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dc998c5c5a
Differential Revision: https://phabricator.services.mozilla.com/D51100 --HG-- extra : moz-landing-system : lando
39 lines
1.2 KiB
C++
39 lines
1.2 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef nsDocShellEnumerator_h___
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#define nsDocShellEnumerator_h___
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#include "nsTArray.h"
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class nsDocShell;
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class nsIDocShell;
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class MOZ_STACK_CLASS nsDocShellEnumerator {
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public:
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enum class EnumerationDirection : uint8_t { Forwards, Backwards };
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nsDocShellEnumerator(EnumerationDirection aDirection, int32_t aDocShellType,
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nsDocShell& aRootItem);
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public:
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nsresult BuildDocShellArray(nsTArray<RefPtr<nsIDocShell>>& aItemArray);
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private:
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nsresult BuildArrayRecursiveForwards(
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nsDocShell* aItem, nsTArray<RefPtr<nsIDocShell>>& aItemArray);
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nsresult BuildArrayRecursiveBackwards(
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nsDocShell* aItem, nsTArray<RefPtr<nsIDocShell>>& aItemArray);
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private:
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const RefPtr<nsDocShell> mRootItem;
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const int32_t mDocShellType; // only want shells of this type
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const EnumerationDirection mDirection;
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};
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#endif // nsDocShellEnumerator_h___
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