/* 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.support.v4.media.session;

import android.app.PendingIntent;
import android.content.Intent;
import android.support.v4.media.MediaMetadataCompat;
import android.support.v4.media.RatingCompat;
import android.support.v4.media.session.IMediaControllerCallback;
import android.support.v4.media.session.ParcelableVolumeInfo;
import android.support.v4.media.session.PlaybackStateCompat;
import android.support.v4.media.session.MediaSessionCompat;
import android.os.Bundle;
import android.view.KeyEvent;

import java.util.List;

/**
 * Interface to a MediaSessionCompat. This is only used on pre-Lollipop systems.
 * @hide
 */
interface IMediaSession {
    void sendCommand(String command, in Bundle args, in MediaSessionCompat.ResultReceiverWrapper cb);
    boolean sendMediaButton(in KeyEvent mediaButton);
    void registerCallbackListener(in IMediaControllerCallback cb);
    void unregisterCallbackListener(in IMediaControllerCallback cb);
    boolean isTransportControlEnabled();
    String getPackageName();
    String getTag();
    PendingIntent getLaunchPendingIntent();
    long getFlags();
    ParcelableVolumeInfo getVolumeAttributes();
    void adjustVolume(int direction, int flags, String packageName);
    void setVolumeTo(int value, int flags, String packageName);

    // These commands are for the TransportControls
    void play();
    void playFromMediaId(String uri, in Bundle extras);
    void playFromSearch(String string, in Bundle extras);
    void skipToQueueItem(long id);
    void pause();
    void stop();
    void next();
    void previous();
    void fastForward();
    void rewind();
    void seekTo(long pos);
    void rate(in RatingCompat rating);
    void sendCustomAction(String action, in Bundle args);
    MediaMetadataCompat getMetadata();
    PlaybackStateCompat getPlaybackState();
    List<MediaSessionCompat.QueueItem> getQueue();
    CharSequence getQueueTitle();
    Bundle getExtras();
    int getRatingType();
}