NmeaParser/src/SampleApp.WinDesktop/NullToCollapsedConverter.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Data;

namespace SampleApp.WinDesktop
{
	public sealed class NullToCollapsedConverter : IValueConverter
	{
		public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
		{
			return (value == null) ? Visibility.Collapsed : Visibility.Visible;
		}

		public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
		{
			throw new NotImplementedException();
		}
	}
}