diff options
Diffstat (limited to 'dom/media/eme/MediaKeyMessageEvent.cpp')
-rw-r--r-- | dom/media/eme/MediaKeyMessageEvent.cpp | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/dom/media/eme/MediaKeyMessageEvent.cpp b/dom/media/eme/MediaKeyMessageEvent.cpp new file mode 100644 index 000000000..37c509e67 --- /dev/null +++ b/dom/media/eme/MediaKeyMessageEvent.cpp @@ -0,0 +1,122 @@ +/* -*- 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/. */ + +#include "mozilla/dom/MediaKeyMessageEvent.h" +#include "mozilla/dom/MediaKeyMessageEventBinding.h" +#include "js/GCAPI.h" +#include "jsfriendapi.h" +#include "mozilla/dom/Nullable.h" +#include "mozilla/dom/PrimitiveConversions.h" +#include "mozilla/HoldDropJSObjects.h" +#include "mozilla/dom/TypedArray.h" +#include "nsContentUtils.h" +#include "mozilla/dom/MediaKeys.h" + +namespace mozilla { +namespace dom { + +NS_IMPL_CYCLE_COLLECTION_CLASS(MediaKeyMessageEvent) + +NS_IMPL_ADDREF_INHERITED(MediaKeyMessageEvent, Event) +NS_IMPL_RELEASE_INHERITED(MediaKeyMessageEvent, Event) + +NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(MediaKeyMessageEvent, Event) +NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END + +NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN_INHERITED(MediaKeyMessageEvent, Event) + NS_IMPL_CYCLE_COLLECTION_TRACE_JS_MEMBER_CALLBACK(mMessage) +NS_IMPL_CYCLE_COLLECTION_TRACE_END + +NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(MediaKeyMessageEvent, Event) + tmp->mMessage = nullptr; + mozilla::DropJSObjects(this); +NS_IMPL_CYCLE_COLLECTION_UNLINK_END + +NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(MediaKeyMessageEvent) +NS_INTERFACE_MAP_END_INHERITING(Event) + +MediaKeyMessageEvent::MediaKeyMessageEvent(EventTarget* aOwner) + : Event(aOwner, nullptr, nullptr) +{ + mozilla::HoldJSObjects(this); +} + +MediaKeyMessageEvent::~MediaKeyMessageEvent() +{ + mMessage = nullptr; + mozilla::DropJSObjects(this); +} + +MediaKeyMessageEvent* +MediaKeyMessageEvent::AsMediaKeyMessageEvent() +{ + return this; +} + +JSObject* +MediaKeyMessageEvent::WrapObjectInternal(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) +{ + return MediaKeyMessageEventBinding::Wrap(aCx, this, aGivenProto); +} + +already_AddRefed<MediaKeyMessageEvent> +MediaKeyMessageEvent::Constructor(EventTarget* aOwner, + MediaKeyMessageType aMessageType, + const nsTArray<uint8_t>& aMessage) +{ + RefPtr<MediaKeyMessageEvent> e = new MediaKeyMessageEvent(aOwner); + e->InitEvent(NS_LITERAL_STRING("message"), false, false); + e->mMessageType = aMessageType; + e->mRawMessage = aMessage; + e->SetTrusted(true); + return e.forget(); +} + +already_AddRefed<MediaKeyMessageEvent> +MediaKeyMessageEvent::Constructor(const GlobalObject& aGlobal, + const nsAString& aType, + const MediaKeyMessageEventInit& aEventInitDict, + ErrorResult& aRv) +{ + nsCOMPtr<EventTarget> owner = do_QueryInterface(aGlobal.GetAsSupports()); + RefPtr<MediaKeyMessageEvent> e = new MediaKeyMessageEvent(owner); + bool trusted = e->Init(owner); + e->InitEvent(aType, aEventInitDict.mBubbles, aEventInitDict.mCancelable); + aEventInitDict.mMessage.ComputeLengthAndData(); + e->mMessage = ArrayBuffer::Create(aGlobal.Context(), + aEventInitDict.mMessage.Length(), + aEventInitDict.mMessage.Data()); + if (!e->mMessage) { + aRv.Throw(NS_ERROR_OUT_OF_MEMORY); + return nullptr; + } + e->mMessageType = aEventInitDict.mMessageType; + e->SetTrusted(trusted); + e->SetComposed(aEventInitDict.mComposed); + return e.forget(); +} + +void +MediaKeyMessageEvent::GetMessage(JSContext* cx, + JS::MutableHandle<JSObject*> aMessage, + ErrorResult& aRv) +{ + if (!mMessage) { + mMessage = ArrayBuffer::Create(cx, + this, + mRawMessage.Length(), + mRawMessage.Elements()); + if (!mMessage) { + aRv.Throw(NS_ERROR_OUT_OF_MEMORY); + return; + } + mRawMessage.Clear(); + } + aMessage.set(mMessage); +} + +} // namespace dom +} // namespace mozilla |