From ed1f451121a0b04ba812e6735cca8c8c03cf8bd0 Mon Sep 17 00:00:00 2001
From: zengwenjie <1663900244@qq.com>
Date: Thu, 18 Sep 2025 16:55:14 +0800
Subject: [PATCH] =?UTF-8?q?=E5=AE=9A=E4=B9=89=E6=8B=96=E8=B5=B7=E5=89=8D?=
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---
 DeedyDesigner/Deedy.Activity/ActionViewer.cs | 50 ++++++++++++++++++++
 1 file changed, 50 insertions(+)

diff --git a/DeedyDesigner/Deedy.Activity/ActionViewer.cs b/DeedyDesigner/Deedy.Activity/ActionViewer.cs
index 898f188..14e9501 100644
--- a/DeedyDesigner/Deedy.Activity/ActionViewer.cs
+++ b/DeedyDesigner/Deedy.Activity/ActionViewer.cs
@@ -975,6 +975,56 @@ namespace Deedy.Activity
             // 事件触发前可以进行一定的处理逻辑
             RaiseEvent(args);
         }
+        /// <summary>
+        /// 准备拖动
+        /// </summary>
+		/// <remarks>
+        /// 在对象被拖动之前发生，可以被取消
+        /// </remarks>
+        public static readonly RoutedEvent PreviewActionDragEvent = EventManager.RegisterRoutedEvent("ActionDrag", RoutingStrategy.Tunnel,
+            typeof(EventHandler<CancelRoutedEventArgs>), typeof(ActionViewer));
+        /// <summary>
+        /// 事件「准备拖动」封装
+        /// </summary>
+        public event EventHandler<CancelRoutedEventArgs> PreviewActionDrag
+        {
+            add { AddHandler(PreviewActionDragEvent, value); }
+            remove { RemoveHandler(PreviewActionDragEvent, value); }
+        }
+        /// <summary>
+        /// 事件「准备拖动」触发
+        /// </summary>
+        /// <param name="args">事件参数</param>
+        protected virtual void RaiseEvent_PreviewActionDrag(CancelRoutedEventArgs args)
+        {
+            // 事件触发前可以进行一定的处理逻辑
+            RaiseEvent(args);
+        }
+        /// <summary>
+        /// 准备放置
+        /// </summary>
+		/// <remarks>
+        /// 在对象被放置之前发生，可以被取消
+        /// </remarks>
+        public static readonly RoutedEvent PreviewActionDropEvent = EventManager.RegisterRoutedEvent("ActionDrop", RoutingStrategy.Tunnel,
+            typeof(EventHandler<CancelRoutedEventArgs>), typeof(ActionViewer));
+        /// <summary>
+        /// 事件「准备放置」封装
+        /// </summary>
+        public event EventHandler<CancelRoutedEventArgs> PreviewActionDrop
+        {
+            add { AddHandler(PreviewActionDropEvent, value); }
+            remove { RemoveHandler(PreviewActionDropEvent, value); }
+        }
+        /// <summary>
+        /// 事件「准备放置」触发
+        /// </summary>
+        /// <param name="args">事件参数</param>
+        protected virtual void RaiseEvent_PreviewActionDrop(CancelRoutedEventArgs args)
+        {
+            // 事件触发前可以进行一定的处理逻辑
+            RaiseEvent(args);
+        }
         #endregion
     }
 }