Bug 502937. Part 2.5. Provide an API to get the flattened tree parent of an nsIContent. r=bzbarsky

2010-04-16 13:15:28 -05:00
parent c9a954285a
commit 58288238ff
8 changed files with 42 additions and 13 deletions
--- a/content/base/src/nsGenericElement.cpp
+++ b/content/base/src/nsGenericElement.cpp
@@ -631,6 +631,23 @@ nsIContent::FindFirstNonNativeAnonymous() const
  return nsnull;
 }

+nsIContent*
+nsIContent::GetFlattenedTreeParent() const
+{
+  nsIContent *parent = GetParent();
+  if (parent && parent->HasFlag(NODE_MAY_BE_IN_BINDING_MNGR)) {
+    nsIDocument *doc = parent->GetOwnerDoc();
+    if (doc) {
+      nsIContent* insertionElement =
+        doc->BindingManager()->GetNestedInsertionPoint(parent, this);
+      if (insertionElement) {
+        parent = insertionElement;
+      }
+    }
+  }
+  return parent;
+}
+
 //----------------------------------------------------------------------

 NS_IMPL_ADDREF(nsChildContentList)