content: /*
   * Copyright (C) 2014 The Android Open Source Project
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *      http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package android.media;
  
  import android.util.IntArray;
  import com.android.server.LocalServices;
  
  /**
   * Class for system services to access extra AudioManager functionality. The
   * AudioService is responsible for registering an implementation with
   * {@link LocalServices}.
   *
   * @hide
   */
  public abstract class AudioManagerInternal {
  
      public abstract void adjustSuggestedStreamVolumeForUid(int streamType, int direction,
              int flags, String callingPackage, int uid);
  
      public abstract void adjustStreamVolumeForUid(int streamType, int direction, int flags,
              String callingPackage, int uid);
  
      public abstract void setStreamVolumeForUid(int streamType, int direction, int flags,
              String callingPackage, int uid);
  
      public abstract void setRingerModeDelegate(RingerModeDelegate delegate);
  
      public abstract int getRingerModeInternal();
  
      public abstract void setRingerModeInternal(int ringerMode, String caller);
  
      public abstract void silenceRingerModeInternal(String caller);
  
      public abstract void updateRingerModeAffectedStreamsInternal();
  
      public abstract void setAccessibilityServiceUids(IntArray uids);
  
      public interface RingerModeDelegate {
          /** Called when external ringer mode is evaluated, returns the new internal ringer mode */
          int onSetRingerModeExternal(int ringerModeOld, int ringerModeNew, String caller,
                  int ringerModeInternal, VolumePolicy policy);
  
          /** Called when internal ringer mode is evaluated, returns the new external ringer mode */
          int onSetRingerModeInternal(int ringerModeOld, int ringerModeNew, String caller,
                  int ringerModeExternal, VolumePolicy policy);
  
          boolean canVolumeDownEnterSilent();
  
          int getRingerModeAffectedStreams(int streams);
      }
  }
  