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/*
* Copyright (C) 2013 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.
*/
#include "config.h"
#include "AudioSessionManager.h"
#if USE(AUDIO_SESSION)
using namespace WebCore;
PassOwnPtr<AudioSessionManagerToken> AudioSessionManagerToken::create(AudioSessionManager::AudioType type)
{
return adoptPtr(new AudioSessionManagerToken(type));
}
AudioSessionManagerToken::AudioSessionManagerToken(AudioSessionManager::AudioType type)
: m_type(type)
{
AudioSessionManager::sharedManager().incrementCount(type);
}
AudioSessionManagerToken::~AudioSessionManagerToken()
{
AudioSessionManager::sharedManager().decrementCount(m_type);
}
AudioSessionManager& AudioSessionManager::sharedManager()
{
DEFINE_STATIC_LOCAL(AudioSessionManager, manager, ());
return manager;
}
AudioSessionManager::AudioSessionManager()
{
}
bool AudioSessionManager::has(AudioSessionManager::AudioType type)
{
ASSERT(type >= 0);
return m_typeCount.contains(type);
}
void AudioSessionManager::incrementCount(AudioSessionManager::AudioType type)
{
ASSERT(type >= 0);
m_typeCount.add(type);
updateSessionState();
}
void AudioSessionManager::decrementCount(AudioSessionManager::AudioType type)
{
ASSERT(type >= 0);
m_typeCount.remove(type);
updateSessionState();
}
#if !PLATFORM(MAC)
void AudioSessionManager::updateSessionState()
{
}
#endif
#endif // USE(AUDIO_SESSION)
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