зеркало из https://github.com/mozilla/gecko-dev.git
85 строки
2.6 KiB
C++
85 строки
2.6 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 et tw=78: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_TextTrackList_h
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#define mozilla_dom_TextTrackList_h
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#include "mozilla/DOMEventTargetHelper.h"
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#include "mozilla/dom/TextTrack.h"
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#include "nsCycleCollectionParticipant.h"
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namespace mozilla {
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namespace dom {
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class Event;
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class HTMLMediaElement;
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class TextTrackManager;
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class CompareTextTracks;
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class TrackEvent;
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class TrackEventRunner;
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class TextTrackList final : public DOMEventTargetHelper {
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public:
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(TextTrackList, DOMEventTargetHelper)
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explicit TextTrackList(nsPIDOMWindowInner* aOwnerWindow);
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TextTrackList(nsPIDOMWindowInner* aOwnerWindow,
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TextTrackManager* aTextTrackManager);
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JSObject* WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) override;
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uint32_t Length() const { return mTextTracks.Length(); }
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// Get all the current active cues.
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void GetShowingCues(nsTArray<RefPtr<TextTrackCue>>& aCues);
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TextTrack* IndexedGetter(uint32_t aIndex, bool& aFound);
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TextTrack* operator[](uint32_t aIndex);
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already_AddRefed<TextTrack> AddTextTrack(
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TextTrackKind aKind, const nsAString& aLabel, const nsAString& aLanguage,
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TextTrackMode aMode, TextTrackReadyState aReadyState,
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TextTrackSource aTextTrackSource, const CompareTextTracks& aCompareTT);
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TextTrack* GetTrackById(const nsAString& aId);
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void AddTextTrack(TextTrack* aTextTrack, const CompareTextTracks& aCompareTT);
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void RemoveTextTrack(TextTrack* aTrack);
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void DidSeek();
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HTMLMediaElement* GetMediaElement();
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void SetTextTrackManager(TextTrackManager* aTextTrackManager);
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nsresult DispatchTrackEvent(Event* aEvent);
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void CreateAndDispatchChangeEvent();
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void SetCuesInactive();
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bool AreTextTracksLoaded();
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nsTArray<RefPtr<TextTrack>>& GetTextTrackArray();
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IMPL_EVENT_HANDLER(change)
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IMPL_EVENT_HANDLER(addtrack)
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IMPL_EVENT_HANDLER(removetrack)
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bool mPendingTextTrackChange = false;
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private:
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~TextTrackList();
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nsTArray<RefPtr<TextTrack>> mTextTracks;
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RefPtr<TextTrackManager> mTextTrackManager;
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void CreateAndDispatchTrackEventRunner(TextTrack* aTrack,
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const nsAString& aEventName);
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};
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_TextTrackList_h
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