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/*
* Copyright (C) 2015 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef WKMediaSessionFocusManager_h
#define WKMediaSessionFocusManager_h
#include <WebKit/WKBase.h>
#ifndef __cplusplus
#include <stdbool.h>
#endif
#ifdef __cplusplus
extern "C" {
#endif
enum WKMediaSessionFocusManagerPlaybackAttribute {
IsPlaying = 1 << 0,
IsPreviousTrackControlEnabled = 1 << 1,
IsNextTrackControlEnabled = 1 << 2,
};
typedef uint32_t WKMediaSessionFocusManagerPlaybackAttributes;
// Media Session Focus Manager Client
typedef void (*WKMediaSessionFocusManagerDidChangePlaybackAttribute)(WKMediaSessionFocusManagerRef manager, WKMediaSessionFocusManagerPlaybackAttribute playbackAttribute, bool value, const void *clientInfo);
typedef struct WKMediaSessionFocusManagerClientBase {
int version;
const void * clientInfo;
} WKMediaSessionFocusManagerClientBase;
typedef struct WKMediaSessionFocusManagerClientV0 {
WKMediaSessionFocusManagerClientBase base;
// Version 0.
WKMediaSessionFocusManagerDidChangePlaybackAttribute didChangePlaybackAttribute;
} WKMediaSessionFocusManagerClientV0;
WK_EXPORT WKTypeID WKMediaSessionFocusManagerGetTypeID();
WK_EXPORT void WKMediaSessionFocusManagerSetClient(WKMediaSessionFocusManagerRef manager, const WKMediaSessionFocusManagerClientBase* client);
WK_EXPORT bool WKMediaSessionFocusManagerValueForPlaybackAttribute(WKMediaSessionFocusManagerRef, WKMediaSessionFocusManagerPlaybackAttribute);
WK_EXPORT void WKMediaSessionFocusManagerSetVolumeOfFocusedMediaElement(WKMediaSessionFocusManagerRef, double);
#ifdef __cplusplus
}
#endif
#endif /* WKMediaSessionFocusManager_h */
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