diff --git a/SunnyUI/Controls/DropItem/UIComboDataGridViewItem.cs b/SunnyUI/Controls/DropItem/UIComboDataGridViewItem.cs
index f2bb7362..17fe8e62 100644
--- a/SunnyUI/Controls/DropItem/UIComboDataGridViewItem.cs
+++ b/SunnyUI/Controls/DropItem/UIComboDataGridViewItem.cs
@@ -15,6 +15,8 @@ namespace Sunny.UI
         private UISymbolButton btnClear;
         private UIDataGridView dataGridView;
 
+        public event OnComboDataGridViewFilterChanged ComboDataGridViewFilterChanged;
+
         public UIComboDataGridViewItem()
         {
             InitializeComponent();
@@ -364,6 +366,8 @@ namespace Sunny.UI
             {
                 table.DefaultView.RowFilter = filter;
             }
+
+            ComboDataGridViewFilterChanged?.Invoke(this, new UIComboDataGridViewArgs(edtFilter.Text, dataGridView.RowCount));
         }
 
         private void btnClear_Click(object sender, System.EventArgs e)
diff --git a/SunnyUI/Controls/DropItem/UIToolStripDropDown.cs b/SunnyUI/Controls/DropItem/UIToolStripDropDown.cs
index 7fd59c91..95029e46 100644
--- a/SunnyUI/Controls/DropItem/UIToolStripDropDown.cs
+++ b/SunnyUI/Controls/DropItem/UIToolStripDropDown.cs
@@ -201,4 +201,23 @@ namespace Sunny.UI
             itemForm.SetStyle(style);
         }
     }
+
+    public delegate void OnComboDataGridViewFilterChanged(object sender, UIComboDataGridViewArgs e);
+
+    public class UIComboDataGridViewArgs : EventArgs
+    {
+        public string FilterText { get; set; }
+        public int FilterCount { get; set; }
+
+        public UIComboDataGridViewArgs()
+        {
+
+        }
+
+        public UIComboDataGridViewArgs(string filterText, int filterCount)
+        {
+            FilterText = filterText;
+            FilterCount = filterCount;
+        }
+    }
 }
diff --git a/SunnyUI/Controls/UIComboDataGridView.cs b/SunnyUI/Controls/UIComboDataGridView.cs
index 549d9f9d..60e3099d 100644
--- a/SunnyUI/Controls/UIComboDataGridView.cs
+++ b/SunnyUI/Controls/UIComboDataGridView.cs
@@ -21,6 +21,7 @@
  * 2022-03-22: V3.1.1 增加自动过滤、单元格双击选中
  * 2022-04-16: V3.1.3 增加行多选
  * 2022-06-16: V3.2.0 增加下拉框宽度、高度
+ * 2022-06-19: V3.2.0 增加FilterChanged，输出过滤文字和记录条数
 ******************************************************************************/
 
 using System;
@@ -52,6 +53,8 @@ namespace Sunny.UI
             DropDownHeight = 300;
         }
 
+        public event OnComboDataGridViewFilterChanged FilterChanged;
+
         [DefaultValue(500)]
         [Description("下拉框宽度"), Category("SunnyUI")]
         public int DropDownWidth { get; set; }
@@ -70,6 +73,12 @@ namespace Sunny.UI
             item.Translate();
             //ItemForm.Show(this);
             ItemForm.Show(this, new Size(DropDownWidth < Width ? Width : DropDownWidth, DropDownHeight));
+            item.ComboDataGridViewFilterChanged += Item_ComboDataGridViewFilterChanged;
+        }
+
+        private void Item_ComboDataGridViewFilterChanged(object sender, UIComboDataGridViewArgs e)
+        {
+            FilterChanged?.Invoke(this, e);
         }
 
         [DefaultValue(typeof(Size), "320, 240"), Description("下拉弹框界面大小"), Category("SunnyUI")]
diff --git a/SunnyUI/Controls/UITabControl.cs b/SunnyUI/Controls/UITabControl.cs
index 320ee148..d0a51575 100644
--- a/SunnyUI/Controls/UITabControl.cs
+++ b/SunnyUI/Controls/UITabControl.cs
@@ -29,6 +29,7 @@
  * 2022-04-20: V3.1.5 不显示标签页时屏蔽左右键
  * 2022-05-11: V3.1.8 修复屏蔽左右键后其他控件无法使用左右键的问题
  * 2022-05-17: V3.1.9 修复了一个首页无法关闭的问题
+ * 2022-06-19: V3.2.0 多页面框架关闭页面时执行UIPage的FormClosed事件
 ******************************************************************************/
 
 using Sunny.UI.Win32;
@@ -818,6 +819,7 @@ namespace Sunny.UI
                 if (AutoClosePage)
                 {
                     pages[i].Final();
+                    pages[i].Close();
                     pages[i].Dispose();
                     pages[i] = null;
                 }