зеркало из https://github.com/mozilla/gecko-dev.git
84 строки
2.9 KiB
C++
84 строки
2.9 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 "nsContentUtils.h"
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#include "mozilla/dom/Document.h"
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#include "mozilla/dom/HTMLBodyElement.h"
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#include "nsStyleSheetService.h"
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namespace mozilla {
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namespace dom {
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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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template <typename T>
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size_t Document::FindDocStyleSheetInsertionPoint(const nsTArray<T>& aDocSheets,
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const StyleSheet& aSheet) {
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nsStyleSheetService* sheetService = nsStyleSheetService::GetInstance();
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// lowest index first
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int32_t newDocIndex = IndexOfSheet(aSheet);
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size_t count = aDocSheets.Length();
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size_t index = 0;
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for (; index < count; index++) {
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auto* sheet = static_cast<StyleSheet*>(aDocSheets[index]);
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MOZ_ASSERT(sheet);
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int32_t sheetDocIndex = IndexOfSheet(*sheet);
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if (sheetDocIndex > newDocIndex) break;
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// If the sheet is not owned by the document it can be an author
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// sheet registered at nsStyleSheetService or an additional author
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// sheet on the document, which means the new
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// doc sheet should end up before it.
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if (sheetDocIndex < 0) {
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if (sheetService) {
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auto& authorSheets = *sheetService->AuthorStyleSheets();
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if (authorSheets.IndexOf(sheet) != authorSheets.NoIndex) {
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break;
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}
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}
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if (sheet == GetFirstAdditionalAuthorSheet()) {
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break;
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}
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}
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}
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return size_t(index);
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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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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_DocumentInlines_h
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