/* 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/. */
class IMediaController; class MediaControlService;
/** * AudioFocusManager is used to assign the audio focus to different requester * and decide which requester can own audio focus when audio competing happens. * When the audio competing happens, the last request would be a winner who can * still own the audio focus, and all the other requesters would lose the audio * focus. Now MediaController is the onlt requester, it would request the audio * focus when it becomes audible and revoke the audio focus when the controller * is no longer active.
*/ class AudioFocusManager { public: void RequestAudioFocus(IMediaController* aController); void RevokeAudioFocus(IMediaController* aController);
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