项目结构调整

Others/Live-Charts-master/UwpView/Components/MultiBinding/MultiBindingItem.cs

@@ -0,0 +1,42 @@
+using Windows.UI.Xaml;
+
+namespace LiveCharts.Uwp.Components.MultiBinding
+{
+    /// <summary>
+    /// A multiple binding item.
+    /// </summary>
+    public class MultiBindingItem : DependencyObject
+    {
+        /// <summary>
+        /// Gets or sets the binding value.
+        /// </summary>
+        /// <value>The binding value.</value>
+        public object Value
+        {
+            get { return GetValue(ValueProperty); }
+            set { SetValue(ValueProperty, value); }
+        }
+
+        /// <summary>
+        /// Identifier for the <see cref="Value" /> dependency property.
+        /// </summary>
+        public static readonly DependencyProperty ValueProperty =
+            DependencyProperty.Register(nameof(Value), typeof(object), typeof(MultiBindingItem), new PropertyMetadata(null, OnValueChanged));
+
+        private static void OnValueChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
+        {
+            var multiBindingItem = (MultiBindingItem)d;
+
+            multiBindingItem.Update();
+        }
+
+        internal MultiBindingItemCollection Parent { get; set; }
+
+        private void Update()
+        {
+            var parent = Parent;
+
+            parent?.Update();
+        }
+    }
+}