gecko/dom/speakermanager/SpeakerManager.h
Masayuki Nakano 54d409dfca Bug 984269 Rename nsDOMEventTargetHelper to mozilla::DOMEventTargetHelper r=smaug
--HG--
rename : dom/events/nsDOMEventTargetHelper.cpp => dom/events/DOMEventTargetHelper.cpp
rename : dom/events/nsDOMEventTargetHelper.h => dom/events/DOMEventTargetHelper.h
2014-04-01 15:13:50 +09:00

66 lines
1.9 KiB
C++

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