The Tor Browser: dom/system/gonk/AudioManager.h@b8a032363ba2

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 /* Copyright 2012 Mozilla Foundation and Mozilla contributors

     2  *

     3  * Licensed under the Apache License, Version 2.0 (the "License");

     4  * you may not use this file except in compliance with the License.

     5  * You may obtain a copy of the License at

     6  *

     7  *     http://www.apache.org/licenses/LICENSE-2.0

     8  *

     9  * Unless required by applicable law or agreed to in writing, software

    10  * distributed under the License is distributed on an "AS IS" BASIS,

    11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

    12  * See the License for the specific language governing permissions and

    13  * limitations under the License.

    14  */

    16 #ifndef mozilla_dom_system_b2g_audiomanager_h__

    17 #define mozilla_dom_system_b2g_audiomanager_h__

    19 #include "mozilla/Observer.h"

    20 #include "nsAutoPtr.h"

    21 #include "nsIAudioManager.h"

    22 #include "nsIObserver.h"

    23 #include "AudioChannelAgent.h"

    24 #include "android_audio/AudioSystem.h"

    26 // {b2b51423-502d-4d77-89b3-7786b562b084}

    27 #define NS_AUDIOMANAGER_CID {0x94f6fd70, 0x7615, 0x4af9, \

    28       {0x89, 0x10, 0xf9, 0x3c, 0x55, 0xe6, 0x62, 0xec}}

    29 #define NS_AUDIOMANAGER_CONTRACTID "@mozilla.org/telephony/audiomanager;1"

    31 namespace mozilla {

    32 namespace hal {

    33 class SwitchEvent;

    34 typedef Observer<SwitchEvent> SwitchObserver;

    35 } // namespace hal

    37 namespace dom {

    38 namespace gonk {

    39 class RecoverTask;

    40 class AudioChannelVolInitCallback;

    41 class AudioManager : public nsIAudioManager

    42                    , public nsIObserver

    43 {

    44 public:

    45   NS_DECL_ISUPPORTS

    46   NS_DECL_NSIAUDIOMANAGER

    47   NS_DECL_NSIOBSERVER

    49   AudioManager();

    50   ~AudioManager();

    52   // When audio backend is dead, recovery task needs to read all volume

    53   // settings then set back into audio backend.

    54   friend class RecoverTask;

    55   friend class AudioChannelVolInitCallback;

    57 protected:

    58   int32_t mPhoneState;

    59   int mCurrentStreamVolumeTbl[AUDIO_STREAM_CNT];

    61   nsresult SetStreamVolumeIndex(int32_t aStream, int32_t aIndex);

    62   nsresult GetStreamVolumeIndex(int32_t aStream, int32_t *aIndex);

    64 private:

    65   nsAutoPtr<mozilla::hal::SwitchObserver> mObserver;

    66   nsCOMPtr<nsIAudioChannelAgent>          mPhoneAudioAgent;

    67 #ifdef MOZ_B2G_RIL

    68   bool                                    mMuteCallToRIL;

    69   // mIsMicMuted is only used for toggling mute call to RIL.

    70   bool                                    mIsMicMuted;

    71 #endif

    73   void HandleBluetoothStatusChanged(nsISupports* aSubject,

    74                                     const char* aTopic,

    75                                     const nsCString aAddress);

    76 };

    78 } /* namespace gonk */

    79 } /* namespace dom */

    80 } /* namespace mozilla */

    82 #endif // mozilla_dom_system_b2g_audiomanager_h__

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