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Update RandomMusicPlayer sample for new RemoteControlClient APIs, also add media button support

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Change-Id: Ia6ad08dd0ec1e67f1cffa2d6cfca2120ee0a96c7
This commit is contained in:
Roman Nurik
2011-09-30 18:02:10 -07:00
parent 8fbf284cc8
commit 5986e12034
61 changed files with 1075 additions and 523 deletions
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60
samples/RandomMusicPlayer/src/com/example/android/musicplayer/MusicRetriever.java
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@@ -16,16 +16,17 @@
package com.example.android.musicplayer;
import java.util.ArrayList;
import java.util.List;
import java.util.Random;
import android.content.ContentResolver;
import android.content.ContentUris;
import android.database.Cursor;
import android.net.Uri;
import android.provider.MediaStore;
import android.util.Log;
import java.util.ArrayList;
import java.util.List;
import java.util.Random;
/**
* Retrieves and organizes media to play. Before being used, you must call {@link #prepare()},
* which will retrieve all of the music on the user's device (by performing a query on a content
@@ -57,7 +58,8 @@ public class MusicRetriever {
// Perform a query on the content resolver. The URI we're passing specifies that we
// want to query for all audio media on external storage (e.g. SD card)
Cursor cur = mContentResolver.query(uri, null, null, null, null);
Cursor cur = mContentResolver.query(uri, null,
MediaStore.Audio.Media.IS_MUSIC + " = 1", null, null);
Log.i(TAG, "Query finished. " + (cur == null ? "Returned NULL." : "Returned a cursor."));
if (cur == null) {
@@ -73,9 +75,12 @@ public class MusicRetriever {
Log.i(TAG, "Listing...");
// retrieve the indices of the columns where the ID and title of the song are
int titleColumn = cur.getColumnIndex(android.provider.MediaStore.Audio.Media.TITLE);
int idColumn = cur.getColumnIndex(android.provider.MediaStore.Audio.Media._ID);
// retrieve the indices of the columns where the ID, title, etc. of the song are
int artistColumn = cur.getColumnIndex(MediaStore.Audio.Media.ARTIST);
int titleColumn = cur.getColumnIndex(MediaStore.Audio.Media.TITLE);
int albumColumn = cur.getColumnIndex(MediaStore.Audio.Media.ALBUM);
int durationColumn = cur.getColumnIndex(MediaStore.Audio.Media.DURATION);
int idColumn = cur.getColumnIndex(MediaStore.Audio.Media._ID);
Log.i(TAG, "Title column index: " + String.valueOf(titleColumn));
Log.i(TAG, "ID column index: " + String.valueOf(titleColumn));
@@ -83,7 +88,12 @@ public class MusicRetriever {
// add each song to mItems
do {
Log.i(TAG, "ID: " + cur.getString(idColumn) + " Title: " + cur.getString(titleColumn));
mItems.add(new Item(cur.getLong(idColumn), cur.getString(titleColumn)));
mItems.add(new Item(
cur.getLong(idColumn),
cur.getString(artistColumn),
cur.getString(titleColumn),
cur.getString(albumColumn),
cur.getLong(durationColumn)));
} while (cur.moveToNext());
Log.i(TAG, "Done querying media. MusicRetriever is ready.");
@@ -99,17 +109,41 @@ public class MusicRetriever {
return mItems.get(mRandom.nextInt(mItems.size()));
}
public class Item {
public static class Item {
long id;
String artist;
String title;
String album;
long duration;
public Item(long id, String title) {
public Item(long id, String artist, String title, String album, long duration) {
this.id = id;
this.artist = artist;
this.title = title;
this.album = album;
this.duration = duration;
}
public long getId() {
return id;
}
public String getArtist() {
return artist;
}
public String getTitle() {
return title;
}
public String getAlbum() {
return album;
}
public long getDuration() {
return duration;
}
public long getId() { return id; }
public String getTitle() { return title; }
public Uri getURI() {
return ContentUris.withAppendedId(
android.provider.MediaStore.Audio.Media.EXTERNAL_CONTENT_URI, id);