Reading MP3 metadata with Silverlight and drag-drop

   1: <Grid x:Name="LayoutRoot" Background="White">

   2:         <StackPanel>

   3:             <Border x:Name="DropZone" Width="700" Height="300" Background="Silver" CornerRadius="8" AllowDrop="True" Drop="DropZone_Drop">

   4:                 <TextBlock TextWrapping="Wrap" Text="drop here" FontSize="64" HorizontalAlignment="Center" VerticalAlignment="Center" Foreground="Gray"/>

   5:             </Border>

   6:             <Grid Height="255" Width="700">

   7:                 <Grid.ColumnDefinitions>

   8:                     <ColumnDefinition Width="111"/>

   9:                     <ColumnDefinition Width="*"/>

  10:                 </Grid.ColumnDefinitions>

  11:                 <Grid.RowDefinitions>

  12:                     <RowDefinition Height="Auto"/>

  13:                     <RowDefinition Height="Auto"/>

  14:                     <RowDefinition Height="Auto"/>

  15:                     <RowDefinition Height="Auto" />

  16:                     <RowDefinition Height="50*" />

  17:                 </Grid.RowDefinitions>

  18:                 <dataInput:Label Content="Artist" HorizontalAlignment="Right" VerticalAlignment="Top" FontWeight="Bold" Margin="4" />

  19:                 <dataInput:Label Content="Album" Grid.Row="1" HorizontalAlignment="Right" VerticalAlignment="Top" FontWeight="Bold" Margin="4" />

  20:                 <dataInput:Label Content="Title" Grid.Row="2" HorizontalAlignment="Right" VerticalAlignment="Top" FontWeight="Bold" Margin="4" />

  21:                 <dataInput:Label Grid.Column="1" HorizontalAlignment="Left" Name="Artist" Margin="4" />

  22:                 <dataInput:Label Grid.Column="1" Grid.Row="1" HorizontalAlignment="Left" Name="Album" Margin="4" />

  23:                 <dataInput:Label Grid.Column="1" Grid.Row="2" HorizontalAlignment="Left" VerticalAlignment="Top" Name="Title" Margin="4" />

  24:                 <Image Grid.Column="1" Grid.Row="4" Height="118" HorizontalAlignment="Left" Margin="4,2,0,0" Name="AlbumArt" Stretch="Fill" VerticalAlignment="Top" Width="118" />

  25:             </Grid>

  26:         </StackPanel>

  27:     </Grid>

   1: private void DropZone_Drop(object sender, DragEventArgs e)

   2: {

   3:     IDataObject drop = e.Data as IDataObject;

   4:  

   5:     object data = drop.GetData(DataFormats.FileDrop);

   6:  

   7:     FileInfo[] files = data as FileInfo[];

   8:  

   9:     FileInfo file = files[0];

  10: }

   1: private void DropZone_Drop(object sender, DragEventArgs e)

   2: {

   3:     IDataObject drop = e.Data as IDataObject;

   4:  

   5:     object data = drop.GetData(DataFormats.FileDrop);

   6:  

   7:     FileInfo[] files = data as FileInfo[];

   8:  

   9:     FileInfo file = files[0];

  10:  

  11:     if (file.Extension.ToLower() != ".mp3" && file.Extension.ToLower() != ".wma")

  12:     {

  13:         MessageBox.Show("Must be an MP3 file");

  14:     }

  15:     else

  16:     {

  17:         Stream fileStream = file.OpenRead();

  18:  

  19:         TagLib.File.IFileAbstraction fileAbstraction = new StreamFileAbstraction(fileStream, file.Name);

  20:  

  21:         TagLib.File tagFile = TagLib.File.Create(fileAbstraction);

  22:  

  23:         if (tagFile.Tag.TagTypes.HasFlag(TagLib.TagTypes.Id3v2))

  24:         {

  25:             Artist.Content = tagFile.Tag.FirstAlbumArtist;

  26:             Album.Content = string.IsNullOrEmpty(tagFile.Tag.Album) ? "NO ALBUM NAME" : tagFile.Tag.Album;

  27:             Title.Content = tagFile.Tag.Title;

  28:             if (tagFile.Tag.Pictures.Length > 0)

  29:             {

  30:                 IPicture pic = tagFile.Tag.Pictures[0];

  31:                 MemoryStream img = new MemoryStream(pic.Data.Data);

  32:                 BitmapImage bmp = new BitmapImage();

  33:                 bmp.SetSource(img);

  34:  

  35:                 AlbumArt.Source = bmp;

  36:             }

  37:         }

  38:         else

  39:         {

  40:             MessageBox.Show("no id3v2 tag");

  41:         }

  42:     }