inital

FasdDesktopUi/Basics/Converter/InvertBoolConverter.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Data;
+
+namespace FasdDesktopUi.Basics.Converter
+{
+    [ValueConversion(typeof(bool), typeof(bool))]
+    public class InvertBoolConverter : IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
+        {
+            if (targetType != typeof(bool))
+                throw new InvalidOperationException("The target must be a boolean");
+
+            return !(bool)value;
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, System.Globalization.CultureInfo culture)
+        {
+            if (targetType != typeof(bool))
+                throw new InvalidOperationException("The target must be a boolean");
+
+            return !(bool)value;
+        }
+    }
+}