1 files changed, 85 insertions, 0 deletions
diff --git a/dom/media/TextTrackList.h b/dom/media/TextTrackList.h
new file mode 100644
index 000000000..607717137
--- /dev/null
+++ b/dom/media/TextTrackList.h
@@ -0,0 +1,85 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:set ts=2 sw=2 et tw=78: */
+/* 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/. */
+
+#ifndef mozilla_dom_TextTrackList_h
+#define mozilla_dom_TextTrackList_h
+
+#include "mozilla/DOMEventTargetHelper.h"
+#include "mozilla/dom/TextTrack.h"
+#include "nsCycleCollectionParticipant.h"
+
+namespace mozilla {
+namespace dom {
+
+class HTMLMediaElement;
+class TextTrackManager;
+class CompareTextTracks;
+class TrackEvent;
+class TrackEventRunner;
+
+class TextTrackList final : public DOMEventTargetHelper
+{
+public:
+  NS_DECL_ISUPPORTS_INHERITED
+  NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(TextTrackList, DOMEventTargetHelper)
+
+  explicit TextTrackList(nsPIDOMWindowInner* aOwnerWindow);
+  TextTrackList(nsPIDOMWindowInner* aOwnerWindow, TextTrackManager* aTextTrackManager);
+
+  JSObject* WrapObject(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
+
+  uint32_t Length() const
+  {
+    return mTextTracks.Length();
+  }
+
+  // Get all the current active cues.
+  void GetShowingCues(nsTArray<RefPtr<TextTrackCue> >& aCues);
+
+  TextTrack* IndexedGetter(uint32_t aIndex, bool& aFound);
+  TextTrack* operator[](uint32_t aIndex);
+
+  already_AddRefed<TextTrack> AddTextTrack(TextTrackKind aKind,
+                                           const nsAString& aLabel,
+                                           const nsAString& aLanguage,
+                                           TextTrackMode aMode,
+                                           TextTrackReadyState aReadyState,
+                                           TextTrackSource aTextTrackSource,
+                                           const CompareTextTracks& aCompareTT);
+  TextTrack* GetTrackById(const nsAString& aId);
+
+  void AddTextTrack(TextTrack* aTextTrack, const CompareTextTracks& aCompareTT);
+
+  void RemoveTextTrack(TextTrack* aTrack);
+  void DidSeek();
+
+  HTMLMediaElement* GetMediaElement();
+  void SetTextTrackManager(TextTrackManager* aTextTrackManager);
+
+  nsresult DispatchTrackEvent(nsIDOMEvent* aEvent);
+  void CreateAndDispatchChangeEvent();
+  void SetCuesInactive();
+
+  IMPL_EVENT_HANDLER(change)
+  IMPL_EVENT_HANDLER(addtrack)
+  IMPL_EVENT_HANDLER(removetrack)
+
+  bool mPendingTextTrackChange = false;
+
+private:
+  ~TextTrackList();
+
+  nsTArray< RefPtr<TextTrack> > mTextTracks;
+  RefPtr<TextTrackManager> mTextTrackManager;
+
+  void CreateAndDispatchTrackEventRunner(TextTrack* aTrack,
+                                         const nsAString& aEventName);
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_TextTrackList_h