gecko-dev/dom/base/nsIDocumentInlines.h

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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 nsIDocumentInlines_h
#define nsIDocumentInlines_h
#include "nsContentUtils.h"
#include "nsIDocument.h"
#include "mozilla/dom/HTMLBodyElement.h"
#include "nsStyleSheetService.h"
inline mozilla::dom::HTMLBodyElement*
nsIDocument::GetBodyElement()
{
return static_cast<mozilla::dom::HTMLBodyElement*>(GetHtmlChildElement(nsGkAtoms::body));
}
template<typename T>
size_t
nsIDocument::FindDocStyleSheetInsertionPoint(
const nsTArray<T>& aDocSheets,
const mozilla::StyleSheet& aSheet)
{
nsStyleSheetService* sheetService = nsStyleSheetService::GetInstance();
// lowest index first
int32_t newDocIndex = IndexOfSheet(aSheet);
size_t count = aDocSheets.Length();
size_t index = 0;
for (; index < count; index++) {
auto* sheet = static_cast<mozilla::StyleSheet*>(aDocSheets[index]);
MOZ_ASSERT(sheet);
int32_t sheetDocIndex = IndexOfSheet(*sheet);
if (sheetDocIndex > newDocIndex)
break;
// If the sheet is not owned by the document it can be an author
// sheet registered at nsStyleSheetService or an additional author
// sheet on the document, which means the new
// doc sheet should end up before it.
if (sheetDocIndex < 0) {
if (sheetService) {
auto& authorSheets = *sheetService->AuthorStyleSheets();
if (authorSheets.IndexOf(sheet) != authorSheets.NoIndex) {
break;
}
}
if (sheet == GetFirstAdditionalAuthorSheet()) {
break;
}
}
}
return size_t(index);
}
inline void
nsIDocument::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
nsIDocument::SetServoRestyleRootDirtyBits(uint32_t aDirtyBits)
{
MOZ_ASSERT(aDirtyBits);
MOZ_ASSERT((aDirtyBits & ~Element::kAllServoDescendantBits) == 0);
MOZ_ASSERT((aDirtyBits & mServoRestyleRootDirtyBits) == mServoRestyleRootDirtyBits);
MOZ_ASSERT(mServoRestyleRoot);
mServoRestyleRootDirtyBits = aDirtyBits;
}
#endif // nsIDocumentInlines_h