/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* vim: set ts=8 sts=2 et sw=2 tw=80: */ /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
void DepthOrderedFrameList::Add(nsIFrame* aFrame) { // Is this root already scheduled for reflow? // FIXME: This could possibly be changed to a uniqueness assertion, with some // work in ResizeReflowIgnoreOverride (and maybe others?) // FIXME(emilio): Should probably reuse the traversal for insertion. if (Contains(aFrame)) { // We don't expect frame to change depths.
MOZ_ASSERT(aFrame->GetDepthInFrameTree() ==
mList[mList.IndexOf(aFrame)].mDepth); return;
}
nsIFrame* DepthOrderedFrameList::PopShallowestRoot() { // List is sorted in order of decreasing depth, so there are no shallower // frames than the last one. const FrameAndDepth& lastFAD = mList.PopLastElement();
nsIFrame* frame = lastFAD.mFrame; // We don't expect frame to change depths.
MOZ_ASSERT(frame->GetDepthInFrameTree() == lastFAD.mDepth); return frame;
}
// Look for a path from any element to aFrame, following GetParent(). This // check mirrors what FrameNeedsReflow() would have done if the reflow root // didn't get in the way. for (nsIFrame* f : mList) { do { if (f == aFrame) { returntrue;
}
f = f->GetParent();
} while (f);
}
returnfalse;
}
} // namespace mozilla
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