From 2c3d77f12a542ad841d258bbec437451cd5ec515 Mon Sep 17 00:00:00 2001
From: Sunny <yhuse@163.com>
Date: Mon, 19 Feb 2024 22:01:28 +0800
Subject: [PATCH] =?UTF-8?q?*=20UIForm2:=20=E9=99=90=E5=88=B6=E5=8F=8C?=
 =?UTF-8?q?=E5=87=BB?=
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---
 SunnyUI/Forms/UIForm2.cs | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/SunnyUI/Forms/UIForm2.cs b/SunnyUI/Forms/UIForm2.cs
index b000f2da..cb46b8b2 100644
--- a/SunnyUI/Forms/UIForm2.cs
+++ b/SunnyUI/Forms/UIForm2.cs
@@ -706,6 +706,7 @@ namespace Sunny.UI
             }
         }
 
+        private DateTime lastMouseDownTime;
         /// <summary>
         /// 重载鼠标按下事件
         /// </summary>
@@ -720,6 +721,13 @@ namespace Sunny.UI
             if (e.X > ControlBoxLeft) return;
             if (!Movable) return;
 
+            if (DateTime.Now - lastMouseDownTime <= TimeSpan.FromMilliseconds(500))
+            {
+                lastMouseDownTime = DateTime.Now;
+                return;
+            }
+
+            lastMouseDownTime = DateTime.Now;
             Win32.User.ReleaseCapture();
             Win32.User.SendMessage(this.Handle, Win32.User.WM_SYSCOMMAND, Win32.User.SC_MOVE + Win32.User.HTCAPTION, 0);
         }