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47 lines
1.8 KiB
C++
47 lines
1.8 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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#include "AnonymousContent.h"
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#include "mozilla/dom/Document.h"
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#include "mozilla/dom/Element.h"
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#include "mozilla/dom/ShadowRoot.h"
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#include "mozilla/dom/AnonymousContentBinding.h"
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#include "nsCycleCollectionParticipant.h"
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namespace mozilla::dom {
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// Ref counting and cycle collection
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NS_IMPL_CYCLE_COLLECTION(AnonymousContent, mHost, mRoot)
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already_AddRefed<AnonymousContent> AnonymousContent::Create(Document& aDoc) {
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RefPtr<Element> host = aDoc.CreateHTMLElement(nsGkAtoms::div);
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if (!host) {
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return nullptr;
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}
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host->SetAttr(kNameSpaceID_None, nsGkAtoms::role, u"presentation"_ns, false);
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host->SetAttr(kNameSpaceID_None, nsGkAtoms::_class,
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u"anonymous-content-host"_ns, false);
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RefPtr<ShadowRoot> root = host->AttachShadowWithoutNameChecks(
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ShadowRootMode::Closed, Element::DelegatesFocus::No);
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root->SetIsUAWidget();
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return do_AddRef(new AnonymousContent(host.forget(), root.forget()));
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}
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AnonymousContent::AnonymousContent(already_AddRefed<Element> aHost,
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already_AddRefed<ShadowRoot> aRoot)
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: mHost(aHost), mRoot(aRoot) {
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MOZ_ASSERT(mHost);
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MOZ_ASSERT(mRoot);
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}
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AnonymousContent::~AnonymousContent() = default;
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bool AnonymousContent::WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto,
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JS::MutableHandle<JSObject*> aReflector) {
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return AnonymousContent_Binding::Wrap(aCx, this, aGivenProto, aReflector);
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}
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} // namespace mozilla::dom
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