diff --git a/Bin/net40/SunnyUI.Demo.exe b/Bin/net40/SunnyUI.Demo.exe
index 49dd6012..83df4954 100644
Binary files a/Bin/net40/SunnyUI.Demo.exe and b/Bin/net40/SunnyUI.Demo.exe differ
diff --git a/Bin/net40/SunnyUI.dll b/Bin/net40/SunnyUI.dll
index 3f501e4c..8522c53b 100644
Binary files a/Bin/net40/SunnyUI.dll and b/Bin/net40/SunnyUI.dll differ
diff --git a/SunnyUI/Controls/DropItem/UIToolStripDropDown.cs b/SunnyUI/Controls/DropItem/UIToolStripDropDown.cs
index 9e146cde..a4c6439b 100644
--- a/SunnyUI/Controls/DropItem/UIToolStripDropDown.cs
+++ b/SunnyUI/Controls/DropItem/UIToolStripDropDown.cs
@@ -41,6 +41,15 @@ namespace Sunny.UI
             itemForm.Opening += ItemForm_Opening;
         }
 
+        public Size ItemSize => itemForm.Size;
+
+        public Rectangle ItemBounds => itemForm.Bounds;
+
+        public void Close()
+        {
+            itemForm.Close();
+        }
+
         private void ItemForm_Opening(object sender, System.ComponentModel.CancelEventArgs e)
         {
             Opening?.Invoke(this, e);