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/* -*- 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/. */
#ifndef DocumentStyleRootIterator_h
#define DocumentStyleRootIterator_h
#include "nsTArray.h"
class nsIContent;
class nsINode;
namespace mozilla {
namespace dom {
class Element;
} // namespace dom
/**
* DocumentStyleRootIterator traverses the roots of the document from the
* perspective of the Servo-backed style system. In the general case, this
* will first traverse the document root, followed by any document level
* native anonymous content.
*
* If the caller passes an element to the constructor rather than the document,
* that element (and nothing else) is returned from GetNextStyleRoot.
*/
class DocumentStyleRootIterator {
public:
explicit DocumentStyleRootIterator(nsINode* aStyleRoot);
MOZ_COUNTED_DTOR(DocumentStyleRootIterator)
dom::Element* GetNextStyleRoot();
private:
AutoTArray<nsIContent*, 8> mStyleRoots;
uint32_t mPosition;
};
} // namespace mozilla
#endif // DocumentStyleRootIterator_h
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