From 95d19726ebf2ade775bea16dcf2f284a1ce96284 Mon Sep 17 00:00:00 2001
From: NaBian <836904362@qq.com>
Date: Thu, 27 Dec 2018 00:01:03 +0800
Subject: [PATCH] add Rate

---
 HandyControl/Controls/Input/NumericUpDown.cs  |  15 +-
 HandyControl/Controls/Rate/Rate.cs            | 225 ++++++++++++++++++
 HandyControl/Controls/Rate/RateItem.cs        | 201 ++++++++++++++++
 HandyControl/Controls/Window/BlurWindow.cs    |   9 +-
 HandyControl/Data/ResourceToken.cs            |   2 +
 HandyControl/Data/ResourceToken.tt            |   3 +-
 HandyControl/Data/ValueBoxes.cs               |   4 +
 HandyControl/HandyControl.csproj              |  13 +-
 HandyControl/Themes/Basic/Geometries.xaml     |   1 +
 .../Themes/Styles/Base/RateBaseStyle.xaml     |  90 +++++++
 HandyControl/Themes/Styles/Rate.xaml          |  10 +
 HandyControl/Themes/Styles/Style.xaml         |   1 +
 HandyControl/Tools/Helper/ArithmeticHelper.cs |   8 +
 HandyControlDemo/App.xaml.cs                  |   4 +
 HandyControlDemo/Data/MessageToken.cs         |   2 +
 HandyControlDemo/Data/MessageToken.tt         |   3 +-
 HandyControlDemo/HandyControlDemo.csproj      |  10 +
 .../Properties/Langs/Lang.Designer.cs         |   9 +
 .../Properties/Langs/Lang.en.resx             |   3 +
 HandyControlDemo/Properties/Langs/Lang.resx   |   3 +
 .../Resources/Img/LeftMainContent/Star.png    | Bin 0 -> 1904 bytes
 .../Resources/Themes/Basic/Geometries.xaml    |   1 +
 .../Tools}/CommonHelper.cs                    |   2 +-
 .../UserControl/Controls/RateDemoCtl.xaml     |  14 ++
 .../UserControl/Controls/RateDemoCtl.xaml.cs  |  10 +
 .../UserControl/Main/LeftMainContent.xaml     |   9 +-
 README.md                                     |   4 +
 Resources/Rate.png                            | Bin 0 -> 3435 bytes
 28 files changed, 634 insertions(+), 22 deletions(-)
 create mode 100644 HandyControl/Controls/Rate/Rate.cs
 create mode 100644 HandyControl/Controls/Rate/RateItem.cs
 create mode 100644 HandyControl/Themes/Styles/Base/RateBaseStyle.xaml
 create mode 100644 HandyControl/Themes/Styles/Rate.xaml
 create mode 100644 HandyControlDemo/Resources/Img/LeftMainContent/Star.png
 rename {HandyControl/Tools/Helper => HandyControlDemo/Tools}/CommonHelper.cs (95%)
 create mode 100644 HandyControlDemo/UserControl/Controls/RateDemoCtl.xaml
 create mode 100644 HandyControlDemo/UserControl/Controls/RateDemoCtl.xaml.cs
 create mode 100644 Resources/Rate.png

diff --git a/HandyControl/Controls/Input/NumericUpDown.cs b/HandyControl/Controls/Input/NumericUpDown.cs
index 8c539a2d..a22eab01 100644
--- a/HandyControl/Controls/Input/NumericUpDown.cs
+++ b/HandyControl/Controls/Input/NumericUpDown.cs
@@ -4,6 +4,7 @@ using System.Windows.Controls;
 using System.Windows.Input;
 using HandyControl.Data;
 using HandyControl.Interactivity;
+using HandyControl.Tools;
 
 namespace HandyControl.Controls
 {
@@ -152,7 +153,7 @@ namespace HandyControl.Controls
         public static readonly DependencyProperty ValueProperty = DependencyProperty.Register(
             "Value", typeof(double), typeof(NumericUpDown),
             new FrameworkPropertyMetadata(default(double), FrameworkPropertyMetadataOptions.BindsTwoWayByDefault,
-                OnValueChanged, CoerceValue), IsValidDoubleValue);
+                OnValueChanged, CoerceValue), ArithmeticHelper.IsValidDoubleValue);
 
         private static void OnValueChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
         {
@@ -203,7 +204,7 @@ namespace HandyControl.Controls
         ///     最大值
         /// </summary>
         public static readonly DependencyProperty MaximumProperty = DependencyProperty.Register(
-            "Maximum", typeof(double), typeof(NumericUpDown), new PropertyMetadata(100.0, OnMaximumChanged, CoerceMaximum), IsValidDoubleValue);
+            "Maximum", typeof(double), typeof(NumericUpDown), new PropertyMetadata(100.0, OnMaximumChanged, CoerceMaximum), ArithmeticHelper.IsValidDoubleValue);
 
         private static void OnMaximumChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
         {
@@ -231,7 +232,7 @@ namespace HandyControl.Controls
         ///     最小值
         /// </summary>
         public static readonly DependencyProperty MinimumProperty = DependencyProperty.Register(
-            "Minimum", typeof(double), typeof(NumericUpDown), new PropertyMetadata(default(double), OnMinimumChanged, CoerceMinimum), IsValidDoubleValue);
+            "Minimum", typeof(double), typeof(NumericUpDown), new PropertyMetadata(default(double), OnMinimumChanged, CoerceMinimum), ArithmeticHelper.IsValidDoubleValue);
 
         private static void OnMinimumChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
         {
@@ -255,14 +256,6 @@ namespace HandyControl.Controls
             set => SetValue(MinimumProperty, value);
         }
 
-        private static bool IsValidDoubleValue(object value)
-        {
-            var d = (double)value;
-            if (!double.IsNaN(d))
-                return !double.IsInfinity(d);
-            return false;
-        }
-
         /// <summary>
         ///     指示每单击一下按钮时增加或减少的数量
         /// </summary>
diff --git a/HandyControl/Controls/Rate/Rate.cs b/HandyControl/Controls/Rate/Rate.cs
new file mode 100644
index 00000000..e2595971
--- /dev/null
+++ b/HandyControl/Controls/Rate/Rate.cs
@@ -0,0 +1,225 @@
+using System.Linq;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Input;
+using System.Windows.Media;
+using HandyControl.Data;
+
+namespace HandyControl.Controls
+{
+    public class Rate : ItemsControl
+    {
+        private bool _isLoaded;
+
+        public Rate()
+        {
+            AddHandler(RateItem.SelectedChangedEvent, new RoutedEventHandler(RateItemSelectedChanged));
+            AddHandler(RateItem.ValueChangedEvent, new RoutedEventHandler(RateItemValueChanged));
+
+            Loaded += (s, e) =>
+            {
+                if (_isLoaded) return;
+                _isLoaded = true;
+                if (Value <= 0)
+                {
+                    if (DefaultValue > 0)
+                    {
+                        Value = DefaultValue;
+                        UpdateItems();
+                    }
+                }
+                else
+                {
+                    UpdateItems();
+                }
+            };
+        }
+
+        private void RateItemValueChanged(object sender, RoutedEventArgs e) => Value =
+            (from RateItem item in Items where item.IsSelected select item.IsHalf ? 0.5 : 1).Sum();
+
+        private void RateItemSelectedChanged(object sender, RoutedEventArgs e)
+        {
+            if (e.OriginalSource is RateItem rateItem)
+            {
+                var index = rateItem.Index;
+                for (int i = 0; i < index; i++)
+                {
+                    if (Items[i] is RateItem item)
+                    {
+                        item.IsSelected = true;
+                        item.IsHalf = false;
+                    }
+                }
+                for (int i = index; i < Count; i++)
+                {
+                    if (Items[i] is RateItem item)
+                    {
+                        item.IsSelected = false;
+                        item.IsHalf = false;
+                    }
+                }
+            }
+        }
+
+        public static readonly DependencyProperty ItemMarginProperty = DependencyProperty.Register(
+            "ItemMargin", typeof(Thickness), typeof(Rate), new PropertyMetadata(default(Thickness)));
+
+        public Thickness ItemMargin
+        {
+            get => (Thickness)GetValue(ItemMarginProperty);
+            set => SetValue(ItemMarginProperty, value);
+        }
+
+        public static readonly DependencyProperty ItemWidthProperty = DependencyProperty.Register(
+            "ItemWidth", typeof(double), typeof(Rate), new PropertyMetadata(ValueBoxes.Double20Box));
+
+        public double ItemWidth
+        {
+            get => (double)GetValue(ItemWidthProperty);
+            set => SetValue(ItemWidthProperty, value);
+        }
+
+        public static readonly DependencyProperty ItemHeightProperty = DependencyProperty.Register(
+            "ItemHeight", typeof(double), typeof(Rate), new PropertyMetadata(ValueBoxes.Double20Box));
+
+        public double ItemHeight
+        {
+            get => (double)GetValue(ItemHeightProperty);
+            set => SetValue(ItemHeightProperty, value);
+        }
+
+        public static readonly DependencyProperty AllowHalfProperty = DependencyProperty.Register(
+            "AllowHalf", typeof(bool), typeof(Rate), new PropertyMetadata(ValueBoxes.FalseBox));
+
+        public bool AllowHalf
+        {
+            get => (bool)GetValue(AllowHalfProperty);
+            set => SetValue(AllowHalfProperty, value);
+        }
+
+        public static readonly DependencyProperty AllowClearProperty = DependencyProperty.Register(
+            "AllowClear", typeof(bool), typeof(Rate), new PropertyMetadata(ValueBoxes.TrueBox));
+
+        public bool AllowClear
+        {
+            get => (bool)GetValue(AllowClearProperty);
+            set => SetValue(AllowClearProperty, value);
+        }
+
+        public static readonly DependencyProperty IconProperty = DependencyProperty.Register(
+            "Icon", typeof(Geometry), typeof(Rate), new PropertyMetadata(default(Geometry)));
+
+        public Geometry Icon
+        {
+            get => (Geometry)GetValue(IconProperty);
+            set => SetValue(IconProperty, value);
+        }
+
+        public static readonly DependencyProperty CountProperty = DependencyProperty.Register(
+            "Count", typeof(int), typeof(Rate), new PropertyMetadata(ValueBoxes.Int5Box));
+
+        public int Count
+        {
+            get => (int)GetValue(CountProperty);
+            set => SetValue(CountProperty, value);
+        }
+
+        public static readonly DependencyProperty DefaultValueProperty = DependencyProperty.Register(
+            "DefaultValue", typeof(double), typeof(Rate), new PropertyMetadata(ValueBoxes.Double0Box));
+
+        public double DefaultValue
+        {
+            get => (double)GetValue(DefaultValueProperty);
+            set => SetValue(DefaultValueProperty, value);
+        }
+
+        public static readonly DependencyProperty ValueProperty = DependencyProperty.Register(
+            "Value", typeof(double), typeof(Rate), new PropertyMetadata(ValueBoxes.Double0Box));
+
+        public double Value
+        {
+            get => (double)GetValue(ValueProperty);
+            set => SetValue(ValueProperty, value);
+        }
+
+        public static readonly DependencyProperty TextProperty = DependencyProperty.Register(
+            "Text", typeof(string), typeof(Rate), new PropertyMetadata(default(string)));
+
+        public string Text
+        {
+            get => (string)GetValue(TextProperty);
+            set => SetValue(TextProperty, value);
+        }
+
+        public static readonly DependencyProperty ShowTextProperty = DependencyProperty.Register(
+            "ShowText", typeof(bool), typeof(Rate), new PropertyMetadata(ValueBoxes.FalseBox));
+
+        public bool ShowText
+        {
+            get => (bool)GetValue(ShowTextProperty);
+            set => SetValue(ShowTextProperty, value);
+        }
+
+        protected override bool IsItemItsOwnContainerOverride(object item) => item is RateItem;
+
+        protected override DependencyObject GetContainerForItemOverride() => new RateItem();
+
+        public override void OnApplyTemplate()
+        {
+            base.OnApplyTemplate();
+
+            if (!_isLoaded)
+            {
+                Items.Clear();
+
+                for (int i = 1; i <= Count; i++)
+                {
+                    Items.Add(new RateItem
+                    {
+                        Index = i
+                    });
+                }
+            }
+        }
+
+        protected override void OnMouseLeave(MouseEventArgs e)
+        {
+            base.OnMouseLeave(e);
+
+            UpdateItems();
+        }
+
+        private void UpdateItems()
+        {
+            var count = (int)Value;
+            for (int i = 0; i < count; i++)
+            {
+                if (Items[i] is RateItem rateItem)
+                {
+                    rateItem.IsSelected = true;
+                    rateItem.IsHalf = false;
+                }
+            }
+            if (Value > count)
+            {
+                if (Items[count] is RateItem rateItem)
+                {
+                    rateItem.IsSelected = true;
+                    rateItem.IsHalf = true;
+                }
+                count += 1;
+            }
+            for (int i = count; i < Count; i++)
+            {
+                if (Items[i] is RateItem rateItem)
+                {
+                    rateItem.IsSelected = false;
+                    rateItem.IsHalf = false;
+                }
+            }
+        }
+
+        public void Reset() => Value = DefaultValue;
+    }
+}
diff --git a/HandyControl/Controls/Rate/RateItem.cs b/HandyControl/Controls/Rate/RateItem.cs
new file mode 100644
index 00000000..383a61ea
--- /dev/null
+++ b/HandyControl/Controls/Rate/RateItem.cs
@@ -0,0 +1,201 @@
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Input;
+using System.Windows.Media;
+using HandyControl.Data;
+using HandyControl.Tools.Extension;
+
+namespace HandyControl.Controls
+{
+    [TemplatePart(Name = ElementIcon, Type = typeof(FrameworkElement))]
+    public class RateItem : Control
+    {
+        private const string ElementIcon = "PART_Icon";
+
+        private FrameworkElement _icon;
+
+        private bool _isLoaded;
+
+        private bool _isSentValue;
+
+        private bool _isMouseLeftButtonDown;
+
+        public RateItem() => Loaded += (s, e) => _isLoaded = true;
+
+        public static readonly DependencyProperty AllowClearProperty = DependencyProperty.Register(
+            "AllowClear", typeof(bool), typeof(RateItem), new PropertyMetadata(ValueBoxes.TrueBox));
+
+        public bool AllowClear
+        {
+            get => (bool)GetValue(AllowClearProperty);
+            set => SetValue(AllowClearProperty, value);
+        }
+
+        public static readonly DependencyProperty AllowHalfProperty = DependencyProperty.Register(
+            "AllowHalf", typeof(bool), typeof(RateItem), new PropertyMetadata(ValueBoxes.FalseBox, OnAllowHalfChanged));
+
+        private static void OnAllowHalfChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
+        {
+            var ctl = (RateItem)d;
+            ctl.HandleMouseMoveEvent((bool)e.NewValue);
+        }
+
+        public bool AllowHalf
+        {
+            get => (bool)GetValue(AllowHalfProperty);
+            set => SetValue(AllowHalfProperty, value);
+        }
+
+        public static readonly DependencyProperty IconProperty = DependencyProperty.Register(
+            "Icon", typeof(Geometry), typeof(RateItem), new PropertyMetadata(default(Geometry)));
+
+        public Geometry Icon
+        {
+            get => (Geometry)GetValue(IconProperty);
+            set => SetValue(IconProperty, value);
+        }
+
+        internal static readonly DependencyProperty IsSelectedProperty = DependencyProperty.Register(
+            "IsSelected", typeof(bool), typeof(RateItem), new PropertyMetadata(ValueBoxes.FalseBox, OnIsSelectedChanged));
+
+        private static void OnIsSelectedChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
+        {
+            var ctl = (RateItem)d;
+            ctl._icon.Show((bool)e.NewValue);
+        }
+
+        internal bool IsSelected
+        {
+            get => (bool)GetValue(IsSelectedProperty);
+            set => SetValue(IsSelectedProperty, value);
+        }
+
+        public static readonly RoutedEvent SelectedChangedEvent =
+            EventManager.RegisterRoutedEvent("SelectedChanged", RoutingStrategy.Bubble,
+                typeof(RoutedEventHandler), typeof(RateItem));
+
+        public event RoutedEventHandler SelectedChanged
+        {
+            add => AddHandler(SelectedChangedEvent, value);
+            remove => RemoveHandler(SelectedChangedEvent, value);
+        }
+
+        public static readonly RoutedEvent ValueChangedEvent =
+            EventManager.RegisterRoutedEvent("ValueChanged", RoutingStrategy.Bubble,
+                typeof(RoutedEventHandler), typeof(RateItem));
+
+        public event RoutedEventHandler ValueChanged
+        {
+            add => AddHandler(ValueChangedEvent, value);
+            remove => RemoveHandler(ValueChangedEvent, value);
+        }
+
+        private bool _isHalf;
+
+        internal bool IsHalf
+        {
+            get => _isHalf;
+            set
+            {
+                if (_isHalf == value) return;
+                _isHalf = value;
+                _icon.Width = value ? ActualWidth / 2 : ActualWidth;
+            }
+        }
+
+        internal int Index { get; set; }
+
+        private void HandleMouseMoveEvent(bool handle)
+        {
+            if (handle)
+            {
+                MouseMove += RateItem_MouseMove;
+            }
+            else
+            {
+                MouseMove -= RateItem_MouseMove;
+            }
+        }
+
+        private void RateItem_MouseMove(object sender, MouseEventArgs e)
+        {
+            if (!AllowHalf) return;
+            var p = e.GetPosition(this);
+            IsHalf = p.X < ActualWidth / 2;
+        }
+
+        public override void OnApplyTemplate()
+        {
+            base.OnApplyTemplate();
+
+            _icon = GetTemplateChild(ElementIcon) as FrameworkElement;
+
+            if (_isLoaded)
+            {
+                if (_icon == null) return;
+                _icon.Show(IsSelected);
+                _icon.Width = IsHalf ? ActualWidth / 2 : ActualWidth;
+            }
+        }
+
+        protected override void OnMouseEnter(MouseEventArgs e)
+        {
+            base.OnMouseEnter(e);
+
+            _isSentValue = false;
+            IsSelected = true;
+            RaiseEvent(new RoutedEventArgs(SelectedChangedEvent) { Source = this });
+        }
+
+        protected override void OnMouseLeftButtonDown(MouseButtonEventArgs e)
+        {
+            base.OnMouseLeftButtonDown(e);
+
+            _isMouseLeftButtonDown = true;
+        }
+
+        protected override void OnMouseLeave(MouseEventArgs e)
+        {
+            base.OnMouseLeave(e);
+
+            _isMouseLeftButtonDown = false;
+        }
+
+        protected override void OnMouseLeftButtonUp(MouseButtonEventArgs e)
+        {
+            base.OnMouseLeftButtonUp(e);
+
+            if (_isMouseLeftButtonDown)
+            {
+                if (Index == 1 && AllowClear)
+                {
+                    if (IsSelected)
+                    {
+                        if (!_isSentValue)
+                        {
+                            RaiseEvent(new RoutedEventArgs(ValueChangedEvent) {Source = this});
+                            _isMouseLeftButtonDown = false;
+                            _isSentValue = true;
+                            return;
+                        }
+                        _isSentValue = false;
+                        IsSelected = false;
+                        IsHalf = false;
+                    }
+                    else
+                    {
+                        IsSelected = true;
+                        if (AllowHalf)
+                        {
+                            var p = e.GetPosition(this);
+                            IsHalf = p.X < ActualWidth / 2;
+                        }
+                    }
+                }
+
+                RaiseEvent(new RoutedEventArgs(ValueChangedEvent) {Source = this});
+                _isMouseLeftButtonDown = false;
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/HandyControl/Controls/Window/BlurWindow.cs b/HandyControl/Controls/Window/BlurWindow.cs
index 44ec09d5..e9ccb82c 100644
--- a/HandyControl/Controls/Window/BlurWindow.cs
+++ b/HandyControl/Controls/Window/BlurWindow.cs
@@ -13,17 +13,18 @@ namespace HandyControl.Controls
             EnableBlur(this);
         }
 
+        public static SystemVersionInfo SystemVersionInfo { get; set; }
+
         internal static void EnableBlur(Window window)
         {
             var accentPolicy = new ExternDllHelper.ACCENTPOLICY();
             var accentPolicySize = Marshal.SizeOf(accentPolicy);
-            var versionInfo = CommonHelper.GetSystemVersionInfo();
 
-            if (versionInfo >= SystemVersionInfo.Windows10_1809)
+            if (SystemVersionInfo >= SystemVersionInfo.Windows10_1809)
             {
                 accentPolicy.AccentState = ExternDllHelper.ACCENTSTATE.ACCENT_ENABLE_ACRYLICBLURBEHIND;
             }
-            else if (versionInfo >= SystemVersionInfo.Windows10)
+            else if (SystemVersionInfo >= SystemVersionInfo.Windows10)
             {
                 accentPolicy.AccentState = ExternDllHelper.ACCENTSTATE.ACCENT_ENABLE_BLURBEHIND;
             }
@@ -33,7 +34,7 @@ namespace HandyControl.Controls
             }
 
             accentPolicy.AccentFlags = 2;
-            accentPolicy.GradientColor = ResourceHelper.GetResource<uint>("BlurGradientValue");
+            accentPolicy.GradientColor = ResourceHelper.GetResource<uint>(ResourceToken.BlurGradientValue);
 
             var accentPtr = Marshal.AllocHGlobal(accentPolicySize);
             Marshal.StructureToPtr(accentPolicy, accentPtr, false);
diff --git a/HandyControl/Data/ResourceToken.cs b/HandyControl/Data/ResourceToken.cs
index 7107e421..e3c9c236 100644
--- a/HandyControl/Data/ResourceToken.cs
+++ b/HandyControl/Data/ResourceToken.cs
@@ -30,6 +30,8 @@
 
         public static readonly string ThirdlyTextBrush = nameof(ThirdlyTextBrush);
 
+        public static readonly string BlurGradientValue = nameof(BlurGradientValue);
+
         public static readonly string ButtonCustom = nameof(ButtonCustom);
 
         public static readonly string PaginationButtonStyle = nameof(PaginationButtonStyle);
diff --git a/HandyControl/Data/ResourceToken.tt b/HandyControl/Data/ResourceToken.tt
index e4a77c12..ad53ea13 100644
--- a/HandyControl/Data/ResourceToken.tt
+++ b/HandyControl/Data/ResourceToken.tt
@@ -20,7 +20,8 @@ var brushList = new List<string>
 	"WarningBrush",
 	"AccentBrush",
 	"PrimaryTextBrush",
-	"ThirdlyTextBrush"
+	"ThirdlyTextBrush",
+	"BlurGradientValue"
 };
 var styleList = new List<string>
 {
diff --git a/HandyControl/Data/ValueBoxes.cs b/HandyControl/Data/ValueBoxes.cs
index ece11652..63599e41 100644
--- a/HandyControl/Data/ValueBoxes.cs
+++ b/HandyControl/Data/ValueBoxes.cs
@@ -13,6 +13,8 @@
 
         internal static object Double1Box = 1.0;
 
+        internal static object Double20Box = 20.0;
+
         internal static object Double100Box = 100.0;
 
         internal static object DoubleNeg1Box = -1.0;
@@ -21,6 +23,8 @@
 
         internal static object Int1Box = 1;
 
+        internal static object Int5Box = 5;
+
         internal static object BooleanBox(bool value) => value ? TrueBox : FalseBox;
     }
 }
\ No newline at end of file
diff --git a/HandyControl/HandyControl.csproj b/HandyControl/HandyControl.csproj
index bd2d4e25..d28b79d8 100644
--- a/HandyControl/HandyControl.csproj
+++ b/HandyControl/HandyControl.csproj
@@ -110,6 +110,8 @@
     <Compile Include="Controls\Other\CirclePanel.cs" />
     <Compile Include="Controls\Other\CircleProgressBar.cs" />
     <Compile Include="Controls\Other\RadioGroup.cs" />
+    <Compile Include="Controls\Rate\Rate.cs" />
+    <Compile Include="Controls\Rate\RateItem.cs" />
     <Compile Include="Controls\Text\OutlineText.cs" />
     <Compile Include="Controls\Other\GifImage.cs" />
     <Compile Include="Controls\Input\SearchBar.cs" />
@@ -200,7 +202,6 @@
     <Compile Include="Expression\Media\UnitType.cs" />
     <Compile Include="Expression\Shapes\Arc.cs" />
     <Compile Include="Expression\Shapes\PrimitiveShape.cs" />
-    <Compile Include="Tools\Helper\CommonHelper.cs" />
     <Compile Include="Tools\Helper\ExternDllHelper.cs" />
     <Compile Include="Tools\Helper\SingleOpenHelper.cs" />
     <Compile Include="Controls\TabControl\TabControl.cs" />
@@ -575,6 +576,14 @@
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
     </Page>
+    <Page Include="Themes\Styles\Rate.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
+    <Page Include="Themes\Styles\Base\RateBaseStyle.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
     <Page Include="Themes\Styles\RichTextBox.xaml">
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
@@ -667,7 +676,6 @@
     <Reference Include="PresentationCore" />
     <Reference Include="PresentationFramework" />
     <Reference Include="System" />
-    <Reference Include="System.Management" />
     <Reference Include="System.Xaml" />
     <Reference Include="WindowsBase" />
   </ItemGroup>
@@ -701,6 +709,7 @@
   <ItemGroup>
     <None Include="packages.config" />
   </ItemGroup>
+  <ItemGroup />
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <PropertyGroup>
     <PreBuildEvent>
diff --git a/HandyControl/Themes/Basic/Geometries.xaml b/HandyControl/Themes/Basic/Geometries.xaml
index 09aa01b0..9fb0882e 100644
--- a/HandyControl/Themes/Basic/Geometries.xaml
+++ b/HandyControl/Themes/Basic/Geometries.xaml
@@ -23,6 +23,7 @@
     <Geometry x:Key="WindowMinGeometry">M0,4 L10,4 L10,5 L0,5 z</Geometry>
     <Geometry x:Key="WindowRestoreGeometry">M1,3 L1,9 L7,9 L7,3 z M3,1 L3,2 L8,2 L8,7 L9,7 L9,1 z M2,0 L10,0 L10,8 L8,8 L8,10 L0,10 L0,2 L2,2 z</Geometry>
     <Geometry x:Key="WindowMaxGeometry">M1,1 L1,9 L9,9 L9,1 z M0,0 L10,0 L10,10 L0,10 z</Geometry>
+    <Geometry x:Key="StarGeometry">M535.9 165.2l96.5 195.4c3.9 7.9 11.4 13.3 20.1 14.6l215.7 31.3c21.9 3.2 30.6 30 14.8 45.5L726.8 604.1c-6.3 6.1-9.1 14.9-7.7 23.6L756 842.5c3.7 21.8-19.1 38.4-38.7 28.1L524.4 769.2c-7.8-4.1-17-4.1-24.8 0L306.7 870.6c-19.6 10.3-42.4-6.3-38.7-28.1l36.8-214.8c1.5-8.6-1.4-17.5-7.7-23.6L141.1 452c-15.8-15.4-7.1-42.3 14.8-45.5l215.7-31.3c8.7-1.3 16.2-6.7 20.1-14.6l96.5-195.4c9.7-19.9 37.9-19.9 47.7 0z</Geometry>
     <Geometry x:Key="AddGeometry">M938.666667 426.666667h-341.333334V85.333333c0-46.933333-38.4-85.333333-85.333333-85.333333s-85.333333 38.4-85.333333 85.333333v341.333334H85.333333c-46.933333 0-85.333333 38.4-85.333333 85.333333s38.4 85.333333 85.333333 85.333333h341.333334v341.333334c0 46.933333 38.4 85.333333 85.333333 85.333333s85.333333-38.4 85.333333-85.333333v-341.333334h341.333334c46.933333 0 85.333333-38.4 85.333333-85.333333s-38.4-85.333333-85.333333-85.333333z</Geometry>
     <Geometry x:Key="SubGeometry">M62.5797 488.9508c0.2632 42.5185 34.985 77.2116 77.5035 77.5035l743.0216-0.6728c42.5185 0.3215 76.7437-33.9333 76.4518-76.4805l0 0c-0.2918-42.5175-34.985-77.2106-77.5045-77.5035l-743.0216-0.087C96.513 411.4473 62.2879 446.4323 62.5797 488.9508L62.5797 488.9508z</Geometry>
     <Geometry x:Key="WarningGeometry">M943.644188 827.215696l-351.176649-608.204749c-42.945473-74.36249-113.147387-74.36249-156.092861 0l-351.176649 608.204749c-42.946498 74.431167-7.811716 135.14955 78.012605 135.14955l702.420949 0C951.455904 962.36422 986.555836 901.645838 943.644188 827.215696zM466.187532 391.579035c12.621133-13.644108 28.66175-20.466675 48.233578-20.466675 19.580028 0 35.612444 6.75389 48.241778 20.194018 12.544256 13.473954 18.820484 30.325365 18.820484 50.587035 0 17.430551-26.19759 145.621205-34.929778 238.882082l-63.105666 0c-7.666162-93.259852-36.090106-221.450507-36.090106-238.882082C447.358847 421.938226 453.643275 405.155491 466.187532 391.579035zM561.76804 835.026386c-13.268949 12.928641-29.062535 19.375023-47.345906 19.375023-18.275171 0-34.076957-6.447407-47.346931-19.375023-13.235123-12.89379-19.818859-28.517221-19.818859-46.869269 0-18.249546 6.583736-34.043131 19.818859-47.278254 13.268949-13.235123 29.07176-19.852685 47.346931-19.852685 18.283371 0 34.076957 6.617562 47.345906 19.852685 13.235123 13.235123 19.827059 29.028709 19.827059 47.278254C581.595099 806.51019 575.003163 822.132597 561.76804 835.026386z</Geometry>
diff --git a/HandyControl/Themes/Styles/Base/RateBaseStyle.xaml b/HandyControl/Themes/Styles/Base/RateBaseStyle.xaml
new file mode 100644
index 00000000..9d29a661
--- /dev/null
+++ b/HandyControl/Themes/Styles/Base/RateBaseStyle.xaml
@@ -0,0 +1,90 @@
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+                    xmlns:controls="clr-namespace:HandyControl.Controls">
+
+    <ResourceDictionary.MergedDictionaries>
+        <ResourceDictionary Source="../../Basic/Geometries.xaml"/>
+        <ResourceDictionary Source="../../Basic/Converters.xaml"/>
+    </ResourceDictionary.MergedDictionaries>
+
+    <Style x:Key="RateRateItemBaseStyle" TargetType="controls:RateItem">
+        <Setter Property="Margin" Value="{Binding ItemMargin,RelativeSource={RelativeSource FindAncestor, AncestorType=controls:Rate}}"/>
+        <Setter Property="Width" Value="{Binding ItemWidth,RelativeSource={RelativeSource FindAncestor, AncestorType=controls:Rate}}"/>
+        <Setter Property="Height" Value="{Binding ItemHeight,RelativeSource={RelativeSource FindAncestor, AncestorType=controls:Rate}}"/>
+        <Setter Property="AllowHalf" Value="{Binding AllowHalf,RelativeSource={RelativeSource FindAncestor, AncestorType=controls:Rate}}"/>
+        <Setter Property="AllowClear" Value="{Binding AllowClear,RelativeSource={RelativeSource FindAncestor, AncestorType=controls:Rate}}"/>
+        <Setter Property="Icon" Value="{Binding Icon,RelativeSource={RelativeSource FindAncestor, AncestorType=controls:Rate}}"/>
+        <Setter Property="Background" Value="{Binding Background,RelativeSource={RelativeSource FindAncestor, AncestorType=controls:Rate}}"/>
+        <Setter Property="Foreground" Value="{Binding Foreground,RelativeSource={RelativeSource FindAncestor, AncestorType=controls:Rate}}"/>
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="controls:RateItem">
+                    <ControlTemplate.Resources>
+                        <Storyboard x:Key="OnMouseEnter">
+                            <DoubleAnimationUsingKeyFrames Storyboard.TargetProperty="(UIElement.RenderTransform).(TransformGroup.Children)[0].(ScaleTransform.ScaleX)" Storyboard.TargetName="CanvasRoot">
+                                <EasingDoubleKeyFrame KeyTime="0" Value="1.1"/>
+                            </DoubleAnimationUsingKeyFrames>
+                            <DoubleAnimationUsingKeyFrames Storyboard.TargetProperty="(UIElement.RenderTransform).(TransformGroup.Children)[0].(ScaleTransform.ScaleY)" Storyboard.TargetName="CanvasRoot">
+                                <EasingDoubleKeyFrame KeyTime="0" Value="1.1"/>
+                            </DoubleAnimationUsingKeyFrames>
+                        </Storyboard>
+                        <Storyboard x:Key="OnMouseLeave">
+                            <DoubleAnimationUsingKeyFrames Storyboard.TargetProperty="(UIElement.RenderTransform).(TransformGroup.Children)[0].(ScaleTransform.ScaleX)" Storyboard.TargetName="CanvasRoot">
+                                <EasingDoubleKeyFrame KeyTime="0" Value="1"/>
+                            </DoubleAnimationUsingKeyFrames>
+                            <DoubleAnimationUsingKeyFrames Storyboard.TargetProperty="(UIElement.RenderTransform).(TransformGroup.Children)[0].(ScaleTransform.ScaleY)" Storyboard.TargetName="CanvasRoot">
+                                <EasingDoubleKeyFrame KeyTime="0" Value="1"/>
+                            </DoubleAnimationUsingKeyFrames>
+                        </Storyboard>
+                    </ControlTemplate.Resources>
+                    <Canvas x:Name="CanvasRoot" RenderTransformOrigin="0.5,0.5">
+                        <Canvas.RenderTransform>
+                            <TransformGroup>
+                                <ScaleTransform/>
+                            </TransformGroup>
+                        </Canvas.RenderTransform>
+                        <Path Width="{Binding ActualWidth,ElementName=CanvasRoot}" Height="{Binding ActualHeight,ElementName=CanvasRoot}" Data="{TemplateBinding Icon}" Fill="{TemplateBinding Background}" Stretch="Uniform"/>
+                        <Border x:Name="PART_Icon" Visibility="Collapsed">
+                            <Path Width="{Binding ActualWidth,ElementName=CanvasRoot}" HorizontalAlignment="Left" Height="{Binding ActualHeight,ElementName=CanvasRoot}" Data="{TemplateBinding Icon}" Fill="{TemplateBinding Foreground}" Stretch="Uniform"/>
+                        </Border>
+                    </Canvas>
+                    <ControlTemplate.Triggers>
+                        <EventTrigger RoutedEvent="UIElement.MouseEnter" SourceName="CanvasRoot">
+                            <BeginStoryboard Storyboard="{StaticResource OnMouseEnter}"/>
+                        </EventTrigger>
+                        <EventTrigger RoutedEvent="UIElement.MouseLeave" SourceName="CanvasRoot">
+                            <BeginStoryboard Storyboard="{StaticResource OnMouseLeave}"/>
+                        </EventTrigger>
+                    </ControlTemplate.Triggers>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+    </Style>
+
+    <ItemsPanelTemplate x:Key="RateHorizontalItemsPanelTemplate">
+        <UniformGrid Rows="1" Margin="-5,0"/>
+    </ItemsPanelTemplate>
+
+    <Style x:Key="RateBaseStyle" TargetType="controls:Rate">
+        <Setter Property="ItemMargin" Value="5,0"/>
+        <Setter Property="HorizontalAlignment" Value="Left"/>
+        <Setter Property="VerticalAlignment" Value="Top"/>
+        <Setter Property="Icon" Value="{StaticResource StarGeometry}"/>
+        <Setter Property="Foreground" Value="{DynamicResource PrimaryBrush}"/>
+        <Setter Property="Background" Value="{DynamicResource BackgroundBrush}"/>
+        <Setter Property="ItemContainerStyle" Value="{StaticResource RateRateItemBaseStyle}"/>
+        <Setter Property="ItemsPanel" Value="{StaticResource RateHorizontalItemsPanelTemplate}"/>
+        <Setter Property="Text" Value="{Binding Value,RelativeSource={RelativeSource Self},StringFormat={}{0:0.0}}"/>
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="controls:Rate">
+                    <StackPanel Background="Transparent" Orientation="Horizontal" x:Name="PART_Panel">
+                        <ItemsPresenter/>
+                        <TextBlock Visibility="{TemplateBinding ShowText,Converter={StaticResource Boolean2VisibilityConverter}}" Text="{TemplateBinding Text}" Margin="10,0,0,0" VerticalAlignment="Center"/>
+                    </StackPanel>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+    </Style>
+
+</ResourceDictionary>
\ No newline at end of file
diff --git a/HandyControl/Themes/Styles/Rate.xaml b/HandyControl/Themes/Styles/Rate.xaml
new file mode 100644
index 00000000..e738b8c6
--- /dev/null
+++ b/HandyControl/Themes/Styles/Rate.xaml
@@ -0,0 +1,10 @@
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                    xmlns:controls="clr-namespace:HandyControl.Controls">
+
+    <ResourceDictionary.MergedDictionaries>
+        <ResourceDictionary Source="Base/RateBaseStyle.xaml"/>
+    </ResourceDictionary.MergedDictionaries>
+
+    <Style BasedOn="{StaticResource RateBaseStyle}" TargetType="controls:Rate"/>
+
+</ResourceDictionary>
\ No newline at end of file
diff --git a/HandyControl/Themes/Styles/Style.xaml b/HandyControl/Themes/Styles/Style.xaml
index 67c82899..aaa06631 100644
--- a/HandyControl/Themes/Styles/Style.xaml
+++ b/HandyControl/Themes/Styles/Style.xaml
@@ -48,6 +48,7 @@
         <ResourceDictionary Source="Tag.xaml"/>
         <ResourceDictionary Source="RadioGroup.xaml"/>
         <ResourceDictionary Source="FlipClock.xaml"/>
+        <ResourceDictionary Source="Rate.xaml"/>
     </ResourceDictionary.MergedDictionaries>
 
 </ResourceDictionary>
\ No newline at end of file
diff --git a/HandyControl/Tools/Helper/ArithmeticHelper.cs b/HandyControl/Tools/Helper/ArithmeticHelper.cs
index c5d7cfe8..4ce4efdf 100644
--- a/HandyControl/Tools/Helper/ArithmeticHelper.cs
+++ b/HandyControl/Tools/Helper/ArithmeticHelper.cs
@@ -120,5 +120,13 @@ namespace HandyControl.Tools
         /// <param name="p"></param>
         /// <returns></returns>
         public static double CalAngle(Point center, Point p) => Math.Atan2(p.Y - center.Y, p.X - center.X) * 180 / Math.PI;
+
+        public static bool IsValidDoubleValue(object value)
+        {
+            var d = (double)value;
+            if (!double.IsNaN(d))
+                return !double.IsInfinity(d);
+            return false;
+        }
     }
 }
\ No newline at end of file
diff --git a/HandyControlDemo/App.xaml.cs b/HandyControlDemo/App.xaml.cs
index eb2dfa4a..4be12a85 100644
--- a/HandyControlDemo/App.xaml.cs
+++ b/HandyControlDemo/App.xaml.cs
@@ -2,9 +2,11 @@
 using System.Globalization;
 using System.Threading;
 using System.Windows;
+using HandyControl.Controls;
 using HandyControl.Data;
 using HandyControl.Tools;
 using HandyControlDemo.Data;
+using HandyControlDemo.Tools;
 
 namespace HandyControlDemo
 {
@@ -24,6 +26,8 @@ namespace HandyControlDemo
             {
                 UpdateSkin(GlobalData.Config.Skin);
             }
+
+            BlurWindow.SystemVersionInfo = CommonHelper.GetSystemVersionInfo();
         }
 
         protected override void OnExit(ExitEventArgs e)
diff --git a/HandyControlDemo/Data/MessageToken.cs b/HandyControlDemo/Data/MessageToken.cs
index 99352199..588a5b6d 100644
--- a/HandyControlDemo/Data/MessageToken.cs
+++ b/HandyControlDemo/Data/MessageToken.cs
@@ -64,6 +64,8 @@
 	
         public static readonly string BlurWindow = nameof(BlurWindow);
 	
+        public static readonly string RateDemoCtl = nameof(RateDemoCtl);
+	
         public static readonly string ButtonDemoCtl = nameof(ButtonDemoCtl);
 
         public static readonly string ToggleButtonDemoCtl = nameof(ToggleButtonDemoCtl);
diff --git a/HandyControlDemo/Data/MessageToken.tt b/HandyControlDemo/Data/MessageToken.tt
index 33d5df37..f9ae0db6 100644
--- a/HandyControlDemo/Data/MessageToken.tt
+++ b/HandyControlDemo/Data/MessageToken.tt
@@ -34,7 +34,8 @@ var controlList = new List<string>
 	"OutlineTextDemoCtl",
 	"FlipClockDemoCtl",
 	"QQGroupView",
-	"BlurWindow"
+	"BlurWindow",
+	"RateDemoCtl"
 };
 var styleList = new List<string>
 {
diff --git a/HandyControlDemo/HandyControlDemo.csproj b/HandyControlDemo/HandyControlDemo.csproj
index 2febdddd..87384aa3 100644
--- a/HandyControlDemo/HandyControlDemo.csproj
+++ b/HandyControlDemo/HandyControlDemo.csproj
@@ -59,6 +59,7 @@
     </Reference>
     <Reference Include="PresentationCore" />
     <Reference Include="System" />
+    <Reference Include="System.Management" />
     <Reference Include="System.Windows.Interactivity, Version=4.5.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
       <HintPath>..\packages\MvvmLightLibs.5.4.1\lib\net45\System.Windows.Interactivity.dll</HintPath>
     </Reference>
@@ -96,6 +97,7 @@
     </Compile>
     <Compile Include="Service\DataService.cs" />
     <Compile Include="Tools\AssemblyHelper.cs" />
+    <Compile Include="Tools\CommonHelper.cs" />
     <Compile Include="Tools\Converter\StringRepeatConverter.cs" />
     <Compile Include="UserControl\Basic\Avatar.xaml.cs">
       <DependentUpon>Avatar.xaml</DependentUpon>
@@ -160,6 +162,9 @@
     <Compile Include="UserControl\Controls\PreviewSliderDemoCtl.xaml.cs">
       <DependentUpon>PreviewSliderDemoCtl.xaml</DependentUpon>
     </Compile>
+    <Compile Include="UserControl\Controls\RateDemoCtl.xaml.cs">
+      <DependentUpon>RateDemoCtl.xaml</DependentUpon>
+    </Compile>
     <Compile Include="UserControl\Controls\ScrollViewerDemoCtl.xaml.cs">
       <DependentUpon>ScrollViewerDemoCtl.xaml</DependentUpon>
     </Compile>
@@ -438,6 +443,10 @@
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
     </Page>
+    <Page Include="UserControl\Controls\RateDemoCtl.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
     <Page Include="UserControl\Controls\ScrollViewerDemoCtl.xaml">
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
@@ -638,6 +647,7 @@
       <Generator>TextTemplatingFileGenerator</Generator>
       <LastGenOutput>MessageToken.cs</LastGenOutput>
     </Content>
+    <Resource Include="Resources\Img\LeftMainContent\Star.png" />
     <Resource Include="Resources\Img\qq-group.jpg" />
     <Resource Include="Resources\Img\LeftMainContent\FlipVertical_16x.png" />
     <Resource Include="Resources\Img\car_chase.gif" />
diff --git a/HandyControlDemo/Properties/Langs/Lang.Designer.cs b/HandyControlDemo/Properties/Langs/Lang.Designer.cs
index 0ae57398..a4904768 100644
--- a/HandyControlDemo/Properties/Langs/Lang.Designer.cs
+++ b/HandyControlDemo/Properties/Langs/Lang.Designer.cs
@@ -744,6 +744,15 @@ namespace HandyControlDemo.Properties.Langs {
             }
         }
         
+        /// <summary>
+        ///   查找类似 评分 的本地化字符串。
+        /// </summary>
+        public static string Rate {
+            get {
+                return ResourceManager.GetString("Rate", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 注册 的本地化字符串。
         /// </summary>
diff --git a/HandyControlDemo/Properties/Langs/Lang.en.resx b/HandyControlDemo/Properties/Langs/Lang.en.resx
index 0c3e71ad..b3355a51 100644
--- a/HandyControlDemo/Properties/Langs/Lang.en.resx
+++ b/HandyControlDemo/Properties/Langs/Lang.en.resx
@@ -444,4 +444,7 @@
   <data name="OpenBlurWindow" xml:space="preserve">
     <value>open blur window</value>
   </data>
+  <data name="Rate" xml:space="preserve">
+    <value>Rate</value>
+  </data>
 </root>
\ No newline at end of file
diff --git a/HandyControlDemo/Properties/Langs/Lang.resx b/HandyControlDemo/Properties/Langs/Lang.resx
index 18453f64..218da9cf 100644
--- a/HandyControlDemo/Properties/Langs/Lang.resx
+++ b/HandyControlDemo/Properties/Langs/Lang.resx
@@ -424,4 +424,7 @@
   <data name="OpenBlurWindow" xml:space="preserve">
     <value>点击打开背景模糊窗口</value>
   </data>
+  <data name="Rate" xml:space="preserve">
+    <value>评分</value>
+  </data>
 </root>
\ No newline at end of file
diff --git a/HandyControlDemo/Resources/Img/LeftMainContent/Star.png b/HandyControlDemo/Resources/Img/LeftMainContent/Star.png
new file mode 100644
index 0000000000000000000000000000000000000000..da69341b015e7ee6a4daa8f032274180141d26f4
GIT binary patch
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diff --git a/HandyControlDemo/Resources/Themes/Basic/Geometries.xaml b/HandyControlDemo/Resources/Themes/Basic/Geometries.xaml
index d8672bc3..de1ea0c5 100644
--- a/HandyControlDemo/Resources/Themes/Basic/Geometries.xaml
+++ b/HandyControlDemo/Resources/Themes/Basic/Geometries.xaml
@@ -9,6 +9,7 @@
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diff --git a/HandyControl/Tools/Helper/CommonHelper.cs b/HandyControlDemo/Tools/CommonHelper.cs
similarity index 95%
rename from HandyControl/Tools/Helper/CommonHelper.cs
rename to HandyControlDemo/Tools/CommonHelper.cs
index 976740a4..a9daea11 100644
--- a/HandyControl/Tools/Helper/CommonHelper.cs
+++ b/HandyControlDemo/Tools/CommonHelper.cs
@@ -2,7 +2,7 @@
 using System.Management;
 using HandyControl.Data;
 
-namespace HandyControl.Tools
+namespace HandyControlDemo.Tools
 {
     public class CommonHelper
     {
diff --git a/HandyControlDemo/UserControl/Controls/RateDemoCtl.xaml b/HandyControlDemo/UserControl/Controls/RateDemoCtl.xaml
new file mode 100644
index 00000000..2fe07025
--- /dev/null
+++ b/HandyControlDemo/UserControl/Controls/RateDemoCtl.xaml
@@ -0,0 +1,14 @@
+<UserControl x:Class="HandyControlDemo.UserControl.RateDemoCtl"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:controls="clr-namespace:HandyControl.Controls;assembly=HandyControl"
+             Background="{DynamicResource RegionBrush}">
+    <controls:TransitioningContentControl>
+        <StackPanel Margin="32" HorizontalAlignment="Center" VerticalAlignment="Center" Width="170">
+            <controls:Rate Value="2"/>
+            <controls:Rate DefaultValue="3" AllowHalf="True" Margin="0,16,0,0" Foreground="{DynamicResource WarningBrush}"/>
+            <controls:Rate DefaultValue="1" AllowClear="False" AllowHalf="True" Margin="0,16,0,0" Foreground="{DynamicResource DangerBrush}" Icon="{StaticResource LoveGeometry}"/>
+            <controls:Rate Value="4.5" AllowHalf="True" ShowText="True" Margin="0,16,0,0" Foreground="{DynamicResource DangerBrush}" Icon="{StaticResource LoveGeometry}"/>
+        </StackPanel>
+    </controls:TransitioningContentControl>
+</UserControl>
diff --git a/HandyControlDemo/UserControl/Controls/RateDemoCtl.xaml.cs b/HandyControlDemo/UserControl/Controls/RateDemoCtl.xaml.cs
new file mode 100644
index 00000000..5f5c2bb6
--- /dev/null
+++ b/HandyControlDemo/UserControl/Controls/RateDemoCtl.xaml.cs
@@ -0,0 +1,10 @@
+namespace HandyControlDemo.UserControl
+{
+    public partial class RateDemoCtl
+    {
+        public RateDemoCtl()
+        {
+            InitializeComponent();
+        }
+    }
+}
diff --git a/HandyControlDemo/UserControl/Main/LeftMainContent.xaml b/HandyControlDemo/UserControl/Main/LeftMainContent.xaml
index 98ba6821..6b51a723 100644
--- a/HandyControlDemo/UserControl/Main/LeftMainContent.xaml
+++ b/HandyControlDemo/UserControl/Main/LeftMainContent.xaml
@@ -116,7 +116,7 @@
                         <Image Source="../../Resources/Img/LeftMainContent/ListView_16x.png"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
-                <ListBoxItem Style="{StaticResource ListBoxItemNew}" Tag="{x:Static data:MessageToken.GroupBoxDemoCtl}" Content="{x:Static langs:Lang.GroupBox}">
+                <ListBoxItem Tag="{x:Static data:MessageToken.GroupBoxDemoCtl}" Content="{x:Static langs:Lang.GroupBox}">
                     <controls:EdgeElement.LeftContent>
                         <Image Source="../../Resources/Img/LeftMainContent/GroupBox_16x.png"/>
                     </controls:EdgeElement.LeftContent>
@@ -195,6 +195,11 @@
                         <Image Source="../../Resources/Img/LeftMainContent/FlipVertical_16x.png"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
+                <ListBoxItem Style="{StaticResource ListBoxItemNew}" Tag="{x:Static data:MessageToken.RateDemoCtl}" Content="{x:Static langs:Lang.Rate}">
+                    <controls:EdgeElement.LeftContent>
+                        <Image Source="../../Resources/Img/LeftMainContent/Star.png"/>
+                    </controls:EdgeElement.LeftContent>
+                </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.SearchBarDemoCtl}" Content="{x:Static langs:Lang.SearchBar}">
                     <controls:EdgeElement.LeftContent>
                         <Image Source="../../Resources/Img/LeftMainContent/Search_16x.png"/>
@@ -290,7 +295,7 @@
                         <Image Source="../../Resources/Img/LeftMainContent/ScrollBox_16x.png"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
-                <ListBoxItem Tag="{x:Static data:MessageToken.WindowDemoCtl}" Content="{x:Static langs:Lang.Window}">
+                <ListBoxItem Style="{StaticResource ListBoxItemNew}" Tag="{x:Static data:MessageToken.WindowDemoCtl}" Content="{x:Static langs:Lang.Window}">
                     <controls:EdgeElement.LeftContent>
                         <Image Source="../../Resources/Img/LeftMainContent/WindowsForm_16x.png"/>
                     </controls:EdgeElement.LeftContent>
diff --git a/README.md b/README.md
index 3ca5cde8..6d0f0716 100644
--- a/README.md
+++ b/README.md
@@ -6,6 +6,10 @@
 
 ## Latest examples
 
+### Rate
+
+![Rate](https://raw.githubusercontent.com/NaBian/HandyControl/master/Resources/Rate.png)
+
 ### BlurWindow
 
 ![BlurWindow](https://raw.githubusercontent.com/NaBian/HandyControl/master/Resources/BlurWindow.png)
diff --git a/Resources/Rate.png b/Resources/Rate.png
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