From ca0c8ce7a016cedc4c40eecff3264782990f8cd8 Mon Sep 17 00:00:00 2001
From: NaBian <836904362@qq.com>
Date: Thu, 25 Oct 2018 14:06:23 +0800
Subject: [PATCH] Demo adds language switching

---
 HandyControl/Controls/Growl.cs                |   6 +-
 .../Themes/Styles/Base/CheckBoxBaseStyle.xaml |   2 +
 .../Styles/Base/RadioButtonBaseStyle.xaml     |   4 +-
 HandyControl/Themes/Styles/RadioButton.xaml   |   6 +-
 HandyControl/Themes/Styles/ToggleButton.xaml  |   2 +
 HandyControl/Themes/Styles/TreeView.xaml      |   1 -
 HandyControlDemo/App.xaml.cs                  |  11 ++-
 HandyControlDemo/Data/AppConfig.cs            |  11 +++
 HandyControlDemo/Data/GlobalData.cs           |  29 +++++++
 HandyControlDemo/HandyControlDemo.csproj      |  75 +++++++++--------
 .../Properties/Langs/Lang.Designer.cs         |  45 ++++++++++
 .../Properties/Langs/Lang.en.resx             |  15 ++++
 HandyControlDemo/Properties/Langs/Lang.resx   |  15 ++++
 HandyControlDemo/Resources/Img/Flag/cn.png    | Bin 0 -> 1947 bytes
 HandyControlDemo/Resources/Img/Flag/en.png    | Bin 0 -> 1621 bytes
 .../BorderElement_16x.png                     | Bin
 .../{ => LeftMainContent}/ButtonClick_16x.png | Bin
 .../{ => LeftMainContent}/Calendar_16x.png    | Bin
 .../{ => LeftMainContent}/Carousel_16x.png    | Bin
 .../{ => LeftMainContent}/CheckBox_16x.png    | Bin
 .../ColorPalette_16x.png                      | Bin
 .../{ => LeftMainContent}/ComboBox_16x.png    | Bin
 .../{ => LeftMainContent}/ContextMenu_16x.png | Bin
 .../{ => LeftMainContent}/DataGrid_16x.png    | Bin
 .../{ => LeftMainContent}/DatePicker_16x.png  | Bin
 .../{ => LeftMainContent}/Expander_16x.png    | Bin
 .../Img/{ => LeftMainContent}/Flow_16x.png    | Bin
 .../ImageBrowser_16x.png                      | Bin
 .../Img/{ => LeftMainContent}/ListBox_16x.png | Bin
 .../Loading_Blue_16x.png                      | Bin
 .../Img/{ => LeftMainContent}/Message_16x.png | Bin
 .../NumericListBox_16x.png                    | Bin
 .../{ => LeftMainContent}/Paginator_16x.png   | Bin
 .../{ => LeftMainContent}/PasswordBox_16x.png | Bin
 .../Img/{ => LeftMainContent}/Path_16x.png    | Bin
 .../{ => LeftMainContent}/ProgressBar_16x.png | Bin
 .../{ => LeftMainContent}/RadioButton_16x.png | Bin
 .../{ => LeftMainContent}/ScrollBox_16x.png   | Bin
 .../ShapeArcRing_16x.png                      | Bin
 .../SplitterControl_16x.png                   | Bin
 .../Img/{ => LeftMainContent}/TabPage_16x.png | Bin
 .../{ => LeftMainContent}/TextBlock_16x.png   | Bin
 .../Img/{ => LeftMainContent}/TextBox_16x.png | Bin
 .../{ => LeftMainContent}/TimePicker_16x.png  | Bin
 .../{ => LeftMainContent}/Time_color_16x.png  | Bin
 .../{ => LeftMainContent}/Timeline_16x.png    | Bin
 .../Img/{ => LeftMainContent}/Toggle_16x.png  | Bin
 .../{ => LeftMainContent}/TreeView_16x.png    | Bin
 .../{ => LeftMainContent}/WindowsForm_16x.png | Bin
 .../UserControl/Controls/GrowlDemoCtl.xaml    |  15 ++--
 .../UserControl/Main/LeftMainContent.xaml     |  72 ++++++++--------
 .../UserControl/Main/NoUserContent.xaml       |  79 +++++++++++-------
 .../UserControl/Main/NoUserContent.xaml.cs    |  37 +++++++-
 .../ViewModel/GrowlDemoViewModel.cs           |  10 +--
 HandyControlDemo/packages.config              |   1 +
 55 files changed, 313 insertions(+), 123 deletions(-)
 create mode 100644 HandyControlDemo/Data/AppConfig.cs
 create mode 100644 HandyControlDemo/Data/GlobalData.cs
 create mode 100644 HandyControlDemo/Resources/Img/Flag/cn.png
 create mode 100644 HandyControlDemo/Resources/Img/Flag/en.png
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/BorderElement_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/ButtonClick_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/Calendar_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/Carousel_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/CheckBox_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/ColorPalette_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/ComboBox_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/ContextMenu_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/DataGrid_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/DatePicker_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/Expander_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/Flow_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/ImageBrowser_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/ListBox_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/Loading_Blue_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/Message_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/NumericListBox_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/Paginator_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/PasswordBox_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/Path_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/ProgressBar_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/RadioButton_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/ScrollBox_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/ShapeArcRing_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/SplitterControl_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/TabPage_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/TextBlock_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/TextBox_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/TimePicker_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/Time_color_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/Timeline_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/Toggle_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/TreeView_16x.png (100%)
 rename HandyControlDemo/Resources/Img/{ => LeftMainContent}/WindowsForm_16x.png (100%)

diff --git a/HandyControl/Controls/Growl.cs b/HandyControl/Controls/Growl.cs
index 7fe15efa..b56772d7 100644
--- a/HandyControl/Controls/Growl.cs
+++ b/HandyControl/Controls/Growl.cs
@@ -388,9 +388,11 @@ namespace HandyControl.Controls
         ///     询问
         /// </summary>
         /// <param name="message"></param>
-        public static void Ask(string message) => Ask(new GrowlInfo
+        /// <param name="actionBeforeClose"></param>
+        public static void Ask(string message, Func<bool, bool> actionBeforeClose) => Ask(new GrowlInfo
         {
-            Message = message
+            Message = message,
+            ActionBeforeClose = actionBeforeClose
         });
 
         /// <summary>
diff --git a/HandyControl/Themes/Styles/Base/CheckBoxBaseStyle.xaml b/HandyControl/Themes/Styles/Base/CheckBoxBaseStyle.xaml
index a3b43856..75269a20 100644
--- a/HandyControl/Themes/Styles/Base/CheckBoxBaseStyle.xaml
+++ b/HandyControl/Themes/Styles/Base/CheckBoxBaseStyle.xaml
@@ -7,6 +7,8 @@
         <Setter Property="BorderBrush" Value="{DynamicResource BorderBrush}"/>
         <Setter Property="Foreground" Value="{DynamicResource PrimaryTextBrush}"/>
         <Setter Property="BorderThickness" Value="1"/>
+        <Setter Property="HorizontalAlignment" Value="Center"/>
+        <Setter Property="VerticalAlignment" Value="Center"/>
         <Setter Property="VerticalContentAlignment" Value="Center"/>
         <Setter Property="Padding" Value="6,0,0,0"/>
         <Setter Property="Template">
diff --git a/HandyControl/Themes/Styles/Base/RadioButtonBaseStyle.xaml b/HandyControl/Themes/Styles/Base/RadioButtonBaseStyle.xaml
index 23567c7a..369d8dab 100644
--- a/HandyControl/Themes/Styles/Base/RadioButtonBaseStyle.xaml
+++ b/HandyControl/Themes/Styles/Base/RadioButtonBaseStyle.xaml
@@ -7,6 +7,8 @@
         <Setter Property="BorderBrush" Value="{DynamicResource BorderBrush}"/>
         <Setter Property="Foreground" Value="{DynamicResource PrimaryTextBrush}"/>
         <Setter Property="BorderThickness" Value="1"/>
+        <Setter Property="HorizontalAlignment" Value="Center"/>
+        <Setter Property="VerticalAlignment" Value="Center"/>
         <Setter Property="VerticalContentAlignment" Value="Center"/>
         <Setter Property="Padding" Value="6,0,0,0"/>
         <Setter Property="Template">
@@ -44,7 +46,7 @@
                                 </Ellipse.RenderTransform>
                             </Ellipse>
                         </Border>
-                        <ContentPresenter x:Name="contentPresenter" Grid.Column="1" Focusable="False" HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}" Margin="{TemplateBinding Padding}" RecognizesAccessKey="True" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" VerticalAlignment="{TemplateBinding VerticalContentAlignment}"/>
+                        <ContentPresenter x:Name="contentPresenter" Visibility="Collapsed" Grid.Column="1" Focusable="False" HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}" Margin="{TemplateBinding Padding}" RecognizesAccessKey="True" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" VerticalAlignment="{TemplateBinding VerticalContentAlignment}"/>
                     </Grid>
                     <ControlTemplate.Triggers>
                         <Trigger Property="HasContent" Value="true">
diff --git a/HandyControl/Themes/Styles/RadioButton.xaml b/HandyControl/Themes/Styles/RadioButton.xaml
index 673b13c2..20051738 100644
--- a/HandyControl/Themes/Styles/RadioButton.xaml
+++ b/HandyControl/Themes/Styles/RadioButton.xaml
@@ -1,9 +1,13 @@
-<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation">
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
 
     <ResourceDictionary.MergedDictionaries>
         <ResourceDictionary Source="Base/RadioButtonBaseStyle.xaml"/>
+        <ResourceDictionary Source="ToggleButton.xaml"/>
     </ResourceDictionary.MergedDictionaries>
 
     <Style BasedOn="{StaticResource RadioButtonBaseStyle}" TargetType="RadioButton"/>
 
+    <Style x:Key="RadioButtonCustom" BasedOn="{StaticResource ToggleButtonCustom}" TargetType="RadioButton"/>
+
 </ResourceDictionary>
\ No newline at end of file
diff --git a/HandyControl/Themes/Styles/ToggleButton.xaml b/HandyControl/Themes/Styles/ToggleButton.xaml
index a2e5213c..58670e6f 100644
--- a/HandyControl/Themes/Styles/ToggleButton.xaml
+++ b/HandyControl/Themes/Styles/ToggleButton.xaml
@@ -106,6 +106,8 @@
         <Setter Property="Background" Value="Transparent"/>
         <Setter Property="Foreground" Value="{DynamicResource PrimaryTextBrush}"/>
         <Setter Property="FocusVisualStyle" Value="{x:Null}"/>
+        <Setter Property="HorizontalAlignment" Value="Center"/>
+        <Setter Property="VerticalAlignment" Value="Center"/>
         <Setter Property="HorizontalContentAlignment" Value="Center"/>
         <Setter Property="VerticalContentAlignment" Value="Center"/>
         <Setter Property="Padding" Value="0"/>
diff --git a/HandyControl/Themes/Styles/TreeView.xaml b/HandyControl/Themes/Styles/TreeView.xaml
index 15ac95fd..a4f59301 100644
--- a/HandyControl/Themes/Styles/TreeView.xaml
+++ b/HandyControl/Themes/Styles/TreeView.xaml
@@ -100,7 +100,6 @@
         <Setter Property="BorderBrush" Value="{DynamicResource BorderBrush}"/>
         <Setter Property="BorderThickness" Value="1"/>
         <Setter Property="Padding" Value="0"/>
-        <Setter Property="FontSize" Value="14"/>
         <Setter Property="Foreground" Value="Black"/>
         <Setter Property="ScrollViewer.HorizontalScrollBarVisibility" Value="Auto"/>
         <Setter Property="ScrollViewer.VerticalScrollBarVisibility" Value="Auto"/>
diff --git a/HandyControlDemo/App.xaml.cs b/HandyControlDemo/App.xaml.cs
index 2d467979..83fac9e5 100644
--- a/HandyControlDemo/App.xaml.cs
+++ b/HandyControlDemo/App.xaml.cs
@@ -1,6 +1,7 @@
 using System.Globalization;
 using System.Threading;
 using System.Windows;
+using HandyControlDemo.Data;
 
 namespace HandyControlDemo
 {
@@ -12,7 +13,15 @@ namespace HandyControlDemo
         protected override void OnStartup(StartupEventArgs e)
         {
             base.OnStartup(e);
-            Thread.CurrentThread.CurrentUICulture = new CultureInfo("en");
+
+            GlobalData.Init();
+            Thread.CurrentThread.CurrentUICulture = new CultureInfo(GlobalData.Config.Lang);
+        }
+
+        protected override void OnExit(ExitEventArgs e)
+        {
+            base.OnExit(e);
+            GlobalData.Save();
         }
     }
 }
diff --git a/HandyControlDemo/Data/AppConfig.cs b/HandyControlDemo/Data/AppConfig.cs
new file mode 100644
index 00000000..5ebf2226
--- /dev/null
+++ b/HandyControlDemo/Data/AppConfig.cs
@@ -0,0 +1,11 @@
+using System;
+
+namespace HandyControlDemo.Data
+{
+    internal class AppConfig
+    {
+        public static string SavePath = $"{AppDomain.CurrentDomain.BaseDirectory}AppConfig.json";
+
+        public string Lang { get; set; } = "cn";
+    }
+}
\ No newline at end of file
diff --git a/HandyControlDemo/Data/GlobalData.cs b/HandyControlDemo/Data/GlobalData.cs
new file mode 100644
index 00000000..a32bedb8
--- /dev/null
+++ b/HandyControlDemo/Data/GlobalData.cs
@@ -0,0 +1,29 @@
+using System.IO;
+using Newtonsoft.Json;
+
+namespace HandyControlDemo.Data
+{
+    internal class GlobalData
+    {
+        public static void Init()
+        {
+            if (File.Exists(AppConfig.SavePath))
+            {
+                var json = File.ReadAllText(AppConfig.SavePath);
+                Config = JsonConvert.DeserializeObject<AppConfig>(json);
+            }
+            else
+            {
+                Config = new AppConfig();
+            }
+        }
+
+        public static void Save()
+        {
+            var json = JsonConvert.SerializeObject(Config);
+            File.WriteAllText(AppConfig.SavePath, json);
+        }
+
+        public static AppConfig Config { get; set; }
+    }
+}
\ No newline at end of file
diff --git a/HandyControlDemo/HandyControlDemo.csproj b/HandyControlDemo/HandyControlDemo.csproj
index 4c256bb6..47698e5a 100644
--- a/HandyControlDemo/HandyControlDemo.csproj
+++ b/HandyControlDemo/HandyControlDemo.csproj
@@ -46,6 +46,9 @@
     <Reference Include="GalaSoft.MvvmLight.Platform, Version=5.4.1.0, Culture=neutral, PublicKeyToken=5f873c45e98af8a1, processorArchitecture=MSIL">
       <HintPath>..\packages\MvvmLightLibs.5.4.1\lib\net45\GalaSoft.MvvmLight.Platform.dll</HintPath>
     </Reference>
+    <Reference Include="Newtonsoft.Json, Version=11.0.0.0, Culture=neutral, PublicKeyToken=30ad4fe6b2a6aeed, processorArchitecture=MSIL">
+      <HintPath>..\packages\Newtonsoft.Json.11.0.2\lib\net45\Newtonsoft.Json.dll</HintPath>
+    </Reference>
     <Reference Include="PresentationCore" />
     <Reference Include="System" />
     <Reference Include="System.Windows.Interactivity, Version=4.5.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35, processorArchitecture=MSIL">
@@ -62,7 +65,9 @@
       <Generator>MSBuild:Compile</Generator>
       <SubType>Designer</SubType>
     </ApplicationDefinition>
+    <Compile Include="Data\AppConfig.cs" />
     <Compile Include="Data\Enum\DemoType.cs" />
+    <Compile Include="Data\GlobalData.cs" />
     <Compile Include="Data\MessageToken.cs">
       <AutoGen>True</AutoGen>
       <DesignTime>True</DesignTime>
@@ -447,40 +452,42 @@
       <Generator>TextTemplatingFileGenerator</Generator>
       <LastGenOutput>MessageToken.cs</LastGenOutput>
     </Content>
-    <Resource Include="Resources\Img\RadioButton_16x.png" />
-    <Resource Include="Resources\Img\BorderElement_16x.png" />
-    <Resource Include="Resources\Img\ScrollBox_16x.png" />
-    <Resource Include="Resources\Img\ContextMenu_16x.png" />
-    <Resource Include="Resources\Img\WindowsForm_16x.png" />
-    <Resource Include="Resources\Img\TreeView_16x.png" />
-    <Resource Include="Resources\Img\ListBox_16x.png" />
-    <Resource Include="Resources\Img\CheckBox_16x.png" />
-    <Resource Include="Resources\Img\Path_16x.png" />
-    <Resource Include="Resources\Img\Paginator_16x.png" />
-    <Resource Include="Resources\Img\Timeline_16x.png" />
-    <Resource Include="Resources\Img\SplitterControl_16x.png" />
-    <Resource Include="Resources\Img\Carousel_16x.png" />
-    <Resource Include="Resources\Img\ColorPalette_16x.png" />
-    <Resource Include="Resources\Img\ImageBrowser_16x.png" />
-    <Resource Include="Resources\Img\Loading_Blue_16x.png" />
-    <Resource Include="Resources\Img\Message_16x.png" />
-    <Resource Include="Resources\Img\Flow_16x.png" />
-    <Resource Include="Resources\Img\TimePicker_16x.png" />
-    <Resource Include="Resources\Img\Time_color_16x.png" />
-    <Resource Include="Resources\Img\ShapeArcRing_16x.png" />
-    <Resource Include="Resources\Img\NumericListBox_16x.png" />
-    <Resource Include="Resources\Img\Toggle_16x.png" />
-    <Resource Include="Resources\Img\DataGrid_16x.png" />
-    <Resource Include="Resources\Img\TabPage_16x.png" />
-    <Resource Include="Resources\Img\DatePicker_16x.png" />
-    <Resource Include="Resources\Img\Calendar_16x.png" />
-    <Resource Include="Resources\Img\ProgressBar_16x.png" />
-    <Resource Include="Resources\Img\Expander_16x.png" />
-    <Resource Include="Resources\Img\PasswordBox_16x.png" />
-    <Resource Include="Resources\Img\TextBox_16x.png" />
-    <Resource Include="Resources\Img\ComboBox_16x.png" />
-    <Resource Include="Resources\Img\TextBlock_16x.png" />
-    <Resource Include="Resources\Img\ButtonClick_16x.png" />
+    <Resource Include="Resources\Img\Flag\cn.png" />
+    <Resource Include="Resources\Img\Flag\en.png" />
+    <Resource Include="Resources\Img\LeftMainContent\RadioButton_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\BorderElement_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\ScrollBox_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\ContextMenu_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\WindowsForm_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\TreeView_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\ListBox_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\CheckBox_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\Path_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\Paginator_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\Timeline_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\SplitterControl_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\Carousel_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\ColorPalette_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\ImageBrowser_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\Loading_Blue_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\Message_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\Flow_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\TimePicker_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\Time_color_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\ShapeArcRing_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\NumericListBox_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\Toggle_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\DataGrid_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\TabPage_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\DatePicker_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\Calendar_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\ProgressBar_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\Expander_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\PasswordBox_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\TextBox_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\ComboBox_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\TextBlock_16x.png" />
+    <Resource Include="Resources\Img\LeftMainContent\ButtonClick_16x.png" />
   </ItemGroup>
   <ItemGroup>
     <Service Include="{508349B6-6B84-4DF5-91F0-309BEEBAD82D}" />
diff --git a/HandyControlDemo/Properties/Langs/Lang.Designer.cs b/HandyControlDemo/Properties/Langs/Lang.Designer.cs
index 8a25c494..db1e9799 100644
--- a/HandyControlDemo/Properties/Langs/Lang.Designer.cs
+++ b/HandyControlDemo/Properties/Langs/Lang.Designer.cs
@@ -69,6 +69,15 @@ namespace HandyControlDemo.Properties.Langs {
             }
         }
         
+        /// <summary>
+        ///   查找类似 询问 的本地化字符串。
+        /// </summary>
+        public static string Ask {
+            get {
+                return ResourceManager.GetString("Ask", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 填写基本信息 的本地化字符串。
         /// </summary>
@@ -123,6 +132,15 @@ namespace HandyControlDemo.Properties.Langs {
             }
         }
         
+        /// <summary>
+        ///   查找类似 是否重启以更改语言？ 的本地化字符串。
+        /// </summary>
+        public static string ChangeLangAsk {
+            get {
+                return ResourceManager.GetString("ChangeLangAsk", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 复选框 的本地化字符串。
         /// </summary>
@@ -141,6 +159,15 @@ namespace HandyControlDemo.Properties.Langs {
             }
         }
         
+        /// <summary>
+        ///   查找类似 清空 的本地化字符串。
+        /// </summary>
+        public static string Clear {
+            get {
+                return ResourceManager.GetString("Clear", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 时钟 的本地化字符串。
         /// </summary>
@@ -240,6 +267,15 @@ namespace HandyControlDemo.Properties.Langs {
             }
         }
         
+        /// <summary>
+        ///   查找类似 错误 的本地化字符串。
+        /// </summary>
+        public static string Error {
+            get {
+                return ResourceManager.GetString("Error", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 展开框 的本地化字符串。
         /// </summary>
@@ -249,6 +285,15 @@ namespace HandyControlDemo.Properties.Langs {
             }
         }
         
+        /// <summary>
+        ///   查找类似 严重 的本地化字符串。
+        /// </summary>
+        public static string Fatal {
+            get {
+                return ResourceManager.GetString("Fatal", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   查找类似 信息通知 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 d574cc16..eab48829 100644
--- a/HandyControlDemo/Properties/Langs/Lang.en.resx
+++ b/HandyControlDemo/Properties/Langs/Lang.en.resx
@@ -345,4 +345,19 @@
   <data name="Ignore" xml:space="preserve">
     <value>Ignore</value>
   </data>
+  <data name="Error" xml:space="preserve">
+    <value>Error</value>
+  </data>
+  <data name="Ask" xml:space="preserve">
+    <value>Ask</value>
+  </data>
+  <data name="Fatal" xml:space="preserve">
+    <value>Fatal</value>
+  </data>
+  <data name="Clear" xml:space="preserve">
+    <value>Clear</value>
+  </data>
+  <data name="ChangeLangAsk" xml:space="preserve">
+    <value>Whether to restart to change the language?</value>
+  </data>
 </root>
\ No newline at end of file
diff --git a/HandyControlDemo/Properties/Langs/Lang.resx b/HandyControlDemo/Properties/Langs/Lang.resx
index 68ed1b53..a2df44a9 100644
--- a/HandyControlDemo/Properties/Langs/Lang.resx
+++ b/HandyControlDemo/Properties/Langs/Lang.resx
@@ -325,4 +325,19 @@
   <data name="Ignore" xml:space="preserve">
     <value>忽略</value>
   </data>
+  <data name="Error" xml:space="preserve">
+    <value>错误</value>
+  </data>
+  <data name="Ask" xml:space="preserve">
+    <value>询问</value>
+  </data>
+  <data name="Fatal" xml:space="preserve">
+    <value>严重</value>
+  </data>
+  <data name="Clear" xml:space="preserve">
+    <value>清空</value>
+  </data>
+  <data name="ChangeLangAsk" xml:space="preserve">
+    <value>是否重启以更改语言？</value>
+  </data>
 </root>
\ No newline at end of file
diff --git a/HandyControlDemo/Resources/Img/Flag/cn.png b/HandyControlDemo/Resources/Img/Flag/cn.png
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diff --git a/HandyControlDemo/Resources/Img/BorderElement_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/BorderElement_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/BorderElement_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/BorderElement_16x.png
diff --git a/HandyControlDemo/Resources/Img/ButtonClick_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/ButtonClick_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/ButtonClick_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/ButtonClick_16x.png
diff --git a/HandyControlDemo/Resources/Img/Calendar_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/Calendar_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/Calendar_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/Calendar_16x.png
diff --git a/HandyControlDemo/Resources/Img/Carousel_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/Carousel_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/Carousel_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/Carousel_16x.png
diff --git a/HandyControlDemo/Resources/Img/CheckBox_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/CheckBox_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/CheckBox_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/CheckBox_16x.png
diff --git a/HandyControlDemo/Resources/Img/ColorPalette_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/ColorPalette_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/ColorPalette_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/ColorPalette_16x.png
diff --git a/HandyControlDemo/Resources/Img/ComboBox_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/ComboBox_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/ComboBox_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/ComboBox_16x.png
diff --git a/HandyControlDemo/Resources/Img/ContextMenu_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/ContextMenu_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/ContextMenu_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/ContextMenu_16x.png
diff --git a/HandyControlDemo/Resources/Img/DataGrid_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/DataGrid_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/DataGrid_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/DataGrid_16x.png
diff --git a/HandyControlDemo/Resources/Img/DatePicker_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/DatePicker_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/DatePicker_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/DatePicker_16x.png
diff --git a/HandyControlDemo/Resources/Img/Expander_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/Expander_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/Expander_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/Expander_16x.png
diff --git a/HandyControlDemo/Resources/Img/Flow_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/Flow_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/Flow_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/Flow_16x.png
diff --git a/HandyControlDemo/Resources/Img/ImageBrowser_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/ImageBrowser_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/ImageBrowser_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/ImageBrowser_16x.png
diff --git a/HandyControlDemo/Resources/Img/ListBox_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/ListBox_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/ListBox_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/ListBox_16x.png
diff --git a/HandyControlDemo/Resources/Img/Loading_Blue_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/Loading_Blue_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/Loading_Blue_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/Loading_Blue_16x.png
diff --git a/HandyControlDemo/Resources/Img/Message_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/Message_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/Message_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/Message_16x.png
diff --git a/HandyControlDemo/Resources/Img/NumericListBox_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/NumericListBox_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/NumericListBox_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/NumericListBox_16x.png
diff --git a/HandyControlDemo/Resources/Img/Paginator_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/Paginator_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/Paginator_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/Paginator_16x.png
diff --git a/HandyControlDemo/Resources/Img/PasswordBox_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/PasswordBox_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/PasswordBox_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/PasswordBox_16x.png
diff --git a/HandyControlDemo/Resources/Img/Path_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/Path_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/Path_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/Path_16x.png
diff --git a/HandyControlDemo/Resources/Img/ProgressBar_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/ProgressBar_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/ProgressBar_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/ProgressBar_16x.png
diff --git a/HandyControlDemo/Resources/Img/RadioButton_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/RadioButton_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/RadioButton_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/RadioButton_16x.png
diff --git a/HandyControlDemo/Resources/Img/ScrollBox_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/ScrollBox_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/ScrollBox_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/ScrollBox_16x.png
diff --git a/HandyControlDemo/Resources/Img/ShapeArcRing_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/ShapeArcRing_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/ShapeArcRing_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/ShapeArcRing_16x.png
diff --git a/HandyControlDemo/Resources/Img/SplitterControl_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/SplitterControl_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/SplitterControl_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/SplitterControl_16x.png
diff --git a/HandyControlDemo/Resources/Img/TabPage_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/TabPage_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/TabPage_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/TabPage_16x.png
diff --git a/HandyControlDemo/Resources/Img/TextBlock_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/TextBlock_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/TextBlock_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/TextBlock_16x.png
diff --git a/HandyControlDemo/Resources/Img/TextBox_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/TextBox_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/TextBox_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/TextBox_16x.png
diff --git a/HandyControlDemo/Resources/Img/TimePicker_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/TimePicker_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/TimePicker_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/TimePicker_16x.png
diff --git a/HandyControlDemo/Resources/Img/Time_color_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/Time_color_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/Time_color_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/Time_color_16x.png
diff --git a/HandyControlDemo/Resources/Img/Timeline_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/Timeline_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/Timeline_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/Timeline_16x.png
diff --git a/HandyControlDemo/Resources/Img/Toggle_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/Toggle_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/Toggle_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/Toggle_16x.png
diff --git a/HandyControlDemo/Resources/Img/TreeView_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/TreeView_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/TreeView_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/TreeView_16x.png
diff --git a/HandyControlDemo/Resources/Img/WindowsForm_16x.png b/HandyControlDemo/Resources/Img/LeftMainContent/WindowsForm_16x.png
similarity index 100%
rename from HandyControlDemo/Resources/Img/WindowsForm_16x.png
rename to HandyControlDemo/Resources/Img/LeftMainContent/WindowsForm_16x.png
diff --git a/HandyControlDemo/UserControl/Controls/GrowlDemoCtl.xaml b/HandyControlDemo/UserControl/Controls/GrowlDemoCtl.xaml
index faff8901..0f813ec7 100644
--- a/HandyControlDemo/UserControl/Controls/GrowlDemoCtl.xaml
+++ b/HandyControlDemo/UserControl/Controls/GrowlDemoCtl.xaml
@@ -2,17 +2,18 @@
              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"
+             xmlns:langs="clr-namespace:HandyControlDemo.Properties.Langs"
              DataContext="{Binding GrowlDemo,Source={StaticResource Locator}}"
              Background="White">
     <controls:TransitioningContentControl>
         <WrapPanel Margin="32" VerticalAlignment="Center">
-            <Button Command="{Binding InfoCmd}" Content="Info" Margin="0,5,5,5" Style="{StaticResource ButtonInfo}"/>
-            <Button Command="{Binding SuccessCmd}" Content="Success" Margin="5" Style="{StaticResource ButtonSuccess}"/>
-            <Button Command="{Binding WarningCmd}" Content="Warning" Margin="5" Style="{StaticResource ButtonWarning}"/>
-            <Button Command="{Binding ErrorCmd}" Content="Error" Margin="5" Style="{StaticResource ButtonDanger}"/>
-            <Button Command="{Binding AskCmd}" Content="Ask" Margin="5" Background="BlueViolet" Foreground="White"/>
-            <Button Command="{Binding FatalCmd}" Content="Fatal" Margin="5,0"/>
-            <Button Command="{Binding ClearCmd}" Content="Clear" Margin="5,0,0,0" Style="{StaticResource ButtonPrimary}"/>
+            <Button Command="{Binding InfoCmd}" Content="{x:Static langs:Lang.Info}" Margin="0,5,5,5" Style="{StaticResource ButtonInfo}"/>
+            <Button Command="{Binding SuccessCmd}" Content="{x:Static langs:Lang.Success}" Margin="5" Style="{StaticResource ButtonSuccess}"/>
+            <Button Command="{Binding WarningCmd}" Content="{x:Static langs:Lang.Warning}" Margin="5" Style="{StaticResource ButtonWarning}"/>
+            <Button Command="{Binding ErrorCmd}" Content="{x:Static langs:Lang.Error}" Margin="5" Style="{StaticResource ButtonDanger}"/>
+            <Button Command="{Binding AskCmd}" Content="{x:Static langs:Lang.Ask}" Margin="5" Background="BlueViolet" Foreground="White"/>
+            <Button Command="{Binding FatalCmd}" Content="{x:Static langs:Lang.Fatal}" Margin="5,0"/>
+            <Button Command="{Binding ClearCmd}" Content="{x:Static langs:Lang.Clear}" Margin="5,0,0,0" Style="{StaticResource ButtonPrimary}"/>
         </WrapPanel>
     </controls:TransitioningContentControl>
 </UserControl>
diff --git a/HandyControlDemo/UserControl/Main/LeftMainContent.xaml b/HandyControlDemo/UserControl/Main/LeftMainContent.xaml
index ad21c087..677fa899 100644
--- a/HandyControlDemo/UserControl/Main/LeftMainContent.xaml
+++ b/HandyControlDemo/UserControl/Main/LeftMainContent.xaml
@@ -17,97 +17,97 @@
             <ListBox BorderThickness="0" SelectionMode="Single">
                 <ListBoxItem Tag="{x:Static data:MessageToken.ButtonDemoCtl}" Content="{x:Static langs:Lang.Button}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/ButtonClick_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/ButtonClick_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.ToggleButtonDemoCtl}" Content="{x:Static langs:Lang.ToggleButton}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/Toggle_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/Toggle_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Style="{StaticResource ListBoxItemNew}" Tag="{x:Static data:MessageToken.RadioButtonDemoCtl}" Content="{x:Static langs:Lang.RadioButton}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/RadioButton_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/RadioButton_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Style="{StaticResource ListBoxItemNew}" Tag="{x:Static data:MessageToken.CheckBoxDemoCtl}" Content="{x:Static langs:Lang.CheckBox}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/CheckBox_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/CheckBox_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Style="{StaticResource ListBoxItemNew}" Tag="{x:Static data:MessageToken.NaiveScrollViewerDemoCtl}" Content="{x:Static langs:Lang.ScrollViewer}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/ScrollBox_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/ScrollBox_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.TextBlockDemoCtl}" Content="{x:Static langs:Lang.TextBlock}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/TextBlock_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/TextBlock_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.TextBoxDemoCtl}" Content="{x:Static langs:Lang.TextBox}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/TextBox_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/TextBox_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.ComboBoxDemoCtl}" Content="{x:Static langs:Lang.ComboBox}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/ComboBox_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/ComboBox_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.PasswordBoxDemoCtl}" Content="{x:Static langs:Lang.PasswordBox}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/PasswordBox_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/PasswordBox_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.ExpanderDemoCtl}" Content="{x:Static langs:Lang.Expander}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/Expander_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/Expander_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.ProgressBarDemoCtl}" Content="{x:Static langs:Lang.ProgressBar}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/ProgressBar_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/ProgressBar_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.CalendarDemoCtl}" Content="{x:Static langs:Lang.Calendar}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/Calendar_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/Calendar_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.DatePickerDemoCtl}" Content="{x:Static langs:Lang.DatePicker}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/DatePicker_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/DatePicker_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.NaiveTabControlDemoCtl}" Content="{x:Static langs:Lang.TabControl}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/TabPage_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/TabPage_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.DataGridDemoCtl}" Content="{x:Static langs:Lang.DataGrid}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/DataGrid_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/DataGrid_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.TreeViewDemoCtl}" Content="{x:Static langs:Lang.TreeView}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/TreeView_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/TreeView_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.ListBoxDemoCtl}" Content="{x:Static langs:Lang.ListBox}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/ListBox_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/ListBox_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.MenuDemoCtl}" Content="{x:Static langs:Lang.Menu}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/ContextMenu_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/ContextMenu_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.BorderDemoCtl}" Content="{x:Static langs:Lang.Border1}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/BorderElement_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/BorderElement_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
             </ListBox>
@@ -116,87 +116,87 @@
             <ListBox BorderThickness="0" SelectionMode="Single">
                 <ListBoxItem Tag="{x:Static data:MessageToken.NumericUpDownDemoCtl}" Content="{x:Static langs:Lang.NumericUpDown}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/NumericListBox_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/NumericListBox_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.CirclePanelDemoCtl}" Content="{x:Static langs:Lang.CirclePanel}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/ShapeArcRing_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/ShapeArcRing_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.ClockDemoCtl}" Content="{x:Static langs:Lang.Clock}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/Time_color_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/Time_color_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.TimePickerDemoCtl}" Content="{x:Static langs:Lang.TimePicker}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/TimePicker_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/TimePicker_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.StepBarDemoCtl}" Content="{x:Static langs:Lang.StepBar}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/Flow_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/Flow_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.GrowlDemoCtl}" Content="{x:Static langs:Lang.Growl}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/Message_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/Message_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.LoadingDemoCtl}" Content="{x:Static langs:Lang.Loading}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/Loading_Blue_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/Loading_Blue_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.ImageBrowserDemoCtl}" Content="{x:Static langs:Lang.ImageBrowser}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/ImageBrowser_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/ImageBrowser_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.ColorPickerDemoCtl}" Content="{x:Static langs:Lang.ColorPicker}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/ColorPalette_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/ColorPalette_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.CarouselDemoCtl}" Content="{x:Static langs:Lang.Carousel}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/Carousel_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/Carousel_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.CompareSliderDemoCtl}" Content="{x:Static langs:Lang.CompareSlider}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/SplitterControl_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/SplitterControl_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.TimeBarDemoCtl}" Content="{x:Static langs:Lang.TimeBar}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/Timeline_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/Timeline_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.PaginationDemoCtl}" Content="{x:Static langs:Lang.Pagination}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/Paginator_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/Paginator_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.AnimationPathDemoCtl}" Content="{x:Static langs:Lang.AnimationPath}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/Path_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/Path_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Tag="{x:Static data:MessageToken.TabControlDemoCtl}" Content="{x:Static langs:Lang.TabControl}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/TabPage_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/TabPage_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Style="{StaticResource ListBoxItemNew}" Tag="{x:Static data:MessageToken.ScrollViewerDemoCtl}" Content="{x:Static langs:Lang.ScrollViewer}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/ScrollBox_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/ScrollBox_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
                 <ListBoxItem Style="{StaticResource ListBoxItemNew}" Tag="{x:Static data:MessageToken.WindowDemoCtl}" Content="{x:Static langs:Lang.Window}">
                     <controls:EdgeElement.LeftContent>
-                        <Image Source="../../Resources/Img/WindowsForm_16x.png" Stretch="Uniform"/>
+                        <Image Source="../../Resources/Img/LeftMainContent/WindowsForm_16x.png" Stretch="Uniform"/>
                     </controls:EdgeElement.LeftContent>
                 </ListBoxItem>
             </ListBox>
diff --git a/HandyControlDemo/UserControl/Main/NoUserContent.xaml b/HandyControlDemo/UserControl/Main/NoUserContent.xaml
index bc77a5db..aee5a4ce 100644
--- a/HandyControlDemo/UserControl/Main/NoUserContent.xaml
+++ b/HandyControlDemo/UserControl/Main/NoUserContent.xaml
@@ -1,30 +1,51 @@
-<StackPanel x:Class="HandyControlDemo.UserControl.NoUserContent"
-            xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-            xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
-            xmlns:interactivity="clr-namespace:HandyControl.Interactivity;assembly=HandyControl"
-            Orientation="Horizontal">
-    <Button WindowChrome.IsHitTestVisibleInChrome="True" Margin="4,0,0,0" Width="28" Height="28" Style="{StaticResource ButtonCustom}">
-        <interactivity:Interaction.Triggers>
-            <interactivity:EventTrigger EventName="Click">
-                <interactivity:InvokeCommandAction Command="{x:Static SystemCommands.ShowSystemMenuCommand}" />
-            </interactivity:EventTrigger>
-            <interactivity:EventTrigger EventName="MouseDoubleClick">
-                <interactivity:InvokeCommandAction Command="{x:Static SystemCommands.CloseWindowCommand}" />
-            </interactivity:EventTrigger>
-        </interactivity:Interaction.Triggers>
-        <Path Height="16" Fill="White" Stretch="Uniform" Data="{StaticResource LogoGeometry}"/>
+<Grid x:Class="HandyControlDemo.UserControl.NoUserContent"
+      xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+      xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+      xmlns:interactivity="clr-namespace:HandyControl.Interactivity;assembly=HandyControl"
+      xmlns:controls="clr-namespace:HandyControl.Controls;assembly=HandyControl">
+    <Grid.ColumnDefinitions>
+        <ColumnDefinition/>
+        <ColumnDefinition Width="Auto"/>
+    </Grid.ColumnDefinitions>
+    <StackPanel VerticalAlignment="Stretch" Orientation="Horizontal">
+        <Button WindowChrome.IsHitTestVisibleInChrome="True" Margin="4,0,0,0" Width="28" Height="28" Style="{StaticResource ButtonCustom}">
+            <interactivity:Interaction.Triggers>
+                <interactivity:EventTrigger EventName="Click">
+                    <interactivity:InvokeCommandAction Command="{x:Static SystemCommands.ShowSystemMenuCommand}" />
+                </interactivity:EventTrigger>
+                <interactivity:EventTrigger EventName="MouseDoubleClick">
+                    <interactivity:InvokeCommandAction Command="{x:Static SystemCommands.CloseWindowCommand}" />
+                </interactivity:EventTrigger>
+            </interactivity:Interaction.Triggers>
+            <Path Height="16" Fill="White" Stretch="Uniform" Data="{StaticResource LogoGeometry}"/>
+        </Button>
+        <Menu Margin="10,0,0,0" WindowChrome.IsHitTestVisibleInChrome="True" Background="Transparent">
+            <MenuItem Foreground="White" Header="File">
+                <MenuItem Header="New repository" InputGestureText="Ctrl+N"/>
+                <Separator/>
+                <MenuItem Header="Add local repository"/>
+                <MenuItem Header="Clone repository"/>
+            </MenuItem>
+            <MenuItem Foreground="White" Header="Edit"/>
+            <MenuItem Foreground="White" Header="View"/>
+            <MenuItem Foreground="White" Header="Repository"/>
+            <MenuItem Foreground="White" Header="Branch"/>
+            <MenuItem Foreground="White" Header="Help"/>
+        </Menu>
+    </StackPanel>
+    <Button Grid.Column="1" Click="ButtonLang_OnClick" Name="ButtonLang" Width="44" Style="{StaticResource ButtonCustom}" Background="Transparent">
+        <Image Name="ImageLang" Width="24" Stretch="Uniform"/>
     </Button>
-    <Menu Margin="10,0,0,0" WindowChrome.IsHitTestVisibleInChrome="True" Background="Transparent">
-        <MenuItem Foreground="White" Header="File">
-            <MenuItem Header="New repository" InputGestureText="Ctrl+N"/>
-            <Separator/>
-            <MenuItem Header="Add local repository"/>
-            <MenuItem Header="Clone repository"/>
-        </MenuItem>
-        <MenuItem Foreground="White" Header="Edit"/>
-        <MenuItem Foreground="White" Header="View"/>
-        <MenuItem Foreground="White" Header="Repository"/>
-        <MenuItem Foreground="White" Header="Branch"/>
-        <MenuItem Foreground="White" Header="Help"/>
-    </Menu>
-</StackPanel>
+    <Popup AllowsTransparency="True" Grid.Column="1" PlacementTarget="{Binding ElementName=ButtonLang}" HorizontalOffset="-4" Name="PopupLang" VerticalOffset="6" StaysOpen="False">
+        <Border Background="White" CornerRadius="4" Margin="16" Effect="{StaticResource EffectShadow2}">
+            <StackPanel Button.Click="ButtonLangs_OnClick"  Margin="10">
+                <Button Tag="cn" Style="{StaticResource ButtonCustom}">
+                    <Image Width="32" Stretch="Uniform" Source="/HandyControlDemo;component/Resources/Img/Flag/cn.png"/>
+                </Button>
+                <Button Tag="en" Style="{StaticResource ButtonCustom}" Margin="0,10,0,0">
+                    <Image Width="32" Stretch="Uniform" Source="/HandyControlDemo;component/Resources/Img/Flag/en.png"/>
+                </Button>
+            </StackPanel>
+        </Border>
+    </Popup>
+</Grid>
\ No newline at end of file
diff --git a/HandyControlDemo/UserControl/Main/NoUserContent.xaml.cs b/HandyControlDemo/UserControl/Main/NoUserContent.xaml.cs
index 0242de49..d6efb4c9 100644
--- a/HandyControlDemo/UserControl/Main/NoUserContent.xaml.cs
+++ b/HandyControlDemo/UserControl/Main/NoUserContent.xaml.cs
@@ -1,14 +1,43 @@
-// ReSharper disable once CheckNamespace
+using System;
+using System.Diagnostics;
+using System.Reflection;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using HandyControl.Controls;
+using HandyControlDemo.Data;
+
+// ReSharper disable once CheckNamespace
 namespace HandyControlDemo.UserControl
 {
-    /// <summary>
-    /// NoUserContent.xaml 的交互逻辑
-    /// </summary>
     public partial class NoUserContent
     {
         public NoUserContent()
         {
             InitializeComponent();
+
+            ImageLang.Source = BitmapFrame.Create(new Uri($"pack://application:,,,/HandyControlDemo;component/Resources/Img/Flag/{GlobalData.Config.Lang}.png"));
+        }
+
+        private void ButtonLang_OnClick(object sender, RoutedEventArgs e) => PopupLang.IsOpen = true;
+
+        private void ButtonLangs_OnClick(object sender, RoutedEventArgs e)
+        {
+            if (e.OriginalSource is Button button && button.Tag is string tag)
+            {
+                PopupLang.IsOpen = false;
+                if (tag.Equals(GlobalData.Config.Lang)) return;
+                Growl.Ask(Properties.Langs.Lang.ChangeLangAsk, b =>
+                {
+                    if (!b) return true;
+                    GlobalData.Config.Lang = tag;
+                    GlobalData.Save();
+                    Process.Start(Assembly.GetExecutingAssembly().Location);
+                    Environment.Exit(0);
+                    return true;
+                });
+            }
         }
     }
 }
diff --git a/HandyControlDemo/ViewModel/GrowlDemoViewModel.cs b/HandyControlDemo/ViewModel/GrowlDemoViewModel.cs
index 8ada523e..e752c50c 100644
--- a/HandyControlDemo/ViewModel/GrowlDemoViewModel.cs
+++ b/HandyControlDemo/ViewModel/GrowlDemoViewModel.cs
@@ -29,14 +29,10 @@ namespace HandyControlDemo.ViewModel
             new RelayCommand(() => Growl.Error(Properties.Langs.Lang.GrowlError))).Value;
 
         public RelayCommand AskCmd => new Lazy<RelayCommand>(() => 
-            new RelayCommand(() => Growl.Ask(new GrowlInfo
+            new RelayCommand(() => Growl.Ask(Properties.Langs.Lang.GrowlAsk, isConfirmed =>
             {
-                Message = Properties.Langs.Lang.GrowlAsk,
-                ActionBeforeClose = isConfirmed =>
-                {
-                    Growl.Info(isConfirmed.ToString());
-                    return true;
-                }
+                Growl.Info(isConfirmed.ToString());
+                return true;
             }))).Value;
 
         public RelayCommand FatalCmd => new Lazy<RelayCommand>(() => 
diff --git a/HandyControlDemo/packages.config b/HandyControlDemo/packages.config
index 59fa3173..d4e90a24 100644
--- a/HandyControlDemo/packages.config
+++ b/HandyControlDemo/packages.config
@@ -2,4 +2,5 @@
 <packages>
   <package id="CommonServiceLocator" version="2.0.2" targetFramework="net462" />
   <package id="MvvmLightLibs" version="5.4.1" targetFramework="net462" />
+  <package id="Newtonsoft.Json" version="11.0.2" targetFramework="net462" />
 </packages>
\ No newline at end of file