将以往的代码复制到代码库

Future.Contract/Bubbles/BubbleAdorner.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Controls;
+using System.Windows.Documents;
+using System.Windows.Media;
+using System.Windows;
+
+namespace Future.Contract
+{
+    public class BubbleAdorner : Adorner
+    {
+        private readonly VisualCollection _visuals;
+        private readonly Border _bubble;
+
+        public BubbleAdorner(UIElement adornedElement) : base(adornedElement)
+        {
+            _visuals = new VisualCollection(this);
+            _bubble = new Border
+            {
+                Background = Brushes.LightYellow,
+                BorderBrush = Brushes.Black,
+                BorderThickness = new Thickness(1),
+                CornerRadius = new CornerRadius(2),
+                Padding = new Thickness(5),
+                Child = new TextBlock { Text = "气泡提示" }
+            };
+
+            _visuals.Add(_bubble);
+        }
+
+        protected override int VisualChildrenCount => _visuals.Count;
+
+        protected override Visual GetVisualChild(int index) => _visuals[index];
+
+        protected override Size ArrangeOverride(Size finalSize)
+        {
+            var bubbleSize = _bubble.DesiredSize;
+            bubbleSize = _bubble.RenderSize;
+            var location = new Point(finalSize.Width + 10, (finalSize.Height - bubbleSize.Height) / 2);
+            _bubble.Arrange(new Rect(location, DesiredSize));
+            return finalSize;
+        }
+    }
+}