System.Object
   Dart.FileUpload.BaseStreamingModule
      Dart.FileUpload.FileUploadModule
   Dart.FileUpload.CallbackManager
   Dart.FileUpload.PostedFile
   Dart.FileUpload.ResourceHttpHandler
   System.Attribute
      System.ComponentModel.DescriptionAttribute
         Dart.FileUpload.DartDescriptionAttribute
   System.EventArgs
      Dart.FileUpload.FileSelectedEventArgs
      Dart.FileUpload.FileUploadEventArgs
      Dart.FileUpload.FileUploadExceptionEventArgs
      Dart.FileUpload.KeyEventArgs
      Dart.FileUpload.LocationEventArgs
      Dart.FileUpload.UploadCompleteEventArgs
      Dart.FileUpload.UploadFailedEventArgs
      Dart.FileUpload.UploadProgressEventArgs
   System.Exception
      Dart.FileUpload.CallbackException
      Dart.FileUpload.DartLicenseException
         Dart.FileUpload.LicenseBadDeveloperFileException
         Dart.FileUpload.LicenseInvalidException
            Dart.FileUpload.LicenseFormatException
            Dart.FileUpload.LicenseVerificationException
         Dart.FileUpload.LicenseNotFoundException
         Dart.FileUpload.LicensePluginException
      Dart.FileUpload.UploadException
   System.MarshalByRefObject
      System.ComponentModel.Component
         System.Web.UI.WebControls.Style
            Dart.FileUpload.ButtonStyle
            Dart.FileUpload.CancelButtonStyle
            Dart.FileUpload.ProgBarStyle
            Dart.FileUpload.StatusStyle
            Dart.FileUpload.TextBoxStyle
   System.Web.UI.Control
      Dart.FileUpload.UploadManager
      System.Web.UI.WebControls.WebControl
         Dart.FileUpload.ProgressPanel
         Dart.FileUpload.Upload

Reference

Dart.FileUpload Assembly