1 /* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.example.android.supportv4.media; 18 19 import android.os.Bundle; 20 import android.support.v4.media.MediaBrowserCompat; 21 import android.support.v4.media.session.MediaControllerCompat; 22 23 import androidx.fragment.app.FragmentActivity; 24 25 import com.example.android.supportv4.R; 26 27 /** 28 * Main activity for the music player. 29 */ 30 public class MediaBrowserSupport extends FragmentActivity 31 implements BrowseFragment.FragmentDataHelper { 32 33 @Override 34 public void onCreate(Bundle savedInstanceState) { 35 super.onCreate(savedInstanceState); 36 setContentView(R.layout.activity_player); 37 if (savedInstanceState == null) { 38 getSupportFragmentManager().beginTransaction() 39 .add(R.id.container, BrowseFragment.newInstance(null)) 40 .commit(); 41 } 42 } 43 44 @Override 45 public void onMediaItemSelected(MediaBrowserCompat.MediaItem item) { 46 if (item.isPlayable()) { 47 MediaControllerCompat mediaController = MediaControllerCompat.getMediaController(this); 48 if (mediaController != null) { 49 mediaController.getTransportControls().playFromMediaId(item.getMediaId(), null); 50 QueueFragment queueFragment = QueueFragment.newInstance(); 51 getSupportFragmentManager().beginTransaction() 52 .replace(R.id.container, queueFragment) 53 .addToBackStack(null) 54 .commit(); 55 } 56 } else if (item.isBrowsable()) { 57 getSupportFragmentManager().beginTransaction() 58 .replace(R.id.container, BrowseFragment.newInstance(item.getMediaId())) 59 .addToBackStack(null) 60 .commit(); 61 } 62 } 63 64 public void setMediaController(MediaControllerCompat mediaController) { 65 MediaControllerCompat.setMediaController(this, mediaController); 66 } 67 } 68
