Added UpdateStyleContexts for support change-out of style contexts

1998-11-05 19:31:39 +00:00
parent 56e7712929
commit d68fc5f5e2
4 changed files with 42 additions and 2 deletions
--- a/layout/generic/nsHTMLContainerFrame.cpp
+++ b/layout/generic/nsHTMLContainerFrame.cpp
@@ -515,4 +515,19 @@ nsHTMLContainerFrame::CreateViewForFrame(nsIPresContext& aPresContext,
  return NS_OK;
 }

-
+void
+nsHTMLContainerFrame::UpdateStyleContexts(nsIPresContext& aPresContext,
+                                          nsIFrame* aFrame,
+                                          nsIFrame* aOldParent,
+                                          nsIFrame* aNewParent)
+{
+  nsIStyleContext* oldParentSC;
+  aOldParent->GetStyleContext(oldParentSC);
+  nsIStyleContext* newParentSC;
+  aNewParent->GetStyleContext(newParentSC);
+  if (oldParentSC != newParentSC) {
+    aFrame->ReResolveStyleContext(&aPresContext, newParentSC);
+  }
+  NS_RELEASE(oldParentSC);
+  NS_RELEASE(newParentSC);
+}