BeWoPlaner/BeWo/Converter/BoolVisibilityConverter.cs

using System;
using System.Globalization;
using System.Windows;
using System.Windows.Data;

namespace BeWo.Converter
{
    public class BoolVisibilityConverter : IValueConverter
    {
        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            if (value == null)
            {
                return Visibility.Visible;
            }

            var lMode = true;
            if (parameter is string s)
	        {
		        bool.TryParse(s, out lMode);
	        }

            if (lMode)
            {
                return !(bool)value ? Visibility.Collapsed : Visibility.Visible;
            }

            return (bool)value ? Visibility.Collapsed : Visibility.Visible;
        }

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