()->Equals(nsAccessibilityAtoms::br)) {
nsIContent *parent = findContent->GetParent();
if (parent && parent->IsNativeAnonymous() && parent->GetChildCount() == 1) {
// This <br> is the only node in a text control, therefore it is the hacky
// "bogus node" used when there is no text in a control
*aHyperTextOffset = 0;
return NS_OK;
}
}
descendantAccessible = GetFirstAvailableAccessible(findNode);
}
// From the descendant, go up and get the immediate child of this hypertext