content/media/TextTrackList.h

branch
TOR_BUG_9701
changeset 8
97036ab72558
equal deleted inserted replaced
-1:000000000000 0:518464a9b08f
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_TextTrackList_h
8 #define mozilla_dom_TextTrackList_h
9
10 #include "mozilla/DOMEventTargetHelper.h"
11 #include "mozilla/dom/TextTrack.h"
12 #include "nsCycleCollectionParticipant.h"
13
14 namespace mozilla {
15 namespace dom {
16
17 class HTMLMediaElement;
18 class TextTrackManager;
19 class CompareTextTracks;
20 class TrackEvent;
21 class TrackEventRunner;
22
23 class TextTrackList MOZ_FINAL : public DOMEventTargetHelper
24 {
25 public:
26 NS_DECL_ISUPPORTS_INHERITED
27 NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(TextTrackList, DOMEventTargetHelper)
28
29 TextTrackList(nsPIDOMWindow* aOwnerWindow);
30 TextTrackList(nsPIDOMWindow* aOwnerWindow, TextTrackManager* aTextTrackManager);
31
32 virtual JSObject* WrapObject(JSContext* aCx) MOZ_OVERRIDE;
33
34 uint32_t Length() const
35 {
36 return mTextTracks.Length();
37 }
38
39 // Get all the current active cues.
40 void UpdateAndGetShowingCues(nsTArray<nsRefPtr<TextTrackCue> >& aCues);
41
42 TextTrack* IndexedGetter(uint32_t aIndex, bool& aFound);
43 TextTrack* operator[](uint32_t aIndex);
44
45 already_AddRefed<TextTrack> AddTextTrack(TextTrackKind aKind,
46 const nsAString& aLabel,
47 const nsAString& aLanguage,
48 TextTrackMode aMode,
49 TextTrackReadyState aReadyState,
50 TextTrackSource aTextTrackSource,
51 const CompareTextTracks& aCompareTT);
52 TextTrack* GetTrackById(const nsAString& aId);
53
54 void AddTextTrack(TextTrack* aTextTrack, const CompareTextTracks& aCompareTT);
55
56 void RemoveTextTrack(TextTrack* aTrack);
57 void DidSeek();
58
59 HTMLMediaElement* GetMediaElement();
60 void SetTextTrackManager(TextTrackManager* aTextTrackManager);
61
62 nsresult DispatchTrackEvent(nsIDOMEvent* aEvent);
63 void CreateAndDispatchChangeEvent();
64
65 IMPL_EVENT_HANDLER(change)
66 IMPL_EVENT_HANDLER(addtrack)
67 IMPL_EVENT_HANDLER(removetrack)
68
69 private:
70 nsTArray< nsRefPtr<TextTrack> > mTextTracks;
71 nsRefPtr<TextTrackManager> mTextTrackManager;
72
73 void CreateAndDispatchTrackEventRunner(TextTrack* aTrack,
74 const nsAString& aEventName);
75 };
76
77 } // namespace dom
78 } // namespace mozilla
79
80 #endif // mozilla_dom_TextTrackList_h

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