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-rw-r--r--dom/html/HTMLTrackElement.h146
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diff --git a/dom/html/HTMLTrackElement.h b/dom/html/HTMLTrackElement.h
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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_HTMLTrackElement_h
+#define mozilla_dom_HTMLTrackElement_h
+
+#include "mozilla/Attributes.h"
+#include "mozilla/dom/HTMLMediaElement.h"
+#include "mozilla/dom/TextTrack.h"
+#include "nsCycleCollectionParticipant.h"
+#include "nsGenericHTMLElement.h"
+#include "nsGkAtoms.h"
+#include "nsIDOMHTMLElement.h"
+#include "nsIDOMEventTarget.h"
+#include "nsIHttpChannel.h"
+
+class nsIContent;
+class nsIDocument;
+
+namespace mozilla {
+namespace dom {
+
+class WebVTTListener;
+class WindowDestroyObserver;
+
+class HTMLTrackElement final : public nsGenericHTMLElement
+{
+public:
+ explicit HTMLTrackElement(already_AddRefed<mozilla::dom::NodeInfo>& aNodeInfo);
+
+ // nsISupports
+ NS_DECL_ISUPPORTS_INHERITED
+ NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(HTMLTrackElement,
+ nsGenericHTMLElement)
+
+ // HTMLTrackElement WebIDL
+ void GetKind(DOMString& aKind) const;
+ void SetKind(const nsAString& aKind, ErrorResult& aError)
+ {
+ SetHTMLAttr(nsGkAtoms::kind, aKind, aError);
+ }
+
+ void GetSrc(DOMString& aSrc) const
+ {
+ GetHTMLURIAttr(nsGkAtoms::src, aSrc);
+ }
+
+ void SetSrc(const nsAString& aSrc, ErrorResult& aError);
+
+ void GetSrclang(DOMString& aSrclang) const
+ {
+ GetHTMLAttr(nsGkAtoms::srclang, aSrclang);
+ }
+ void GetSrclang(nsAString& aSrclang) const
+ {
+ GetHTMLAttr(nsGkAtoms::srclang, aSrclang);
+ }
+ void SetSrclang(const nsAString& aSrclang, ErrorResult& aError)
+ {
+ SetHTMLAttr(nsGkAtoms::srclang, aSrclang, aError);
+ }
+
+ void GetLabel(DOMString& aLabel) const
+ {
+ GetHTMLAttr(nsGkAtoms::label, aLabel);
+ }
+ void GetLabel(nsAString& aLabel) const
+ {
+ GetHTMLAttr(nsGkAtoms::label, aLabel);
+ }
+ void SetLabel(const nsAString& aLabel, ErrorResult& aError)
+ {
+ SetHTMLAttr(nsGkAtoms::label, aLabel, aError);
+ }
+
+ bool Default() const
+ {
+ return GetBoolAttr(nsGkAtoms::_default);
+ }
+ void SetDefault(bool aDefault, ErrorResult& aError)
+ {
+ SetHTMLBoolAttr(nsGkAtoms::_default, aDefault, aError);
+ }
+
+ uint16_t ReadyState() const;
+ void SetReadyState(uint16_t aReadyState);
+
+ TextTrack* GetTrack();
+
+ virtual nsresult Clone(mozilla::dom::NodeInfo* aNodeInfo, nsINode** aResult) const override;
+
+ // Override ParseAttribute() to convert kind strings to enum values.
+ virtual bool ParseAttribute(int32_t aNamespaceID,
+ nsIAtom* aAttribute,
+ const nsAString& aValue,
+ nsAttrValue& aResult) override;
+
+ // Override BindToTree() so that we can trigger a load when we become
+ // the child of a media element.
+ virtual nsresult BindToTree(nsIDocument* aDocument,
+ nsIContent* aParent,
+ nsIContent* aBindingParent,
+ bool aCompileEventHandlers) override;
+ virtual void UnbindFromTree(bool aDeep, bool aNullParent) override;
+
+ void DispatchTrackRunnable(const nsString& aEventName);
+ void DispatchTrustedEvent(const nsAString& aName);
+
+ void DropChannel();
+
+ void NotifyShutdown();
+
+protected:
+ virtual ~HTMLTrackElement();
+
+ virtual JSObject* WrapNode(JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override;
+ void OnChannelRedirect(nsIChannel* aChannel, nsIChannel* aNewChannel,
+ uint32_t aFlags);
+ // Open a new channel to the HTMLTrackElement's src attribute and call
+ // mListener's LoadResource().
+ void LoadResource();
+
+ friend class TextTrackCue;
+ friend class WebVTTListener;
+
+ RefPtr<TextTrack> mTrack;
+ nsCOMPtr<nsIChannel> mChannel;
+ RefPtr<HTMLMediaElement> mMediaParent;
+ RefPtr<WebVTTListener> mListener;
+
+ void CreateTextTrack();
+
+private:
+ void DispatchLoadResource();
+ bool mLoadResourceDispatched;
+
+ RefPtr<WindowDestroyObserver> mWindowDestroyObserver;
+};
+
+} // namespace dom
+} // namespace mozilla
+
+#endif // mozilla_dom_HTMLTrackElement_h