now you can use ItemsSource on CoverView (for net>=4.5)

HandyControlDemo/Tools/Converter/String2BrushConverter.cs

@@ -0,0 +1,21 @@
+using System;
+using System.Globalization;
+using System.Windows.Data;
+using System.Windows.Media;
+using HandyControl.Tools;
+
+namespace HandyControlDemo.Tools.Converter
+{
+    public class String2BrushConverter : IValueConverter
+    {
+        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            return value is string str ? ResourceHelper.GetResource<Brush>(str) : default(Brush);
+        }
+
+        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}