diff --git a/demo/Semi.Avalonia.Demo/ViewModels/DataGridDemoViewModel.cs b/demo/Semi.Avalonia.Demo/ViewModels/DataGridDemoViewModel.cs
index 43ecbf0..e1ec6a7 100644
--- a/demo/Semi.Avalonia.Demo/ViewModels/DataGridDemoViewModel.cs
+++ b/demo/Semi.Avalonia.Demo/ViewModels/DataGridDemoViewModel.cs
@@ -8,14 +8,14 @@ using CommunityToolkit.Mvvm.Input;
 
 namespace Semi.Avalonia.Demo.ViewModels;
 
-public class DataGridDemoViewModel: ObservableObject
+public class DataGridDemoViewModel : ObservableObject
 {
     public ObservableCollection<Song> GridData1 { get; set; }
-    
+
     public DataGridCollectionView GridData2 { get; set; }
-    
+
     public ObservableCollection<SongViewModel> GridData3 { get; set; }
-    
+
     public RelayCommand AddCommand { get; set; }
 
     public DataGridDemoViewModel()
@@ -23,7 +23,7 @@ public class DataGridDemoViewModel: ObservableObject
         GridData1 = new ObservableCollection<Song>(Song.Songs);
         GridData2 = new DataGridCollectionView(Song.Songs);
         GridData2.GroupDescriptions.Add(new DataGridPathGroupDescription("Album"));
-        GridData3 = new ObservableCollection<SongViewModel>(Song.Songs.Take(10).Select(a=>new SongViewModel()
+        GridData3 = new ObservableCollection<SongViewModel>(Song.Songs.Take(10).Select(a => new SongViewModel()
         {
             Title = a.Title,
             Artist = a.Artist,
@@ -57,11 +57,10 @@ public class Song
         Album = album;
         CountOfComment = countOfComment;
         Url = $"https://music.163.com/song?id={netEaseId}";
-        
     }
 
-    public static List<Song> Songs { get; set; } = new List<Song>()
-    {
+    public static List<Song> Songs =>
+    [
         new("好肚有肚(feat.李玲玉)", "熊猫堂ProducePandas", 2, 50, "A.S.I.A", 730, 1487039339),
         new("荒诞秀", "熊猫堂ProducePandas", 3, 15, "A.S.I.A", 639, 1487037601),
         new("长大", "熊猫堂ProducePandas", 4, 6, "A.S.I.A", 1114, 1487037690),
@@ -122,41 +121,15 @@ public class Song
         new("热带季风Remix", "熊猫堂ProducePandas", 3, 22, "W.O.R.L.D.", 23, 2063173319),
         new("加州梦境", "熊猫堂ProducePandas", 2, 56, "W.O.R.L.D.", 1662, 2063173324),
         new("渐近自由", "熊猫堂ProducePandas", 4, 19, "W.O.R.L.D.", 124, 2063173321),
-        new("世界所有的烂漫", "熊猫堂ProducePandas", 3, 30, "W.O.R.L.D.", 335, 2053388775),
-    };
+        new("世界所有的烂漫", "熊猫堂ProducePandas", 3, 30, "W.O.R.L.D.", 335, 2053388775)
+    ];
 }
 
-public class SongViewModel: ObservableObject
+public partial class SongViewModel : ObservableObject
 {
-    private string? _title;
-    private string? _artist;
-    private string? _album;
-    private int _countOfComment;
-    private bool? _isSelected;
-    public string? Title
-    {
-        get => _title;
-        set => SetProperty(ref _title, value);
-    }
-    public string? Artist
-    {
-        get => _artist;
-        set => SetProperty(ref _artist, value);
-    }
-    public string? Album
-    {
-        get => _album;
-        set => SetProperty(ref _album, value);
-    }
-    public int CountOfComment
-    {
-        get => _countOfComment;
-        set => SetProperty(ref _countOfComment, value);
-    }
-    public bool? IsSelected
-    {
-        get => _isSelected;
-        set => SetProperty(ref _isSelected, value);
-    }
-    
+    [ObservableProperty] private string? _title;
+    [ObservableProperty] private string? _artist;
+    [ObservableProperty] private string? _album;
+    [ObservableProperty] private int _countOfComment;
+    [ObservableProperty] private bool? _isSelected;
 }
\ No newline at end of file