dom/media/eme/MediaEncryptedEvent.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
   5  * You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef mozilla_dom_MediaKeyNeededEvent_h__
   8 #define mozilla_dom_MediaKeyNeededEvent_h__
   9
  10 #include <cstdint>
  11 #include "js/RootingAPI.h"
  12 #include "mozilla/AlreadyAddRefed.h"
  13 #include "mozilla/Assertions.h"
  14 #include "mozilla/dom/Event.h"
  15 #include "nsCycleCollectionParticipant.h"
  16 #include "nsISupports.h"
  17 #include "nsStringFwd.h"
  18 #include "nsTArray.h"
  19
  20 namespace mozilla::dom {
  21 struct MediaKeyNeededEventInit;
  22
  23 class MediaEncryptedEvent final : public Event {
  24  public:
  25   NS_DECL_ISUPPORTS_INHERITED
  26   NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_INHERITED(MediaEncryptedEvent,
  27                                                          Event)
  28  protected:
  29   virtual ~MediaEncryptedEvent();
  30   explicit MediaEncryptedEvent(EventTarget* aOwner);
  31
  32   nsString mInitDataType;
  33   JS::Heap<JSObject*> mInitData;
  34
  35  public:
  36   JSObject* WrapObjectInternal(JSContext* aCx,
  37                                JS::Handle<JSObject*> aGivenProto) override;
  38
  39   static already_AddRefed<MediaEncryptedEvent> Constructor(EventTarget* aOwner);
  40
  41   static already_AddRefed<MediaEncryptedEvent> Constructor(
  42       EventTarget* aOwner, const nsAString& aInitDataType,
  43       const nsTArray<uint8_t>& aInitData);
  44
  45   static already_AddRefed<MediaEncryptedEvent> Constructor(
  46       const GlobalObject& aGlobal, const nsAString& aType,
  47       const MediaKeyNeededEventInit& aEventInitDict, ErrorResult& aRv);
  48
  49   void GetInitDataType(nsString& aRetVal) const;
  50
  51   void GetInitData(JSContext* cx, JS::MutableHandle<JSObject*> aData,
  52                    ErrorResult& aRv);
  53
  54  private:
  55   nsTArray<uint8_t> mRawInitData;
  56 };
  57
  58 }  // namespace mozilla::dom
  59
  60 #endif  // mozilla_dom_MediaKeyNeededEvent_h__