整理整理

AIStudio.Wpf.DiagramDesigner.Additionals/Controls/GradientStopControl.xaml.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+using AIStudio.Wpf.DiagramDesigner;
+
+namespace AIStudio.Wpf.DiagramDesigner.Additionals.Controls
+{
+    /// <summary>
+    /// GradientStopControl.xaml 的交互逻辑
+    /// </summary>
+    public partial class GradientStopControl : UserControl
+    {
+        public GradientStopControl()
+        {
+            InitializeComponent();
+        }
+
+        public ColorObject ColorObject
+        {
+            get { return this.DataContext as ColorObject; }
+        }
+
+        protected override void OnPreviewMouseDown(MouseButtonEventArgs e)
+        {
+            base.OnPreviewMouseDown(e);
+
+            var element = (e.OriginalSource as FrameworkElement);
+            if (element.DataContext is AIStudio.Wpf.DiagramDesigner.GradientStop target)
+            {
+                ColorObject.SelectedGradientStop = target;
+
+            }
+        }
+    }
+}