public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
var(success, val) = ByteConverters.IsHexValue(value.ToString());
return(success
? (object)val
: string.Empty);
}
private void PositionHexText_TextChanged(object sender, TextChangedEventArgs e)
{
GoPositionHexaButton.IsEnabled = ByteConverters.IsHexValue(PositionHexText.Text).success;
}