[英]not getting songs from album
我試圖從我的應用程序中的專輯中獲取歌曲。 我在互聯網上提供了一些幫助的情況下在下面編寫了代碼,但是現在我將所有項目都設置為0。
public void songs()
{
String name;
long genreId;
Uri uri;
Cursor genrecursor;
Cursor tempcursor;
String[] proj1 = { android.provider.MediaStore.Audio.Albums._ID,
android.provider.MediaStore.Audio.Albums.ALBUM};
String[] proj2 = {MediaStore.Audio.Media.DISPLAY_NAME,MediaStore.Audio.Media.ALBUM_ID
,MediaStore.Audio.Media.DATA};
genrecursor = managedQuery(MediaStore.Audio.Albums.EXTERNAL_CONTENT_URI, proj1, null, null, null);
if (genrecursor.moveToFirst()) {
do {
name = String.valueOf(genrecursor.getColumnIndexOrThrow(MediaStore.Audio.Albums.ALBUM));
Log.i("Tag-album name", genrecursor.getString(Integer.parseInt(name)));
name = String.valueOf(genrecursor.getColumnIndexOrThrow(MediaStore.Audio.Albums._ID));
genreId = Long.parseLong(genrecursor.getString(Integer.parseInt(name)));
uri = MediaStore.Audio.Genres.Members.getContentUri("external", genreId);
tempcursor = managedQuery(uri, proj2, null, null, null);
Log.i("Tag-Number of songs for this album", tempcursor.getCount() + "");
if (tempcursor.moveToFirst()) {
do {
name = String.valueOf(tempcursor.getColumnIndexOrThrow(MediaStore.Audio.Media.DISPLAY_NAME));
String art = String.valueOf(tempcursor.getColumnIndexOrThrow(MediaStore.Audio.Media.ALBUM_ID));
String path = String.valueOf(tempcursor.getColumnIndexOrThrow(MediaStore.Audio.Media.DATA));
Log.i("Tag-Song name", tempcursor.getString(Integer.parseInt(name)));
albumInfo s = new albumInfo(name,art,path);
albumSongList.add(s);
} while (tempcursor.moveToNext());
}
} while (genrecursor.moveToNext());
}
}
我做到了
Uri uri= MediaStore.Audio.Albums.EXTERNAL_CONTENT_URI;
String[] columns = {
MediaStore.Audio.Albums.ALBUM};
Cursor cursor =getApplicationContext().getContentResolver().
query(uri, columns, null,
null, null);
if (cursor != null && cursor.moveToFirst()) {
do {
Log.v("bbb",
cursor.getString(cursor
.getColumnIndex(MediaStore.Audio.Albums.ALBUM)));
v=cursor.getString(cursor
.getColumnIndex(MediaStore.Audio.Albums.ALBUM));
} while (cursor.moveToNext());
}
// I want to list down song in album Rolling Papers (Deluxe Version)
String[] column = { MediaStore.Audio.Media.DATA,
MediaStore.Audio.Media.ALBUM_ID,
MediaStore.Audio.Media.DISPLAY_NAME,
};
Intent i=getIntent();
final String value=i.getStringExtra("sol");
String [] x=new String[]{value};
String where = MediaStore.Audio.Albums.ALBUM + "=?";
Log.e("syn",v);
String whereVal[] = {v};
String orderBy = android.provider.MediaStore.Audio.Media.TITLE;
cursor =getApplicationContext().getContentResolver().query(MediaStore.Audio.Media.EXTERNAL_CONTENT_URI,
column, where, x,null);
if (cursor != null && cursor.moveToFirst()) {
do {
Log.v("Vipul",
cursor.getString(cursor
.getColumnIndex(MediaStore.Audio.Media.DISPLAY_NAME)));
String name=cursor.getString(cursor
.getColumnIndex(MediaStore.Audio.Media.DISPLAY_NAME));
String art=cursor.getString(cursor
.getColumnIndex(MediaStore.Audio.Media.ALBUM_ID));
String path=cursor.getString(cursor
.getColumnIndex(MediaStore.Audio.Media.DATA));
albumInfo s = new albumInfo(name,art,path); // EXCLUDED
albumSongList.add(s);
} while (cursor.moveToNext());
}
}
聲明:本站的技術帖子網頁,遵循CC BY-SA 4.0協議,如果您需要轉載,請注明本站網址或者原文地址。任何問題請咨詢:yoyou2525@163.com.