diff --git a/Bin/net40/SunnyUI.Demo.exe b/Bin/net40/SunnyUI.Demo.exe
index 20b86627..70c59dcc 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 f9b931ba..793d029a 100644
Binary files a/Bin/net40/SunnyUI.dll and b/Bin/net40/SunnyUI.dll differ
diff --git a/SunnyUI.Demo/Controls/FCombobox.Designer.cs b/SunnyUI.Demo/Controls/FCombobox.Designer.cs
index 4acef3a3..a1d23ec4 100644
--- a/SunnyUI.Demo/Controls/FCombobox.Designer.cs
+++ b/SunnyUI.Demo/Controls/FCombobox.Designer.cs
@@ -104,6 +104,7 @@ namespace Sunny.UI.Demo
             this.uiComboTreeView3.CheckBoxes = true;
             this.uiComboTreeView3.DropDownStyle = Sunny.UI.UIDropDownStyle.DropDownList;
             this.uiComboTreeView3.FillColor = System.Drawing.Color.White;
+            this.uiComboTreeView3.FillColor2 = System.Drawing.Color.FromArgb(((int)(((byte)(235)))), ((int)(((byte)(243)))), ((int)(((byte)(255)))));
             this.uiComboTreeView3.Font = new System.Drawing.Font("微软雅黑", 12F);
             this.uiComboTreeView3.Location = new System.Drawing.Point(544, 213);
             this.uiComboTreeView3.Margin = new System.Windows.Forms.Padding(4, 5, 4, 5);
@@ -148,6 +149,7 @@ namespace Sunny.UI.Demo
             // 
             this.uiComboTreeView4.DropDownStyle = Sunny.UI.UIDropDownStyle.DropDownList;
             this.uiComboTreeView4.FillColor = System.Drawing.Color.White;
+            this.uiComboTreeView4.FillColor2 = System.Drawing.Color.FromArgb(((int)(((byte)(235)))), ((int)(((byte)(243)))), ((int)(((byte)(255)))));
             this.uiComboTreeView4.Font = new System.Drawing.Font("微软雅黑", 12F);
             this.uiComboTreeView4.Location = new System.Drawing.Point(386, 213);
             this.uiComboTreeView4.Margin = new System.Windows.Forms.Padding(4, 5, 4, 5);
@@ -193,6 +195,7 @@ namespace Sunny.UI.Demo
             this.uiComboTreeView2.CheckBoxes = true;
             this.uiComboTreeView2.DropDownStyle = Sunny.UI.UIDropDownStyle.DropDownList;
             this.uiComboTreeView2.FillColor = System.Drawing.Color.White;
+            this.uiComboTreeView2.FillColor2 = System.Drawing.Color.FromArgb(((int)(((byte)(235)))), ((int)(((byte)(243)))), ((int)(((byte)(255)))));
             this.uiComboTreeView2.Font = new System.Drawing.Font("微软雅黑", 12F);
             this.uiComboTreeView2.Location = new System.Drawing.Point(544, 169);
             this.uiComboTreeView2.Margin = new System.Windows.Forms.Padding(4, 5, 4, 5);
@@ -220,6 +223,7 @@ namespace Sunny.UI.Demo
             // uiLine1
             // 
             this.uiLine1.Font = new System.Drawing.Font("微软雅黑", 12F);
+            this.uiLine1.LineDashStyle = Sunny.UI.UILineDashStyle.None;
             this.uiLine1.Location = new System.Drawing.Point(386, 134);
             this.uiLine1.MinimumSize = new System.Drawing.Size(16, 16);
             this.uiLine1.Name = "uiLine1";
@@ -232,6 +236,7 @@ namespace Sunny.UI.Demo
             // 
             this.uiComboTreeView1.DropDownStyle = Sunny.UI.UIDropDownStyle.DropDownList;
             this.uiComboTreeView1.FillColor = System.Drawing.Color.White;
+            this.uiComboTreeView1.FillColor2 = System.Drawing.Color.FromArgb(((int)(((byte)(235)))), ((int)(((byte)(243)))), ((int)(((byte)(255)))));
             this.uiComboTreeView1.Font = new System.Drawing.Font("微软雅黑", 12F);
             this.uiComboTreeView1.Location = new System.Drawing.Point(386, 169);
             this.uiComboTreeView1.Margin = new System.Windows.Forms.Padding(4, 5, 4, 5);
@@ -258,6 +263,7 @@ namespace Sunny.UI.Demo
             // uiLine8
             // 
             this.uiLine8.Font = new System.Drawing.Font("微软雅黑", 12F);
+            this.uiLine8.LineDashStyle = Sunny.UI.UILineDashStyle.None;
             this.uiLine8.Location = new System.Drawing.Point(30, 257);
             this.uiLine8.MinimumSize = new System.Drawing.Size(16, 16);
             this.uiLine8.Name = "uiLine8";
@@ -270,6 +276,7 @@ namespace Sunny.UI.Demo
             // 
             this.uiDatetimePicker1.CanEmpty = true;
             this.uiDatetimePicker1.FillColor = System.Drawing.Color.White;
+            this.uiDatetimePicker1.FillColor2 = System.Drawing.Color.FromArgb(((int)(((byte)(235)))), ((int)(((byte)(243)))), ((int)(((byte)(255)))));
             this.uiDatetimePicker1.Font = new System.Drawing.Font("微软雅黑", 12F);
             this.uiDatetimePicker1.Location = new System.Drawing.Point(30, 292);
             this.uiDatetimePicker1.Margin = new System.Windows.Forms.Padding(4, 5, 4, 5);
@@ -290,6 +297,7 @@ namespace Sunny.UI.Demo
             // 
             this.uiColorPicker1.DropDownStyle = Sunny.UI.UIDropDownStyle.DropDownList;
             this.uiColorPicker1.FillColor = System.Drawing.Color.White;
+            this.uiColorPicker1.FillColor2 = System.Drawing.Color.FromArgb(((int)(((byte)(235)))), ((int)(((byte)(243)))), ((int)(((byte)(255)))));
             this.uiColorPicker1.Font = new System.Drawing.Font("微软雅黑", 12F);
             this.uiColorPicker1.Location = new System.Drawing.Point(388, 89);
             this.uiColorPicker1.Margin = new System.Windows.Forms.Padding(4, 5, 4, 5);
@@ -307,6 +315,7 @@ namespace Sunny.UI.Demo
             // uiLine7
             // 
             this.uiLine7.Font = new System.Drawing.Font("微软雅黑", 12F);
+            this.uiLine7.LineDashStyle = Sunny.UI.UILineDashStyle.None;
             this.uiLine7.Location = new System.Drawing.Point(388, 55);
             this.uiLine7.MinimumSize = new System.Drawing.Size(16, 16);
             this.uiLine7.Name = "uiLine7";
@@ -318,6 +327,7 @@ namespace Sunny.UI.Demo
             // uiLine6
             // 
             this.uiLine6.Font = new System.Drawing.Font("微软雅黑", 12F);
+            this.uiLine6.LineDashStyle = Sunny.UI.UILineDashStyle.None;
             this.uiLine6.Location = new System.Drawing.Point(30, 336);
             this.uiLine6.MinimumSize = new System.Drawing.Size(16, 16);
             this.uiLine6.Name = "uiLine6";
@@ -330,6 +340,7 @@ namespace Sunny.UI.Demo
             // 
             this.uiTimePicker1.CanEmpty = true;
             this.uiTimePicker1.FillColor = System.Drawing.Color.White;
+            this.uiTimePicker1.FillColor2 = System.Drawing.Color.FromArgb(((int)(((byte)(235)))), ((int)(((byte)(243)))), ((int)(((byte)(255)))));
             this.uiTimePicker1.Font = new System.Drawing.Font("微软雅黑", 12F);
             this.uiTimePicker1.Location = new System.Drawing.Point(30, 371);
             this.uiTimePicker1.Margin = new System.Windows.Forms.Padding(4, 5, 4, 5);
@@ -349,6 +360,7 @@ namespace Sunny.UI.Demo
             // uiLine3
             // 
             this.uiLine3.Font = new System.Drawing.Font("微软雅黑", 12F);
+            this.uiLine3.LineDashStyle = Sunny.UI.UILineDashStyle.None;
             this.uiLine3.Location = new System.Drawing.Point(30, 134);
             this.uiLine3.MinimumSize = new System.Drawing.Size(16, 16);
             this.uiLine3.Name = "uiLine3";
@@ -360,6 +372,7 @@ namespace Sunny.UI.Demo
             // uiLine2
             // 
             this.uiLine2.Font = new System.Drawing.Font("微软雅黑", 12F);
+            this.uiLine2.LineDashStyle = Sunny.UI.UILineDashStyle.None;
             this.uiLine2.Location = new System.Drawing.Point(30, 55);
             this.uiLine2.MinimumSize = new System.Drawing.Size(16, 16);
             this.uiLine2.Name = "uiLine2";
@@ -373,6 +386,7 @@ namespace Sunny.UI.Demo
             this.uiDatePicker1.CanEmpty = true;
             this.uiDatePicker1.DateFormat = "yyyy";
             this.uiDatePicker1.FillColor = System.Drawing.Color.White;
+            this.uiDatePicker1.FillColor2 = System.Drawing.Color.FromArgb(((int)(((byte)(235)))), ((int)(((byte)(243)))), ((int)(((byte)(255)))));
             this.uiDatePicker1.Font = new System.Drawing.Font("微软雅黑", 12F);
             this.uiDatePicker1.Location = new System.Drawing.Point(30, 169);
             this.uiDatePicker1.Margin = new System.Windows.Forms.Padding(4, 5, 4, 5);
@@ -397,6 +411,7 @@ namespace Sunny.UI.Demo
             this.uiComboBox2.DropDownStyle = Sunny.UI.UIDropDownStyle.DropDownList;
             this.uiComboBox2.DropDownWidth = 300;
             this.uiComboBox2.FillColor = System.Drawing.Color.White;
+            this.uiComboBox2.FillColor2 = System.Drawing.Color.FromArgb(((int)(((byte)(235)))), ((int)(((byte)(243)))), ((int)(((byte)(255)))));
             this.uiComboBox2.Font = new System.Drawing.Font("微软雅黑", 12F);
             this.uiComboBox2.Location = new System.Drawing.Point(188, 89);
             this.uiComboBox2.Margin = new System.Windows.Forms.Padding(4, 5, 4, 5);
@@ -411,6 +426,7 @@ namespace Sunny.UI.Demo
             // 
             this.uiComboBox1.DataSource = null;
             this.uiComboBox1.FillColor = System.Drawing.Color.White;
+            this.uiComboBox1.FillColor2 = System.Drawing.Color.FromArgb(((int)(((byte)(235)))), ((int)(((byte)(243)))), ((int)(((byte)(255)))));
             this.uiComboBox1.Font = new System.Drawing.Font("微软雅黑", 12F);
             this.uiComboBox1.Items.AddRange(new object[] {
             "1",
@@ -437,6 +453,7 @@ namespace Sunny.UI.Demo
             this.uiDatePicker2.CanEmpty = true;
             this.uiDatePicker2.DateFormat = "yyyy-MM";
             this.uiDatePicker2.FillColor = System.Drawing.Color.White;
+            this.uiDatePicker2.FillColor2 = System.Drawing.Color.FromArgb(((int)(((byte)(235)))), ((int)(((byte)(243)))), ((int)(((byte)(255)))));
             this.uiDatePicker2.Font = new System.Drawing.Font("微软雅黑", 12F);
             this.uiDatePicker2.Location = new System.Drawing.Point(188, 169);
             this.uiDatePicker2.Margin = new System.Windows.Forms.Padding(4, 5, 4, 5);
@@ -458,6 +475,7 @@ namespace Sunny.UI.Demo
             // 
             this.uiDatePicker3.CanEmpty = true;
             this.uiDatePicker3.FillColor = System.Drawing.Color.White;
+            this.uiDatePicker3.FillColor2 = System.Drawing.Color.FromArgb(((int)(((byte)(235)))), ((int)(((byte)(243)))), ((int)(((byte)(255)))));
             this.uiDatePicker3.Font = new System.Drawing.Font("微软雅黑", 12F);
             this.uiDatePicker3.Location = new System.Drawing.Point(30, 213);
             this.uiDatePicker3.Margin = new System.Windows.Forms.Padding(4, 5, 4, 5);
@@ -473,10 +491,12 @@ namespace Sunny.UI.Demo
             this.uiDatePicker3.Text = "2020-04-16";
             this.uiDatePicker3.TextAlignment = System.Drawing.ContentAlignment.MiddleLeft;
             this.uiDatePicker3.Value = new System.DateTime(2020, 4, 16, 0, 0, 0, 0);
+            this.uiDatePicker3.ValueChanged += new Sunny.UI.UIDatePicker.OnDateTimeChanged(this.uiDatePicker3_ValueChanged);
             // 
             // uiLine4
             // 
             this.uiLine4.Font = new System.Drawing.Font("微软雅黑", 12F);
+            this.uiLine4.LineDashStyle = Sunny.UI.UILineDashStyle.None;
             this.uiLine4.Location = new System.Drawing.Point(386, 257);
             this.uiLine4.MinimumSize = new System.Drawing.Size(16, 16);
             this.uiLine4.Name = "uiLine4";
@@ -489,6 +509,7 @@ namespace Sunny.UI.Demo
             // 
             this.uiComboDataGridView1.DropDownStyle = Sunny.UI.UIDropDownStyle.DropDownList;
             this.uiComboDataGridView1.FillColor = System.Drawing.Color.White;
+            this.uiComboDataGridView1.FillColor2 = System.Drawing.Color.FromArgb(((int)(((byte)(235)))), ((int)(((byte)(243)))), ((int)(((byte)(255)))));
             this.uiComboDataGridView1.FilterColomnName = null;
             this.uiComboDataGridView1.Font = new System.Drawing.Font("微软雅黑", 12F);
             this.uiComboDataGridView1.Location = new System.Drawing.Point(386, 292);
diff --git a/SunnyUI.Demo/Controls/FCombobox.cs b/SunnyUI.Demo/Controls/FCombobox.cs
index fdaede18..b5315994 100644
--- a/SunnyUI.Demo/Controls/FCombobox.cs
+++ b/SunnyUI.Demo/Controls/FCombobox.cs
@@ -83,6 +83,7 @@ namespace Sunny.UI.Demo
         private void uiDatetimePicker1_ValueChanged(object sender, System.DateTime value)
         {
             Console.WriteLine(value);
+            uiDatePicker3.Value = value;
         }
 
         private void uiColorPicker1_Click(object sender, System.EventArgs e)
@@ -121,5 +122,10 @@ namespace Sunny.UI.Demo
         {
             uiComboDataGridView1.Text = dt.Rows[index]["Column1"].ToString();
         }
+
+        private void uiDatePicker3_ValueChanged(object sender, DateTime value)
+        {
+            ShowInfoTip(uiDatePicker3.Value.DateString());
+        }
     }
 }
diff --git a/SunnyUI/Controls/UIDatePicker.cs b/SunnyUI/Controls/UIDatePicker.cs
index 48e17d48..0e604ec9 100644
--- a/SunnyUI/Controls/UIDatePicker.cs
+++ b/SunnyUI/Controls/UIDatePicker.cs
@@ -112,7 +112,7 @@ namespace Sunny.UI
             try
             {
                 DateTime dt = Text.ToDateTime(DateFormat);
-                Value = dt;
+                if (Value != dt) Value = dt;
             }
             catch
             {
@@ -148,8 +148,9 @@ namespace Sunny.UI
                 if (item.Date != value)
                 {
                     item.Date = value;
-                    ValueChanged?.Invoke(this, Value);
                 }
+
+                ValueChanged?.Invoke(this, Value);
             }
         }
 
diff --git a/SunnyUI/Controls/UIDateTimePicker.cs b/SunnyUI/Controls/UIDateTimePicker.cs
index 64e0117f..6b854711 100644
--- a/SunnyUI/Controls/UIDateTimePicker.cs
+++ b/SunnyUI/Controls/UIDateTimePicker.cs
@@ -100,7 +100,8 @@ namespace Sunny.UI
             try
             {
                 DateTime dt = Text.ToDateTime(DateFormat);
-                Value = dt;
+                if (Value != dt)
+                    Value = dt;
             }
             catch
             {
@@ -139,8 +140,9 @@ namespace Sunny.UI
                 if (item.Date != value)
                 {
                     item.Date = value;
-                    ValueChanged?.Invoke(this, Value);
                 }
+
+                ValueChanged?.Invoke(this, Value);
             }
         }
 
diff --git a/SunnyUI/Controls/UIPagination.cs b/SunnyUI/Controls/UIPagination.cs
index 29a40eee..0e17d948 100644
--- a/SunnyUI/Controls/UIPagination.cs
+++ b/SunnyUI/Controls/UIPagination.cs
@@ -86,6 +86,9 @@ namespace Sunny.UI
         public UIPagination()
         {
             InitializeComponent();
+            p1.RectSides = ToolStripStatusLabelBorderSides.None;
+            p1.RadiusSides = UICornerRadiusSides.None;
+
             SetStyleFlags(true, false);
 
             ShowText = false;
@@ -117,6 +120,12 @@ namespace Sunny.UI
             Translate();
         }
 
+        protected override void AfterSetFillColor(Color color)
+        {
+            base.AfterSetFillColor(color);
+            p1.FillColor = p1.RectColor = color;
+        }
+
         protected override void OnFontChanged(EventArgs e)
         {
             base.OnFontChanged(e);
diff --git a/SunnyUI/Controls/UITimePicker.cs b/SunnyUI/Controls/UITimePicker.cs
index fed6bbff..b7ae9eac 100644
--- a/SunnyUI/Controls/UITimePicker.cs
+++ b/SunnyUI/Controls/UITimePicker.cs
@@ -92,7 +92,8 @@ namespace Sunny.UI
             try
             {
                 DateTime dt = (DateTime.Now.DateString() + " " + Text).ToDateTime(DateTimeEx.DateFormat + " " + timeFormat);
-                Value = dt;
+                if (Value != dt)
+                    Value = dt;
             }
             catch
             {
@@ -127,8 +128,9 @@ namespace Sunny.UI
                 if (item.Time != value)
                 {
                     item.Time = value;
-                    ValueChanged?.Invoke(this, Value);
                 }
+
+                ValueChanged?.Invoke(this, Value);
             }
         }