gecko-dev/layout/style/DocumentStyleRootIterator.h
Daniel Holbert 2c23d97ecd Bug 1326574: Add some needed includes/forward-declarations in layout/style, to preemptively fix unified bustage. r=xidorn
MozReview-Commit-ID: 2vM3aiR87T3

--HG--
extra : rebase_source : 8bff626c7f283b67b5178bae06ab5606b24c0119
2016-12-31 16:10:45 -08:00

42 lines
1.1 KiB
C++

/* -*- 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 nsIDocument;
namespace mozilla {
namespace dom {
class Element;
} // namespace dom
/**
* DocumentStyleRootIterator traverses the roots of the document from the
* perspective of the Servo-backed style system. This will first traverse
* the document root, followed by any document level native anonymous content.
*/
class DocumentStyleRootIterator
{
public:
explicit DocumentStyleRootIterator(nsIDocument* aDocument);
~DocumentStyleRootIterator() { MOZ_COUNT_DTOR(DocumentStyleRootIterator); }
dom::Element* GetNextStyleRoot();
private:
AutoTArray<nsIContent*, 8> mStyleRoots;
uint32_t mPosition;
};
} // namespace mozilla
#endif // DocumentStyleRootIterator_h