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wxr

2023-03-31 7e42cc13a14b7de31c9f5d5c61cdf24f3246335d

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
 
using Android.App;
using Android.Content;
using Android.OS;
using Android.Runtime;
using Android.Views;
using Android.Widget;
using Android.Provider;
 
namespace Shared
{
    [System.Serializable]
    public class MusicInfo
    {
        
        static MusicInfo ()
        {
            System.Threading.Tasks.Task.Run (() => {
                var cursor = Application.Activity.ContentResolver.Query (MediaStore.Audio.Media.ExternalContentUri, new []
                { 
                    MediaStore.Audio.AudioColumns.Id,//歌曲ID
                    MediaStore.Audio.AudioColumns.Title,//歌曲名称
                    MediaStore.Audio.AudioColumns.Artist,//歌曲的歌手名                    
                    MediaStore.Audio.AudioColumns.Album,// 歌曲的专辑名
                    MediaStore.Audio.AudioColumns.AlbumId,//歌曲专辑ID
                    MediaStore.Audio.AudioColumns.Data,//歌曲文件的路径
                    MediaStore.Audio.AudioColumns.Size,//歌曲的总播放时长                    
                    MediaStore.Audio.AudioColumns.Duration,//歌曲的总播放时长
                   }, null, null, null); 
 
 
                for (cursor.MoveToFirst (); !cursor.IsAfterLast; cursor.MoveToNext ()) {
 
                    musicInfoList.Add (new MusicInfo {
                        SourceType = "Local",
                        ID = cursor.GetString (cursor.GetColumnIndex (MediaStore.Audio.AudioColumns.Id))?.Trim ('<').Trim('>').Replace ("&", ""),
                        Title = cursor.GetString (cursor.GetColumnIndex (MediaStore.Audio.AudioColumns.Title))?.Trim('<').Trim('>').Replace ("&", ""),
                        Artist = cursor.GetString (cursor.GetColumnIndex (MediaStore.Audio.AudioColumns.Artist))?.Trim('<').Trim('>').Replace ("&", ""),
                        Album = cursor.GetString (cursor.GetColumnIndex (MediaStore.Audio.AudioColumns.Album))?.Trim('<').Trim('>').Replace ("&", ""),
                        AlbumId = cursor.GetString (cursor.GetColumnIndex (MediaStore.Audio.AudioColumns.AlbumId))?.Trim('<').Trim('>').Replace ("&", ""),
                        Data = cursor.GetString (cursor.GetColumnIndex (MediaStore.Audio.AudioColumns.Data))?.Replace ("&", ""),
                        Size = cursor.GetString (cursor.GetColumnIndex (MediaStore.Audio.AudioColumns.Size))?.Trim('<').Trim('>').Replace ("&", ""),
                        Duration = cursor.GetString (cursor.GetColumnIndex (MediaStore.Audio.AudioColumns.Duration))?.Trim('<').Trim('>').Replace ("&", ""),
                    }); 
 
                    if (500 <= musicInfoList.Count) {
                        break;
                    } 
                }
                cursor.Close();
            });
        }
       
        /// <summary>
        /// 歌曲名称
        /// </summary>
        public string Title;
        /// <summary>
        /// 歌曲的歌手名 
        /// </summary>
        public string Artist;
        /// <summary>
        /// 歌曲的专辑名     
        /// </summary>
        public string Album;
        /// <summary>
        /// 歌曲专辑ID
        /// </summary>
        public string AlbumId;
        /// <summary>
        /// 歌曲文件的路径
        /// </summary>
        public string Data;
        /// <summary>
        /// 歌曲的总播放时长
        /// </summary>
        public string Size;
        /// <summary>
        /// 歌曲的总播放时长
        /// </summary>
        public string Duration;
        /// <summary>
        /// 音乐ID
        /// </summary>
        public string ID;
        /// <summary>
        /// 网络地址
        /// </summary>
        public string URL;
        /// <summary>
        ///   文件名
        /// </summary>
        public string filename;
        /// <summary>
        /// DLNA列表名
        /// </summary>
        public string dlnalistName;
        /// <summary>
        /// 图片
        /// </summary>
        public string Image;
        /// <summary>
        /// 电台类型
        /// </summary>
        public string Cntype;
        /// <summary>
        /// 电台类型
        /// </summary>
        public string Cnkey;
        /// <summary>
        /// 是否是目录
        /// </summary>
        public bool IsDirectory = true;
 
        public string SourceType;
        public string SourceName;
 
        readonly static List<MusicInfo> musicInfoList = new List<MusicInfo> ();
        /// <summary>
        /// 获取所有的
        /// </summary>
        public static List<MusicInfo> MusicInfoList {
            get {
                return musicInfoList;
            }
        }
        public object Tag;
    }
}