diff --git a/Bin/net40/SunnyUI.dll b/Bin/net40/SunnyUI.dll
index 2fc99357..267af172 100644
Binary files a/Bin/net40/SunnyUI.dll and b/Bin/net40/SunnyUI.dll differ
diff --git a/Bin/net45/SunnyUI.dll b/Bin/net45/SunnyUI.dll
index 65d79c97..c2400a87 100644
Binary files a/Bin/net45/SunnyUI.dll and b/Bin/net45/SunnyUI.dll differ
diff --git a/Bin/net5.0-windows/SunnyUI.dll b/Bin/net5.0-windows/SunnyUI.dll
index 0c9d3be6..95b15c2c 100644
Binary files a/Bin/net5.0-windows/SunnyUI.dll and b/Bin/net5.0-windows/SunnyUI.dll differ
diff --git a/Bin/net5.0-windows/ref/SunnyUI.dll b/Bin/net5.0-windows/ref/SunnyUI.dll
index be428c6b..0c16a566 100644
Binary files a/Bin/net5.0-windows/ref/SunnyUI.dll and b/Bin/net5.0-windows/ref/SunnyUI.dll differ
diff --git a/Bin/netcoreapp3.1/SunnyUI.dll b/Bin/netcoreapp3.1/SunnyUI.dll
index feab5fc4..77ae6cd0 100644
Binary files a/Bin/netcoreapp3.1/SunnyUI.dll and b/Bin/netcoreapp3.1/SunnyUI.dll differ
diff --git a/SunnyUI/Controls/UIListBox.cs b/SunnyUI/Controls/UIListBox.cs
index 5e5d6d91..f1b7e7fb 100644
--- a/SunnyUI/Controls/UIListBox.cs
+++ b/SunnyUI/Controls/UIListBox.cs
@@ -61,6 +61,7 @@ namespace Sunny.UI
             listbox.SelectedIndexChanged += Listbox_SelectedIndexChanged;
             listbox.SelectedValueChanged += Listbox_SelectedValueChanged;
             listbox.Click += Listbox_Click;
+            listbox.MouseClick += Listbox_MouseClick;
             listbox.DoubleClick += Listbox_DoubleClick;
             listbox.BeforeDrawItem += Listbox_BeforeDrawItem;
             listbox.MouseDown += Listbox_MouseDown;
@@ -78,11 +79,57 @@ namespace Sunny.UI
             timer.Start();
         }
 
+        private void Listbox_MouseClick(object sender, MouseEventArgs e)
+        {
+            MouseClick?.Invoke(this, e);
+        }
+
+        public new event MouseEventHandler MouseClick;
         public event EventHandler ItemsClear;
         public event EventHandler ItemsAdd;
         public event EventHandler ItemsRemove;
         public event EventHandler ItemsInsert;
 
+        public void BeginUpdate()
+        {
+            listbox.BeginUpdate();
+        }
+
+        public void EndUpdate()
+        {
+            listbox.EndUpdate();
+        }
+
+        public void ClearSelected()
+        {
+            listbox.ClearSelected();
+        }
+
+        public int FindString(string s, int startIndex)
+        {
+            return listbox.FindString(s, startIndex);
+        }
+
+        public int FindStringExact(string s, int startIndex)
+        {
+            return listbox.FindStringExact(s, startIndex);
+        }
+
+        public Rectangle GetItemRectangle(int index)
+        {
+            return listbox.GetItemRectangle(index);
+        }
+
+        public bool GetSelected(int index)
+        {
+            return listbox.GetSelected(index);
+        }
+
+        public void SetSelected(int index, bool value)
+        {
+            listbox.SetSelected(index, value);
+        }
+
         private void Listbox_ItemsInsert(object sender, EventArgs e)
         {
             ItemsInsert?.Invoke(this, e);
@@ -98,7 +145,6 @@ namespace Sunny.UI
             ItemsAdd?.Invoke(this, e);
         }
 
-
         private void Listbox_ItemsClear(object sender, EventArgs e)
         {
             ItemsClear?.Invoke(this, e);
@@ -150,6 +196,33 @@ namespace Sunny.UI
             get => listbox.SelectedIndices;
         }
 
+        [DefaultValue(false)]
+        public bool Sorted
+        {
+            get => listbox.Sorted;
+            set => listbox.Sorted = value;
+        }
+
+        [Browsable(false), DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
+        public int TopIndex
+        {
+            get => listbox.TopIndex;
+            set => listbox.TopIndex = value;
+        }
+
+        [DefaultValue(true)]
+        public bool UseTabStops
+        {
+            get => listbox.UseTabStops;
+            set => listbox.UseTabStops = value;
+        }
+
+        [Browsable(false), DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
+        public SelectedObjectCollection SelectedItems
+        {
+            get => listbox.SelectedItems;
+        }
+
         protected override void OnContextMenuStripChanged(EventArgs e)
         {
             base.OnContextMenuStripChanged(e);