优化更新代码，添加界面功能并整合

ShrlAlgo.Toolkit.Mvvm/BindingProxy.cs

@@ -0,0 +1,25 @@
+using System.Windows;
+
+namespace ShrlAlgo.Toolkit.Mvvm
+{
+    /// <summary>
+    /// 绑定代理，用来传递绑定对象
+    /// </summary>
+    public class BindingProxy : Freezable
+    {
+        protected override Freezable CreateInstanceCore() => new BindingProxy();
+
+        public object Data
+        {
+            get { return GetValue(DataProperty); }
+            set { SetValue(DataProperty, value); }
+        }
+
+        // Using a DependencyProperty as the backing store for Data.  This enables animation, styling, binding, etc...
+        public static readonly DependencyProperty DataProperty = DependencyProperty.Register(
+            nameof(Data),
+            typeof(object),
+            typeof(BindingProxy)
+        );
+    }
+}