优化更新代码，添加界面功能并整合

WPFluent/Converters/BooleanAllConverter.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Linq;
+using System.Windows.Data;
+
+namespace WPFluent.Converters;
+
+internal class BooleanAllConverter : IMultiValueConverter
+{
+    public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture) => values.OfType<bool>(
+        )
+        .All(b => b);
+
+    public object[] ConvertBack(object value, Type[] targetTypes, object parameter, CultureInfo culture) => throw new NotImplementedException(
+        );
+}