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Bug 684574 - InternalInvalidateThebesLayersInSubtree should recurse on the subdocument root frame. r=roc

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This commit is contained in:
Mats Palmgren 2011-09-06 14:56:45 +02:00
parent f44c93b1c5
commit b94c2b063e
1 changed files with 19 additions and 16 deletions
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35
layout/base/FrameLayerBuilder.cpp
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@ -1903,26 +1903,29 @@ InternalInvalidateThebesLayersInSubtree(nsIFrame* aFrame)
foundContainerLayer = PR_TRUE;
}
nsIFrame* frame = aFrame;
while (frame) {
nsIFrame::ChildListIterator lists(frame);
for (; !lists.IsDone(); lists.Next()) {
nsFrameList::Enumerator childFrames(lists.CurrentList());
for (; !childFrames.AtEnd(); childFrames.Next()) {
if (InternalInvalidateThebesLayersInSubtree(childFrames.get())) {
foundContainerLayer = PR_TRUE;
}
nsAutoTArray<nsIFrame::ChildList,4> childListArray;
if (!aFrame->GetFirstPrincipalChild()) {
nsSubDocumentFrame* subdocumentFrame = do_QueryFrame(aFrame);
if (subdocumentFrame) {
// Descend into the subdocument
nsIFrame* root = subdocumentFrame->GetSubdocumentRootFrame();
if (root) {
childListArray.AppendElement(nsIFrame::ChildList(
nsFrameList(root, nsLayoutUtils::GetLastSibling(root)),
nsIFrame::kPrincipalList));
}
}
if (frame == aFrame && !frame->GetFirstPrincipalChild()) {
nsSubDocumentFrame* subdocumentFrame = do_QueryFrame(frame);
if (subdocumentFrame) {
// Descend into the subdocument
frame = subdocumentFrame->GetSubdocumentRootFrame();
continue;
}
aFrame->GetChildLists(&childListArray);
nsIFrame::ChildListArrayIterator lists(childListArray);
for (; !lists.IsDone(); lists.Next()) {
nsFrameList::Enumerator childFrames(lists.CurrentList());
for (; !childFrames.AtEnd(); childFrames.Next()) {
if (InternalInvalidateThebesLayersInSubtree(childFrames.get())) {
foundContainerLayer = PR_TRUE;
}
}
break;
}
if (!foundContainerLayer) {