gecko-dev/dom/media/AudioNotificationSender.h
Chun-Min Chang fcac71b722 Bug 1361336 - part4: Create AudioNotificationSender/Receiver to pass the device-changed notification; r=cpearce
--HG--
extra : rebase_source : 698c735d3fe7fc6b47b47416a205dc51e77c9358
2017-07-26 17:00:44 +08:00

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* 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_AUDIONOTIFICATIONSENDER_H_
#define MOZILLA_AUDIONOTIFICATIONSENDER_H_
#include "nsError.h" // for nsresult
namespace mozilla {
namespace audio {
// Please see the architecture figure in AudioNotificationReceiver.h.
class AudioNotificationSender final
{
public:
// Register the AudioNotification to get the device-changed event.
static nsresult Init();
private:
// Send the device-changed notification from the chrome processes
// to the content processes.
static void NotifyDefaultDeviceChanged();
}; // AudioNotificationSender
} // namespace audio
} // namespace mozilla
#endif // MOZILLA_AUDIONOTIFICATIONSENDER_H_