Squashed 'FSI.Lib/' content from commit dceb500

git-subtree-dir: FSI.Lib
git-subtree-split: dceb5008a2176c2b8ab5e55a73b1c25d31a7f841

FSI.Lib/Wpf/Converter/BooleanConverter.cs

@@ -0,0 +1,27 @@
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using System.Text;
+using System.Windows.Data;
+
+namespace FSI.Lib.Wpf.Converter
+{
+    public class BooleanConverter : IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            return !((bool)value);
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            return value;
+        }
+
+        public object ProvideValue(IServiceProvider serviceProvider)
+        {
+            return this;
+        }
+    }
+
+}