зеркало из https://github.com/mozilla/gecko-dev.git
104 строки
3.7 KiB
C++
104 строки
3.7 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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/dom/MediaKeyMessageEvent.h"
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#include "mozilla/dom/MediaKeyMessageEventBinding.h"
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#include "js/ArrayBuffer.h"
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#include "js/RootingAPI.h"
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#include "jsfriendapi.h"
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#include "mozilla/dom/Nullable.h"
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#include "mozilla/dom/PrimitiveConversions.h"
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#include "mozilla/HoldDropJSObjects.h"
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#include "mozilla/dom/TypedArray.h"
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#include "nsContentUtils.h"
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#include "mozilla/dom/MediaKeys.h"
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namespace mozilla::dom {
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NS_IMPL_CYCLE_COLLECTION_CLASS(MediaKeyMessageEvent)
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NS_IMPL_ADDREF_INHERITED(MediaKeyMessageEvent, Event)
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NS_IMPL_RELEASE_INHERITED(MediaKeyMessageEvent, Event)
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(MediaKeyMessageEvent, Event)
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
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NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN_INHERITED(MediaKeyMessageEvent, Event)
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NS_IMPL_CYCLE_COLLECTION_TRACE_JS_MEMBER_CALLBACK(mMessage)
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NS_IMPL_CYCLE_COLLECTION_TRACE_END
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NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(MediaKeyMessageEvent, Event)
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mozilla::DropJSObjects(tmp);
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NS_IMPL_CYCLE_COLLECTION_UNLINK_END
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(MediaKeyMessageEvent)
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NS_INTERFACE_MAP_END_INHERITING(Event)
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MediaKeyMessageEvent::MediaKeyMessageEvent(EventTarget* aOwner)
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: Event(aOwner, nullptr, nullptr),
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mMessageType(static_cast<MediaKeyMessageType>(0)) {
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mozilla::HoldJSObjects(this);
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}
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MediaKeyMessageEvent::~MediaKeyMessageEvent() { mozilla::DropJSObjects(this); }
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MediaKeyMessageEvent* MediaKeyMessageEvent::AsMediaKeyMessageEvent() {
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return this;
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}
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JSObject* MediaKeyMessageEvent::WrapObjectInternal(
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JSContext* aCx, JS::Handle<JSObject*> aGivenProto) {
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return MediaKeyMessageEvent_Binding::Wrap(aCx, this, aGivenProto);
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}
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already_AddRefed<MediaKeyMessageEvent> MediaKeyMessageEvent::Constructor(
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EventTarget* aOwner, MediaKeyMessageType aMessageType,
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const nsTArray<uint8_t>& aMessage) {
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RefPtr<MediaKeyMessageEvent> e = new MediaKeyMessageEvent(aOwner);
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e->InitEvent(u"message"_ns, false, false);
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e->mMessageType = aMessageType;
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e->mRawMessage = aMessage.Clone();
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e->SetTrusted(true);
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return e.forget();
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}
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already_AddRefed<MediaKeyMessageEvent> MediaKeyMessageEvent::Constructor(
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const GlobalObject& aGlobal, const nsAString& aType,
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const MediaKeyMessageEventInit& aEventInitDict, ErrorResult& aRv) {
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nsCOMPtr<EventTarget> owner = do_QueryInterface(aGlobal.GetAsSupports());
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RefPtr<MediaKeyMessageEvent> e = new MediaKeyMessageEvent(owner);
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bool trusted = e->Init(owner);
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e->InitEvent(aType, aEventInitDict.mBubbles, aEventInitDict.mCancelable);
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JS::Rooted<JSObject*> buffer(aGlobal.Context(),
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aEventInitDict.mMessage.Obj());
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e->mMessage = JS::CopyArrayBuffer(aGlobal.Context(), buffer);
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if (!e->mMessage) {
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aRv.NoteJSContextException(aGlobal.Context());
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return nullptr;
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}
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e->mMessageType = aEventInitDict.mMessageType;
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e->SetTrusted(trusted);
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e->SetComposed(aEventInitDict.mComposed);
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return e.forget();
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}
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void MediaKeyMessageEvent::GetMessage(JSContext* cx,
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JS::MutableHandle<JSObject*> aMessage,
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ErrorResult& aRv) {
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if (!mMessage) {
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mMessage = ArrayBuffer::Create(cx, this, mRawMessage.Length(),
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mRawMessage.Elements());
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if (!mMessage) {
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aRv.NoteJSContextException(cx);
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return;
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}
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mRawMessage.Clear();
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}
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aMessage.set(mMessage);
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}
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} // namespace mozilla::dom
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