'DeclarationPublic Event SelectedFilesChanged As RoutedPropertyChangedEventHandler(Of ObservableCollection(Of String))
'UsageDim instance As FilePicker Dim handler As RoutedPropertyChangedEventHandler(Of ObservableCollection(Of String)) AddHandler instance.SelectedFilesChanged, handler
public event RoutedPropertyChangedEventHandler<ObservableCollection<string>> SelectedFilesChanged