35 lines
1.1 KiB
C++
35 lines
1.1 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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/* State that is passed down to UnbindToTree. */
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#ifndef mozilla_dom_UnbindContext_h__
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#define mozilla_dom_UnbindContext_h__
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#include "mozilla/Attributes.h"
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#include "nsINode.h"
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namespace mozilla::dom {
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struct MOZ_STACK_CLASS UnbindContext final {
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// The root of the subtree being unbound.
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nsINode& Root() const { return mRoot; }
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// Whether we're the root of the subtree being unbound.
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bool IsUnbindRoot(const nsINode* aNode) const { return &mRoot == aNode; }
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// The parent node of the subtree we're unbinding from.
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nsINode* GetOriginalSubtreeParent() const { return mOriginalParent; }
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explicit UnbindContext(nsINode& aRoot)
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: mRoot(aRoot), mOriginalParent(aRoot.GetParentNode()) {}
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private:
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nsINode& mRoot;
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nsINode* const mOriginalParent;
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};
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} // namespace mozilla::dom
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#endif
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