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