WIP

Needlework.Net.Desktop/Converters/EnumerableBoolConverter.cs

@@ -0,0 +1,22 @@
+using Avalonia.Data.Converters;
+using System;
+using System.Collections.Generic;
+using System.Globalization;
+using System.Linq;
+
+namespace Needlework.Net.Desktop.Converters
+{
+    public class EnumerableBoolConverter : IValueConverter
+    {
+        public object? Convert(object? value, Type targetType, object? parameter, CultureInfo culture)
+        {
+            if (value is IEnumerable<object> values) return values.Any();
+            return false;
+        }
+
+        public object? ConvertBack(object? value, Type targetType, object? parameter, CultureInfo culture)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}