diff --git a/SunnyUI.Demo/Controls/FTabControl.Designer.cs b/SunnyUI.Demo/Controls/FTabControl.Designer.cs
index bc2b6ad3..5eb5047c 100644
--- a/SunnyUI.Demo/Controls/FTabControl.Designer.cs
+++ b/SunnyUI.Demo/Controls/FTabControl.Designer.cs
@@ -66,6 +66,7 @@ namespace Sunny.UI.Demo
             this.uiTabControlMenu1.Size = new System.Drawing.Size(670, 239);
             this.uiTabControlMenu1.SizeMode = System.Windows.Forms.TabSizeMode.Fixed;
             this.uiTabControlMenu1.TabIndex = 25;
+            this.uiTabControlMenu1.ZoomScaleRect = new System.Drawing.Rectangle(0, 0, 0, 0);
             // 
             // tabPage5
             // 
@@ -106,7 +107,6 @@ namespace Sunny.UI.Demo
             // uiLine2
             // 
             this.uiLine2.Font = new System.Drawing.Font("微软雅黑", 12F);
-            this.uiLine2.IsScaled = false;
             this.uiLine2.Location = new System.Drawing.Point(30, 286);
             this.uiLine2.MinimumSize = new System.Drawing.Size(16, 16);
             this.uiLine2.Name = "uiLine2";
@@ -114,11 +114,11 @@ namespace Sunny.UI.Demo
             this.uiLine2.TabIndex = 24;
             this.uiLine2.Text = "UITabControlMenu";
             this.uiLine2.TextAlign = System.Drawing.ContentAlignment.MiddleLeft;
+            this.uiLine2.ZoomScaleRect = new System.Drawing.Rectangle(0, 0, 0, 0);
             // 
             // uiLine1
             // 
             this.uiLine1.Font = new System.Drawing.Font("微软雅黑", 12F);
-            this.uiLine1.IsScaled = false;
             this.uiLine1.Location = new System.Drawing.Point(30, 55);
             this.uiLine1.MinimumSize = new System.Drawing.Size(16, 16);
             this.uiLine1.Name = "uiLine1";
@@ -126,6 +126,7 @@ namespace Sunny.UI.Demo
             this.uiLine1.TabIndex = 23;
             this.uiLine1.Text = "UITabControl";
             this.uiLine1.TextAlign = System.Drawing.ContentAlignment.MiddleLeft;
+            this.uiLine1.ZoomScaleRect = new System.Drawing.Rectangle(0, 0, 0, 0);
             // 
             // uiTabControl1
             // 
@@ -145,11 +146,12 @@ namespace Sunny.UI.Demo
             this.uiTabControl1.MenuStyle = Sunny.UI.UIMenuStyle.Custom;
             this.uiTabControl1.Name = "uiTabControl1";
             this.uiTabControl1.SelectedIndex = 0;
-            this.uiTabControl1.ShowActiveCloseButton = true;
+            this.uiTabControl1.ShowCloseButton = true;
             this.uiTabControl1.Size = new System.Drawing.Size(670, 183);
             this.uiTabControl1.SizeMode = System.Windows.Forms.TabSizeMode.Fixed;
             this.uiTabControl1.TabIndex = 22;
             this.uiTabControl1.TipsFont = new System.Drawing.Font("微软雅黑", 9F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(134)));
+            this.uiTabControl1.ZoomScaleRect = new System.Drawing.Rectangle(0, 0, 0, 0);
             this.uiTabControl1.BeforeRemoveTabPage += new Sunny.UI.UITabControl.OnBeforeRemoveTabPage(this.uiTabControl1_BeforeRemoveTabPage);
             // 
             // tabPage1
@@ -175,7 +177,7 @@ namespace Sunny.UI.Demo
             this.tabPage3.BackColor = System.Drawing.Color.FromArgb(((int)(((byte)(192)))), ((int)(((byte)(255)))), ((int)(((byte)(192)))));
             this.tabPage3.Location = new System.Drawing.Point(0, 40);
             this.tabPage3.Name = "tabPage3";
-            this.tabPage3.Size = new System.Drawing.Size(200, 60);
+            this.tabPage3.Size = new System.Drawing.Size(670, 143);
             this.tabPage3.TabIndex = 2;
             this.tabPage3.Text = "tabPage3";
             // 
@@ -183,7 +185,7 @@ namespace Sunny.UI.Demo
             // 
             this.tabPage9.Location = new System.Drawing.Point(0, 40);
             this.tabPage9.Name = "tabPage9";
-            this.tabPage9.Size = new System.Drawing.Size(200, 60);
+            this.tabPage9.Size = new System.Drawing.Size(670, 143);
             this.tabPage9.TabIndex = 4;
             this.tabPage9.Text = "tabPage9";
             this.tabPage9.UseVisualStyleBackColor = true;
diff --git a/SunnyUI/Controls/UITabControl.cs b/SunnyUI/Controls/UITabControl.cs
index 0f0c9424..0dbd9c9b 100644
--- a/SunnyUI/Controls/UITabControl.cs
+++ b/SunnyUI/Controls/UITabControl.cs
@@ -25,6 +25,7 @@
  * 2021-08-14: V3.0.6 增加DisposeTabPageAfterRemove标志，移除TabPage后，是否自动销毁TabPage
  * 2022-01-02: V3.0.9 增加角标
  * 2022-01-13: V3.1.0 修改删除页面时的页面跳转
+ * 2022-04-18: V3.1.5 关闭按钮增加鼠标移入的效果
 ******************************************************************************/
 
 using Sunny.UI.Win32;
@@ -574,6 +575,8 @@ namespace Sunny.UI
             }
         }
 
+        private ConcurrentDictionary<int, bool> CloseRects = new ConcurrentDictionary<int, bool>();
+
         protected override void OnPaint(PaintEventArgs e)
         {
             base.OnPaint(e);
@@ -633,7 +636,13 @@ namespace Sunny.UI
                 {
                     if (ShowCloseButton || (ShowActiveCloseButton && index == SelectedIndex))
                     {
-                        g.DrawFontImage(77, 28, index == SelectedIndex ? tabSelectedForeColor : TabUnSelectedForeColor, new Rectangle(TabRect.Width - 28, 0, 24, TabRect.Height));
+                        Color color = TabUnSelectedForeColor;
+                        if (CloseRects.ContainsKey(index) && CloseRects[index])
+                        {
+                            color = tabSelectedForeColor;
+                        }
+
+                        g.DrawFontImage(77, 28, color, new Rectangle(TabRect.Width - 28, 0, 24, TabRect.Height));
                     }
                 }
 
@@ -671,6 +680,29 @@ namespace Sunny.UI
             }
         }
 
+        protected override void OnMouseMove(MouseEventArgs e)
+        {
+            base.OnMouseMove(e);
+
+            if (ShowActiveCloseButton || ShowCloseButton)
+            {
+                for (int index = 0; index <= TabCount - 1; index++)
+                {
+                    Rectangle TabRect = new Rectangle(GetTabRect(index).Location.X - 2, GetTabRect(index).Location.Y - 2, ItemSize.Width, ItemSize.Height);
+                    Rectangle closeRect = new Rectangle(TabRect.Right - 28, 0, 28, TabRect.Height);
+                    bool inrect = e.Location.InRect(closeRect);
+                    if (!CloseRects.ContainsKey(index))
+                        CloseRects.TryAdd(index, false);
+
+                    if (inrect != CloseRects[index])
+                    {
+                        CloseRects[index] = inrect;
+                        Invalidate();
+                    }
+                }
+            }
+        }
+
         Font tmpFont;
 
         private Font TempFont
@@ -819,6 +851,7 @@ namespace Sunny.UI
         protected override void OnSelectedIndexChanged(EventArgs e)
         {
             base.OnSelectedIndexChanged(e);
+            CloseRects.Clear();
             Init();
             if (ShowActiveCloseButton && !ShowCloseButton)
             {