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68 lines
2.3 KiB
C++
68 lines
2.3 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 mozilla_dom_DocumentInlines_h
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#define mozilla_dom_DocumentInlines_h
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#include "mozilla/dom/Document.h"
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#include "mozilla/PresShell.h"
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#include "mozilla/ServoStyleSet.h"
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#include "mozilla/dom/HTMLBodyElement.h"
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#include "nsContentUtils.h"
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#include "nsPresContext.h"
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#include "nsStyleSheetService.h"
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namespace mozilla::dom {
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inline PresShell* Document::GetObservingPresShell() const {
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return mPresShell && mPresShell->IsObservingDocument() ? mPresShell : nullptr;
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}
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inline nsPresContext* Document::GetPresContext() const {
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PresShell* presShell = GetPresShell();
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return presShell ? presShell->GetPresContext() : nullptr;
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}
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inline HTMLBodyElement* Document::GetBodyElement() {
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return static_cast<HTMLBodyElement*>(GetHtmlChildElement(nsGkAtoms::body));
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}
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inline void Document::SetServoRestyleRoot(nsINode* aRoot, uint32_t aDirtyBits) {
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MOZ_ASSERT(aRoot);
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MOZ_ASSERT(!mServoRestyleRoot || mServoRestyleRoot == aRoot ||
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nsContentUtils::ContentIsFlattenedTreeDescendantOfForStyle(
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mServoRestyleRoot, aRoot));
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MOZ_ASSERT(aRoot == aRoot->OwnerDocAsNode() || aRoot->IsElement());
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mServoRestyleRoot = aRoot;
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SetServoRestyleRootDirtyBits(aDirtyBits);
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}
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// Note: we break this out of SetServoRestyleRoot so that callers can add
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// bits without doing a no-op assignment to the restyle root, which would
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// involve cycle-collected refcount traffic.
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inline void Document::SetServoRestyleRootDirtyBits(uint32_t aDirtyBits) {
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MOZ_ASSERT(aDirtyBits);
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MOZ_ASSERT((aDirtyBits & ~Element::kAllServoDescendantBits) == 0);
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MOZ_ASSERT((aDirtyBits & mServoRestyleRootDirtyBits) ==
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mServoRestyleRootDirtyBits);
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MOZ_ASSERT(mServoRestyleRoot);
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mServoRestyleRootDirtyBits = aDirtyBits;
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}
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inline ServoStyleSet& Document::EnsureStyleSet() const {
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MOZ_ASSERT(NS_IsMainThread());
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if (!mStyleSet) {
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Document* doc = const_cast<Document*>(this);
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doc->mStyleSet = MakeUnique<ServoStyleSet>(*doc);
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}
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return *(mStyleSet.get());
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}
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} // namespace mozilla::dom
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#endif // mozilla_dom_DocumentInlines_h
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