dom/media/VideoTrackList.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim:set ts=2 sw=2 et tw=78: */
   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
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef mozilla_dom_VideoTrackList_h
   8 #define mozilla_dom_VideoTrackList_h
   9
  10 #include "MediaTrack.h"
  11 #include "MediaTrackList.h"
  12
  13 namespace mozilla::dom {
  14
  15 class VideoTrack;
  16
  17 class VideoTrackList : public MediaTrackList {
  18  public:
  19   VideoTrackList(nsIGlobalObject* aOwnerObject, HTMLMediaElement* aMediaElement)
  20       : MediaTrackList(aOwnerObject, aMediaElement), mSelectedIndex(-1) {}
  21
  22   JSObject* WrapObject(JSContext* aCx,
  23                        JS::Handle<JSObject*> aGivenProto) override;
  24
  25   VideoTrack* operator[](uint32_t aIndex);
  26
  27   void RemoveTrack(const RefPtr<MediaTrack>& aTrack) override;
  28
  29   void EmptyTracks() override;
  30
  31   VideoTrack* GetSelectedTrack();
  32
  33   // WebIDL
  34   int32_t SelectedIndex() const { return mSelectedIndex; }
  35
  36   VideoTrack* IndexedGetter(uint32_t aIndex, bool& aFound);
  37
  38   VideoTrack* GetTrackById(const nsAString& aId);
  39
  40   friend class VideoTrack;
  41
  42  protected:
  43   VideoTrackList* AsVideoTrackList() override { return this; }
  44
  45  private:
  46   int32_t mSelectedIndex;
  47 };
  48
  49 }  // namespace mozilla::dom
  50
  51 #endif  // mozilla_dom_VideoTrackList_h