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      1 /* Copyright (C) 2014 The Android Open Source Project
      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  */
     15 
     16 package android.media.session;
     17 
     18 import android.app.PendingIntent;
     19 import android.content.Intent;
     20 import android.content.pm.ParceledListSlice;
     21 import android.media.MediaMetadata;
     22 import android.media.Rating;
     23 import android.media.session.ISessionControllerCallback;
     24 import android.media.session.MediaSession;
     25 import android.media.session.ParcelableVolumeInfo;
     26 import android.media.session.PlaybackState;
     27 import android.net.Uri;
     28 import android.os.Bundle;
     29 import android.os.ResultReceiver;
     30 import android.view.KeyEvent;
     31 
     32 import java.util.List;
     33 
     34 /**
     35  * Interface to MediaSessionRecord in the system.
     36  * @hide
     37  */
     38 interface ISessionController {
     39     void sendCommand(String packageName, ISessionControllerCallback caller,
     40             String command, in Bundle args, in ResultReceiver cb);
     41     boolean sendMediaButton(String packageName, ISessionControllerCallback caller,
     42             boolean asSystemService, in KeyEvent mediaButton);
     43     void registerCallbackListener(String packageName, ISessionControllerCallback cb);
     44     void unregisterCallbackListener(ISessionControllerCallback cb);
     45     boolean isTransportControlEnabled();
     46     String getPackageName();
     47     String getTag();
     48     PendingIntent getLaunchPendingIntent();
     49     long getFlags();
     50     ParcelableVolumeInfo getVolumeAttributes();
     51     void adjustVolume(String packageName, ISessionControllerCallback caller,
     52             boolean asSystemService, int direction, int flags);
     53     void setVolumeTo(String packageName, ISessionControllerCallback caller,
     54             int value, int flags);
     55 
     56     // These commands are for the TransportControls
     57     void prepare(String packageName, ISessionControllerCallback caller);
     58     void prepareFromMediaId(String packageName, ISessionControllerCallback caller,
     59             String mediaId, in Bundle extras);
     60     void prepareFromSearch(String packageName, ISessionControllerCallback caller,
     61             String string, in Bundle extras);
     62     void prepareFromUri(String packageName, ISessionControllerCallback caller,
     63             in Uri uri, in Bundle extras);
     64     void play(String packageName, ISessionControllerCallback caller);
     65     void playFromMediaId(String packageName, ISessionControllerCallback caller,
     66             String mediaId, in Bundle extras);
     67     void playFromSearch(String packageName, ISessionControllerCallback caller,
     68             String string, in Bundle extras);
     69     void playFromUri(String packageName, ISessionControllerCallback caller,
     70             in Uri uri, in Bundle extras);
     71     void skipToQueueItem(String packageName, ISessionControllerCallback caller, long id);
     72     void pause(String packageName, ISessionControllerCallback caller);
     73     void stop(String packageName, ISessionControllerCallback caller);
     74     void next(String packageName, ISessionControllerCallback caller);
     75     void previous(String packageName, ISessionControllerCallback caller);
     76     void fastForward(String packageName, ISessionControllerCallback caller);
     77     void rewind(String packageName, ISessionControllerCallback caller);
     78     void seekTo(String packageName, ISessionControllerCallback caller, long pos);
     79     void rate(String packageName, ISessionControllerCallback caller, in Rating rating);
     80     void sendCustomAction(String packageName, ISessionControllerCallback caller,
     81             String action, in Bundle args);
     82     MediaMetadata getMetadata();
     83     PlaybackState getPlaybackState();
     84     ParceledListSlice getQueue();
     85     CharSequence getQueueTitle();
     86     Bundle getExtras();
     87     int getRatingType();
     88 }
     89