diff --git a/Windows/CS/Framework4.0/Toprie/Toprie/README.md b/Windows/CS/Framework4.0/Toprie/Toprie/README.md
index 7ec86e3..fe7c20a 100644
--- a/Windows/CS/Framework4.0/Toprie/Toprie/README.md
+++ b/Windows/CS/Framework4.0/Toprie/Toprie/README.md
@@ -155,3 +155,6 @@
 9. 选中区域时，工具栏显示按钮btnDeleteRegion和btnSelectColor;隐藏btnDrawRegion。
 10. 当选中区域时，btnSelectColor用于改变选中区域的颜色。
 11. 当选中区域时，btnDeleteRegion用于删除该区域，删除后btnSelectColor隐藏，btnDrawRegion显示。
+12. 当选中区域时，鼠标移动到八个句柄上，显示对应的光标，用于调整区域大小。
+13. 当选中区域时，鼠标可以移动区域，用于调整区域位置。
+14. 当就绪状态时，工具栏显示绘制温差图按钮（btnDrawTempDiff）
\ No newline at end of file
diff --git a/Windows/CS/Framework4.0/Toprie/Toprie/Setting.Designer.cs b/Windows/CS/Framework4.0/Toprie/Toprie/Setting.Designer.cs
index d39aa81..14e7dc5 100644
--- a/Windows/CS/Framework4.0/Toprie/Toprie/Setting.Designer.cs
+++ b/Windows/CS/Framework4.0/Toprie/Toprie/Setting.Designer.cs
@@ -1,4 +1,4 @@
-namespace JoyD.Windows.CS
+namespace JoyD.Windows.CS
 {
     partial class Setting
     {
@@ -145,6 +145,25 @@
             this.btnDeleteRegion.Size = new System.Drawing.Size(23, 4);
             this.btnDeleteRegion.Text = "删除区域";
             this.btnDeleteRegion.ToolTipText = "删除选中的区域";
+            this.btnDeleteRegion.Click += new System.EventHandler(this.BtnDeleteRegion_Click);
+            // 
+            // btnDrawRegion
+            // 
+            this.btnDrawRegion.Click += new System.EventHandler(this.BtnDrawRegion_Click);
+            // 
+            // btnSelectColor
+            // 
+            this.btnSelectColor.Click += new System.EventHandler(this.BtnSelectColor_Click);
+            // 
+            // picBoxTemp
+            // 
+            this.picBoxTemp.MouseClick += new System.Windows.Forms.MouseEventHandler(this.PicBoxTemp_MouseClick);
+            this.picBoxTemp.SizeChanged += new System.EventHandler(this.PicBoxTemp_SizeChanged);
+            // 
+            // Setting
+            // 设置窗体事件
+            this.Shown += new System.EventHandler(this.Setting_Shown);
+            this.FormClosing += new System.Windows.Forms.FormClosingEventHandler(this.Setting_FormClosing);
             // 
             // Setting
             // 
diff --git a/Windows/CS/Framework4.0/Toprie/Toprie/Setting.cs b/Windows/CS/Framework4.0/Toprie/Toprie/Setting.cs
index 56ccf3f..87cf304 100644
--- a/Windows/CS/Framework4.0/Toprie/Toprie/Setting.cs
+++ b/Windows/CS/Framework4.0/Toprie/Toprie/Setting.cs
@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Collections.Generic;
 using System.ComponentModel;
 using System.Data;
@@ -39,9 +39,6 @@ namespace JoyD.Windows.CS
         {
             InitializeComponent();
             
-            // 订阅SizeChanged事件，确保控件大小变化时矩形框正确缩放
-            this.picBoxTemp.SizeChanged += new EventHandler(PicBoxTemp_SizeChanged);
-            
             // 设置按钮图标
             SetButtonIcon();
             
@@ -49,27 +46,12 @@ namespace JoyD.Windows.CS
             _timer = new Timer { Interval = 1000 };
             _timer.Tick += Timer_Tick;
             
-            // 注册窗口事件
-            this.Shown += Setting_Shown;
-            this.FormClosing += Setting_FormClosing;
-            
-            // 注册按钮点击事件
-            btnDrawRegion.Click += BtnDrawRegion_Click;
-            btnSelectColor.Click += BtnSelectColor_Click;
-            
-            // 注册鼠标事件
-            picBoxTemp.MouseClick += PicBoxTemp_MouseClick;
-            picBoxTemp.MouseDown += PicBoxTemp_MouseDown;
-            
             // 初始隐藏颜色选择按钮，只有在绘制模式下才显示
             btnSelectColor.Visible = false;
             
-            // 初始化删除按钮
-            // 假设表单设计器中已有一个名为btnDeleteRegion的按钮
+            // 初始隐藏删除按钮，只有在选中区域时才显示
             try
             {
-                btnDeleteRegion.Click += BtnDeleteRegion_Click;
-                // 初始隐藏删除按钮，只有在选中区域时才显示
                 btnDeleteRegion.Visible = false;
             }
             catch (Exception ex)
@@ -79,7 +61,7 @@ namespace JoyD.Windows.CS
         }
         
         /// <summary>
-        /// 鼠标按下事件 - 处理右击退出绘制状态
+        /// 鼠标按下事件 - 处理右击退出绘制状态和左击开始绘制矩形
         /// </summary>
         private void PicBoxTemp_MouseDown(object sender, MouseEventArgs e)
         {
@@ -106,6 +88,13 @@ namespace JoyD.Windows.CS
                 // 刷新绘制
                 picBoxTemp.Invalidate();
             }
+            // 处理左击开始绘制矩形
+            else if (e.Button == MouseButtons.Left && _isDrawingMode)
+            {
+                _startPoint = e.Location;
+                _isDrawing = true;
+                _currentRectangle = new Rectangle(e.X, e.Y, 0, 0);
+            }
         }
         
         /// <summary>
@@ -197,18 +186,7 @@ namespace JoyD.Windows.CS
             );
         }
         
-        /// <summary>
-        /// 鼠标按下事件 - 开始绘制矩形
-        /// </summary>
-        private void PicBoxTemp_MouseDown(object sender, MouseEventArgs e)
-        {
-            if (e.Button == MouseButtons.Left && _isDrawingMode)
-            {
-                _startPoint = e.Location;
-                _isDrawing = true;
-                _currentRectangle = new Rectangle(e.X, e.Y, 0, 0);
-            }
-        }
+
         
         /// <summary>
         /// 鼠标移动事件 - 更新矩形大小或检测鼠标悬停区域