зеркало из https://github.com/mozilla/gecko-dev.git
65 строки
1.9 KiB
C++
65 строки
1.9 KiB
C++
/* 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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_SpeakerManager_h
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#define mozilla_dom_SpeakerManager_h
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#include "mozilla/DOMEventTargetHelper.h"
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#include "mozilla/dom/MozSpeakerManagerBinding.h"
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namespace mozilla {
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namespace dom {
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/* This class is used for UA to control devices's speaker status.
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* After UA set the speaker status, the UA should handle the
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* forcespeakerchange event and change the speaker status in UI.
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* The device's speaker status would set back to normal when UA close the application.
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*/
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class SpeakerManager MOZ_FINAL
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: public DOMEventTargetHelper
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, public nsIDOMEventListener
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{
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friend class SpeakerManagerService;
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friend class SpeakerManagerServiceChild;
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_NSIDOMEVENTLISTENER
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public:
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void Init(nsPIDOMWindow* aWindow);
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nsPIDOMWindow* GetParentObject() const;
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virtual JSObject* WrapObject(JSContext* aCx) MOZ_OVERRIDE;
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/**
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* WebIDL Interface
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*/
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// Get this api's force speaker setting.
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bool Forcespeaker();
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// Force acoustic sound go through speaker. Don't force to speaker if application
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// stay in the background and re-force when application
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// go to foreground
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void SetForcespeaker(bool aEnable);
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// Get the device's speaker forced setting.
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bool Speakerforced();
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void SetAudioChannelActive(bool aIsActive);
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IMPL_EVENT_HANDLER(speakerforcedchange)
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static already_AddRefed<SpeakerManager>
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Constructor(const GlobalObject& aGlobal, ErrorResult& aRv);
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protected:
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SpeakerManager();
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~SpeakerManager();
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void DispatchSimpleEvent(const nsAString& aStr);
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// This api's force speaker setting
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bool mForcespeaker;
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bool mVisible;
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};
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_SpeakerManager_h
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