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74 lines
2.1 KiB
C++
74 lines
2.1 KiB
C++
/* Copyright 2012 Mozilla Foundation and Mozilla contributors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef mozilla_dom_system_b2g_audiomanager_h__
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#define mozilla_dom_system_b2g_audiomanager_h__
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#include "mozilla/Observer.h"
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#include "nsAutoPtr.h"
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#include "nsIAudioManager.h"
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#include "nsIObserver.h"
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#include "AudioChannelAgent.h"
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#include "android_audio/AudioSystem.h"
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// {b2b51423-502d-4d77-89b3-7786b562b084}
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#define NS_AUDIOMANAGER_CID {0x94f6fd70, 0x7615, 0x4af9, \
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{0x89, 0x10, 0xf9, 0x3c, 0x55, 0xe6, 0x62, 0xec}}
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#define NS_AUDIOMANAGER_CONTRACTID "@mozilla.org/telephony/audiomanager;1"
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using namespace mozilla::dom;
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namespace mozilla {
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namespace hal {
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class SwitchEvent;
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typedef Observer<SwitchEvent> SwitchObserver;
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} // namespace hal
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namespace dom {
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namespace gonk {
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class RecoverTask;
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class AudioManager : public nsIAudioManager
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, public nsIObserver
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{
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIAUDIOMANAGER
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NS_DECL_NSIOBSERVER
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AudioManager();
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~AudioManager();
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// When audio backend is dead, recovery task needs to read all volume
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// settings then set back into audio backend.
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friend class RecoverTask;
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protected:
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int32_t mPhoneState;
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int mCurrentStreamVolumeTbl[AUDIO_STREAM_CNT];
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android::status_t SetStreamVolumeIndex(int32_t aStream, int32_t aIndex);
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android::status_t GetStreamVolumeIndex(int32_t aStream, int32_t *aIndex);
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private:
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nsAutoPtr<mozilla::hal::SwitchObserver> mObserver;
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nsCOMPtr<AudioChannelAgent> mPhoneAudioAgent;
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};
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} /* namespace gonk */
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} /* namespace dom */
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} /* namespace mozilla */
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#endif // mozilla_dom_system_b2g_audiomanager_h__
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