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-rw-r--r--dom/media/TextTrackList.h85
1 files changed, 85 insertions, 0 deletions
diff --git a/dom/media/TextTrackList.h b/dom/media/TextTrackList.h
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+/* -*- 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