diff --git a/src/Shared/HandyControl_Shared/HandyControl_Shared.projitems b/src/Shared/HandyControl_Shared/HandyControl_Shared.projitems
index a13d94bc..e6c456d2 100644
--- a/src/Shared/HandyControl_Shared/HandyControl_Shared.projitems
+++ b/src/Shared/HandyControl_Shared/HandyControl_Shared.projitems
@@ -355,6 +355,14 @@
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
     </Page>
+    <Page Include="$(MSBuildThisFileDirectory)Themes\Styles\Base\MenuBaseStyle.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
+    <Page Include="$(MSBuildThisFileDirectory)Themes\Styles\Base\ExpanderBaseStyle.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
     <Page Include="$(MSBuildThisFileDirectory)Themes\Styles\Base\MagnifierBaseStyle.xaml">
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
@@ -371,6 +379,10 @@
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
     </Page>
+    <Page Include="$(MSBuildThisFileDirectory)Themes\Styles\Menu.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
     <Page Include="$(MSBuildThisFileDirectory)Themes\Styles\GridSplitter.xaml">
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
diff --git a/src/Shared/HandyControl_Shared/Themes/Basic/Converters.xaml b/src/Shared/HandyControl_Shared/Themes/Basic/Converters.xaml
index 2d3eb7fd..ac9c5fda 100644
--- a/src/Shared/HandyControl_Shared/Themes/Basic/Converters.xaml
+++ b/src/Shared/HandyControl_Shared/Themes/Basic/Converters.xaml
@@ -20,4 +20,5 @@
     <converter:Object2VisibilityConverter x:Key="Object2VisibilityConverter"/>
     <converter:Number2PercentageConverter x:Key="Number2PercentageConverter"/>
     <converter:RectangleCircularConverter x:Key="RectangleCircularConverter"/>
+    <MenuScrollingVisibilityConverter x:Key="MenuScrollingVisibilityConverter" />
 </ResourceDictionary>
\ No newline at end of file
diff --git a/src/Shared/HandyControl_Shared/Themes/Styles/Base/ContextMenuBaseStyle.xaml b/src/Shared/HandyControl_Shared/Themes/Styles/Base/ContextMenuBaseStyle.xaml
index 3b0f934c..367c0b7f 100644
--- a/src/Shared/HandyControl_Shared/Themes/Styles/Base/ContextMenuBaseStyle.xaml
+++ b/src/Shared/HandyControl_Shared/Themes/Styles/Base/ContextMenuBaseStyle.xaml
@@ -1,236 +1,20 @@
 <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">
+                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
 
     <ResourceDictionary.MergedDictionaries>
-        <ResourceDictionary Source="../../Basic/Geometries.xaml"/>
+        <ResourceDictionary Source="../ScrollViewer.xaml"/>
     </ResourceDictionary.MergedDictionaries>
 
-    <!--普通菜单项-->
-    <Style x:Key="MenuItemBaseStyle" TargetType="MenuItem">
-        <Setter Property="OverridesDefaultStyle" Value="True"/>
-        <Setter Property="Background" Value="Transparent"/>
-        <Setter Property="BorderThickness" Value="0"/>
-        <Setter Property="controls:ScrollViewer.PanningMode" Value="Both"/>
-        <Setter Property="Stylus.IsFlicksEnabled" Value="False"/>
-        <Setter Property="Foreground" Value="{DynamicResource PrimaryTextBrush}"/>
-        <Setter Property="Template">
-            <Setter.Value>
-                <ControlTemplate TargetType="MenuItem">
-                    <Border x:Name="Bd" MinWidth="240" BorderBrush="{TemplateBinding BorderBrush}" BorderThickness="{TemplateBinding BorderThickness}" Background="{TemplateBinding Background}" SnapsToDevicePixels="True" Uid="Border_38">
-                        <Grid x:Name="Grid" Uid="Grid_49">
-                            <Grid.ColumnDefinitions>
-                                <ColumnDefinition Width="26"/>
-                                <ColumnDefinition Width="*"/>
-                                <ColumnDefinition Width="30"/>
-                                <ColumnDefinition SharedSizeGroup="MenuItemIGTColumnGroup" Width="Auto"/>
-                                <ColumnDefinition Width="20"/>
-                            </Grid.ColumnDefinitions>
-                            <ContentPresenter x:Name="Icon" Content="{TemplateBinding Icon}" ContentSource="Icon" HorizontalAlignment="Right" Height="16" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" VerticalAlignment="Center" Width="16"/>
-                            <Border Grid.Column="0" x:Name="GlyphPanel" CornerRadius="2" Background="{DynamicResource PrimaryBrush}" ClipToBounds="False" HorizontalAlignment="Right" Height="16" Visibility="Hidden" VerticalAlignment="Center" Width="16">
-                                <Path x:Name="Glyph" Margin="2" Stretch="Uniform" HorizontalAlignment="Center" VerticalAlignment="Center" Data="F1 M 9.97498,1.22334L 4.6983,9.09834L 4.52164,9.09834L 0,5.19331L 1.27664,3.52165L 4.255,6.08833L 8.33331,1.52588e-005L 9.97498,1.22334 Z " Fill="White" FlowDirection="LeftToRight"/>
-                            </Border>
-                            <ContentPresenter Grid.Column="1" x:Name="ContentPresenter" ContentTemplate="{TemplateBinding HeaderTemplate}" Content="{TemplateBinding Header}" ContentSource="Header" Margin="10" RecognizesAccessKey="True" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" Uid="ContentPresenter_33"/>
-                            <TextBlock x:Name="InputGestureText" Margin="0,0,10,0" Grid.Column="3" VerticalAlignment="Center" HorizontalAlignment="Left" Text="{TemplateBinding InputGestureText}" Uid="TextBlock_10"/>
-                        </Grid>
-                    </Border>
-                    <ControlTemplate.Triggers>
-                        <Trigger Property="IsChecked" Value="True">
-                            <Setter Property="Visibility" TargetName="GlyphPanel" Value="Visible"/>
-                        </Trigger>
-                        <Trigger Property="Icon" Value="{x:Null}">
-                            <Setter Property="Visibility" TargetName="Icon" Value="Collapsed"/>
-                        </Trigger>
-                    </ControlTemplate.Triggers>
-                </ControlTemplate>
-            </Setter.Value>
-        </Setter>
-        <Style.Triggers>
-            <Trigger Property="Role" Value="TopLevelHeader">
-                <Setter Property="Margin" Value="0"/>
-                <Setter Property="Padding" Value="10,0"/>
-                <Setter Property="Height" Value="29"/>
-                <Setter Property="Template">
-                    <Setter.Value>
-                        <ControlTemplate TargetType="MenuItem">
-                            <Border MinWidth="44" Height="{TemplateBinding Height}" x:Name="templateRoot" BorderBrush="{TemplateBinding BorderBrush}" BorderThickness="1,1,1,0" Background="{TemplateBinding Background}" SnapsToDevicePixels="True">
-                                <Grid VerticalAlignment="Center">
-                                    <Grid.ColumnDefinitions>
-                                        <ColumnDefinition Width="Auto"/>
-                                        <ColumnDefinition Width="Auto"/>
-                                    </Grid.ColumnDefinitions>
-                                    <ContentPresenter x:Name="Icon" Visibility="Collapsed" Content="{TemplateBinding Icon}" ContentSource="Icon" HorizontalAlignment="Right" Height="16" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" VerticalAlignment="Center" Width="16"/>
-                                    <Border Grid.Column="0" x:Name="GlyphPanel" CornerRadius="2" Background="{DynamicResource PrimaryBrush}" ClipToBounds="False" HorizontalAlignment="Right" Height="16" Visibility="Collapsed" VerticalAlignment="Center" Width="16">
-                                        <Path x:Name="Glyph" Margin="2" Stretch="Uniform" HorizontalAlignment="Center" VerticalAlignment="Center" Data="F1 M 9.97498,1.22334L 4.6983,9.09834L 4.52164,9.09834L 0,5.19331L 1.27664,3.52165L 4.255,6.08833L 8.33331,1.52588e-005L 9.97498,1.22334 Z " Fill="White" FlowDirection="LeftToRight"/>
-                                    </Border>
-                                    <ContentPresenter x:Name="menuHeaderContainer" ContentTemplate="{TemplateBinding HeaderTemplate}" Content="{TemplateBinding Header}" Grid.Column="1" ContentStringFormat="{TemplateBinding HeaderStringFormat}" ContentSource="Header" Margin="{TemplateBinding Padding}" RecognizesAccessKey="True" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}"/>
-                                    <Popup Grid.Column="0" x:Name="PART_Popup" PlacementTarget="{Binding ElementName=templateRoot}" AllowsTransparency="True" Focusable="False" IsOpen="{Binding IsSubmenuOpen, RelativeSource={RelativeSource TemplatedParent}}" PopupAnimation="{StaticResource {x:Static SystemParameters.MenuPopupAnimationKey}}" Placement="Bottom">
-                                        <controls:SimplePanel>
-                                            <Border CornerRadius="0,0,2,2" x:Name="SubMenuBorder" BorderThickness="1" BorderBrush="{DynamicResource BorderBrush}" Background="{DynamicResource RegionBrush}">
-                                                <controls:ScrollViewer VerticalScrollBarVisibility="Auto" x:Name="SubMenuScrollViewer" Margin="0,6">
-                                                    <ItemsPresenter x:Name="ItemsPresenter" KeyboardNavigation.DirectionalNavigation="Cycle" Grid.IsSharedSizeScope="True" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" KeyboardNavigation.TabNavigation="Cycle"/>
-                                                </controls:ScrollViewer>
-                                            </Border>
-                                            <Border Height="1" Background="{DynamicResource RegionBrush}" VerticalAlignment="Top" BorderThickness="1,0" BorderBrush="{DynamicResource BorderBrush}" HorizontalAlignment="Left" Width="{Binding ActualWidth,ElementName=templateRoot}"/>
-                                        </controls:SimplePanel>
-                                    </Popup>
-                                </Grid>
-                            </Border>
-                            <ControlTemplate.Triggers>
-                                <Trigger Property="IsSuspendingPopupAnimation" Value="True">
-                                    <Setter Property="PopupAnimation" TargetName="PART_Popup" Value="None"/>
-                                </Trigger>
-                                <Trigger Property="Icon" Value="{x:Null}">
-                                    <Setter Property="Visibility" TargetName="Icon" Value="Collapsed"/>
-                                </Trigger>
-                                <Trigger Property="IsChecked" Value="True">
-                                    <Setter Property="Visibility" TargetName="GlyphPanel" Value="Visible"/>
-                                    <Setter Property="Visibility" TargetName="Icon" Value="Collapsed"/>
-                                </Trigger>
-                                <Trigger Property="IsHighlighted" Value="True">
-                                    <Setter Property="Background" TargetName="templateRoot" Value="{DynamicResource DarkDefaultBrush}"/>
-                                    <Setter Property="TextElement.Foreground" TargetName="menuHeaderContainer" Value="{DynamicResource PrimaryTextBrush}"/>
-                                </Trigger>
-                                <Trigger Property="IsSubmenuOpen" Value="True">
-                                    <Setter Property="BorderBrush" TargetName="templateRoot" Value="{DynamicResource BorderBrush}"/>
-                                    <Setter Property="Background" TargetName="templateRoot" Value="{DynamicResource RegionBrush}"/>
-                                    <Setter Property="TextElement.Foreground" TargetName="menuHeaderContainer" Value="{DynamicResource PrimaryTextBrush}"/>
-                                </Trigger>
-                            </ControlTemplate.Triggers>
-                        </ControlTemplate>
-                    </Setter.Value>
-                </Setter>
-            </Trigger>
-            <Trigger Property="Role" Value="TopLevelItem">
-                <Setter Property="Margin" Value="0"/>
-                <Setter Property="Padding" Value="10,0"/>
-                <Setter Property="Height" Value="29"/>
-                <Setter Property="Template">
-                    <Setter.Value>
-                        <ControlTemplate TargetType="MenuItem">
-                            <Border Padding="{TemplateBinding Padding}" x:Name="templateRoot" Height="{TemplateBinding Height}" BorderBrush="{TemplateBinding BorderBrush}" BorderThickness="1,1,1,0" Background="{TemplateBinding Background}" SnapsToDevicePixels="True">
-                                <Grid>
-                                    <Grid.ColumnDefinitions>
-                                        <ColumnDefinition Width="Auto"/>
-                                        <ColumnDefinition/>
-                                    </Grid.ColumnDefinitions>
-                                    <ContentPresenter x:Name="Icon" Visibility="Collapsed" HorizontalAlignment="Left" Content="{TemplateBinding Icon}" ContentSource="Icon" Height="16" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" VerticalAlignment="Center" Width="16"/>
-                                    <Border Grid.Column="0" x:Name="GlyphPanel" CornerRadius="2" Background="{DynamicResource PrimaryBrush}" ClipToBounds="False" HorizontalAlignment="Right" Height="16" Visibility="Collapsed" VerticalAlignment="Center" Width="16">
-                                        <Path x:Name="Glyph" Margin="2" Stretch="Uniform" HorizontalAlignment="Center" VerticalAlignment="Center" Data="F1 M 9.97498,1.22334L 4.6983,9.09834L 4.52164,9.09834L 0,5.19331L 1.27664,3.52165L 4.255,6.08833L 8.33331,1.52588e-005L 9.97498,1.22334 Z " Fill="White" FlowDirection="LeftToRight"/>
-                                    </Border>
-                                    <ContentPresenter x:Name="menuHeaderContainer" ContentTemplate="{TemplateBinding HeaderTemplate}" Content="{TemplateBinding Header}" Grid.Column="1" ContentStringFormat="{TemplateBinding HeaderStringFormat}" ContentSource="Header" HorizontalAlignment="Left" RecognizesAccessKey="True" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" VerticalAlignment="Center"/>
-                                </Grid>
-                            </Border>
-                            <ControlTemplate.Triggers>
-                                <Trigger Property="Icon" Value="{x:Null}">
-                                    <Setter Property="Visibility" TargetName="Icon" Value="Collapsed"/>
-                                </Trigger>
-                                <Trigger Property="IsChecked" Value="True">
-                                    <Setter Property="Visibility" TargetName="GlyphPanel" Value="Visible"/>
-                                    <Setter Property="Visibility" TargetName="Icon" Value="Collapsed"/>
-                                </Trigger>
-                                <Trigger Property="IsHighlighted" Value="True">
-                                    <Setter Property="Background" TargetName="templateRoot" Value="{DynamicResource DarkDefaultBrush}"/>
-                                    <Setter Property="TextElement.Foreground" TargetName="menuHeaderContainer" Value="{DynamicResource PrimaryTextBrush}"/>
-                                </Trigger>
-                                <Trigger Property="IsSubmenuOpen" Value="True">
-                                    <Setter Property="Background" TargetName="templateRoot" Value="White"/>
-                                    <Setter Property="TextElement.Foreground" TargetName="menuHeaderContainer" Value="{DynamicResource PrimaryTextBrush}"/>
-                                </Trigger>
-                                <MultiTrigger>
-                                    <MultiTrigger.Conditions>
-                                        <Condition Property="IsHighlighted" Value="True"/>
-                                        <Condition Property="IsEnabled" Value="False"/>
-                                    </MultiTrigger.Conditions>
-                                    <Setter Property="Background" TargetName="templateRoot" Value="#0A000000"/>
-                                    <Setter Property="BorderBrush" TargetName="templateRoot" Value="#21000000"/>
-                                </MultiTrigger>
-                            </ControlTemplate.Triggers>
-                        </ControlTemplate>
-                    </Setter.Value>
-                </Setter>
-            </Trigger>
-            <Trigger Property="Role" Value="SubmenuHeader">
-                <Setter Property="DockPanel.Dock" Value="Top"/>
-                <Setter Property="Padding" Value="0"/>
-                <Setter Property="Foreground" Value="{DynamicResource PrimaryTextBrush}"/>
-                <Setter Property="Template">
-                    <Setter.Value>
-                        <ControlTemplate TargetType="MenuItem">
-                            <Border x:Name="Bd" MinWidth="240" BorderBrush="{TemplateBinding BorderBrush}" BorderThickness="{TemplateBinding BorderThickness}" Background="{TemplateBinding Background}" SnapsToDevicePixels="True" Uid="Border_42">
-                                <Grid x:Name="Grid" Uid="Grid_50">
-                                    <Grid.ColumnDefinitions>
-                                        <ColumnDefinition Width="26"/>
-                                        <ColumnDefinition Width="*"/>
-                                        <ColumnDefinition Width="30"/>
-                                        <ColumnDefinition SharedSizeGroup="MenuItemIGTColumnGroup" Width="Auto"/>
-                                        <ColumnDefinition Width="20"/>
-                                    </Grid.ColumnDefinitions>
-                                    <ContentPresenter x:Name="Icon" Content="{TemplateBinding Icon}" ContentSource="Icon" HorizontalAlignment="Right" Height="16" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" VerticalAlignment="Center" Width="16"/>
-                                    <Border Grid.Column="0" x:Name="GlyphPanel" CornerRadius="2" Background="{DynamicResource PrimaryBrush}" ClipToBounds="False" HorizontalAlignment="Right" Height="16" Visibility="Hidden" VerticalAlignment="Center" Width="16">
-                                        <Path x:Name="Glyph" Margin="2" Stretch="Uniform" HorizontalAlignment="Center" VerticalAlignment="Center" Data="F1 M 9.97498,1.22334L 4.6983,9.09834L 4.52164,9.09834L 0,5.19331L 1.27664,3.52165L 4.255,6.08833L 8.33331,1.52588e-005L 9.97498,1.22334 Z " Fill="White" FlowDirection="LeftToRight"/>
-                                    </Border>
-                                    <ContentPresenter TextElement.Foreground="{TemplateBinding Foreground}"  x:Name="ContentPresenter" ContentTemplate="{TemplateBinding HeaderTemplate}" Content="{TemplateBinding Header}" Grid.Column="1" ContentSource="Header" Margin="10" RecognizesAccessKey="True" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" Uid="ContentPresenter_39"/>
-                                    <Path x:Name="Path" Grid.Column="4" Width="10" Height="10" HorizontalAlignment="Left" Data="{StaticResource RightGeometry}" Stretch="Uniform" Fill="{TemplateBinding Foreground}" Uid="Path_16" VerticalAlignment="Center"/>
-                                    <Popup Grid.Column="1" x:Name="PART_Popup" AllowsTransparency="True" Focusable="False" IsOpen="{Binding IsSubmenuOpen, RelativeSource={RelativeSource TemplatedParent}}" PopupAnimation="{StaticResource {x:Static SystemParameters.MenuPopupAnimationKey}}" Placement="Right" VerticalOffset="-7">
-                                        <Border CornerRadius="2" x:Name="SubMenuBorder" BorderThickness="1" BorderBrush="{DynamicResource BorderBrush}" Background="{DynamicResource RegionBrush}">
-                                            <controls:ScrollViewer VerticalScrollBarVisibility="Auto" x:Name="SubMenuScrollViewer" Margin="0,6">
-                                                <ItemsPresenter x:Name="ItemsPresenter" KeyboardNavigation.DirectionalNavigation="Cycle" Grid.IsSharedSizeScope="True" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" KeyboardNavigation.TabNavigation="Cycle"/>
-                                            </controls:ScrollViewer>
-                                        </Border>
-                                    </Popup>
-                                </Grid>
-                            </Border>
-                            <ControlTemplate.Triggers>
-                                <Trigger Property="IsChecked" Value="True">
-                                    <Setter Property="Visibility" TargetName="GlyphPanel" Value="Visible"/>
-                                </Trigger>
-                            </ControlTemplate.Triggers>
-                        </ControlTemplate>
-                    </Setter.Value>
-                </Setter>
-            </Trigger>
-            <Trigger Property="IsHighlighted" Value="True">
-                <Setter Property="Background" Value="{DynamicResource DarkDefaultBrush}"/>
-            </Trigger>
-            <Trigger Property="IsEnabled" Value="False">
-                <Setter Property="Opacity" Value=".4"/>
-            </Trigger>
-        </Style.Triggers>
-    </Style>
-
-    <!--普通菜单-->
     <Style x:Key="ContextMenuBaseStyle" TargetType="ContextMenu">
-        <Setter Property="MaxHeight" Value="199"/>
         <Setter Property="Background" Value="{DynamicResource RegionBrush}"/>
         <Setter Property="SnapsToDevicePixels" Value="True"/>
         <Setter Property="Template">
             <Setter.Value>
                 <ControlTemplate TargetType="ContextMenu">
                     <Border Background="{TemplateBinding Background}" CornerRadius="2" MaxHeight="{TemplateBinding MaxHeight}" BorderThickness="1" BorderBrush="{DynamicResource BorderBrush}">
-                        <controls:ScrollViewer  Margin="0,6" VerticalScrollBarVisibility="Auto">
+                        <ScrollViewer Style="{StaticResource ScrollViewerUpDown}"  Margin="0,6">
                             <ItemsPresenter/>
-                        </controls:ScrollViewer>
-                    </Border>
-                </ControlTemplate>
-            </Setter.Value>
-        </Setter>
-    </Style>
-
-    <Style x:Key="MenuBaseStyle" TargetType="Menu">
-        <Setter Property="OverridesDefaultStyle" Value="True"/>
-        <Setter Property="Background" Value="{DynamicResource RegionBrush}"/>
-        <Setter Property="FontSize" Value="12"/>
-        <Setter Property="FontStyle" Value="Normal"/>
-        <Setter Property="FontWeight" Value="Normal"/>
-        <Setter Property="Foreground" Value="{DynamicResource PrimaryTextBrush}"/>
-        <Setter Property="VerticalContentAlignment" Value="Center"/>
-        <Setter Property="ItemContainerStyle" Value="{StaticResource MenuItemBaseStyle}"/>
-        <Setter Property="Template">
-            <Setter.Value>
-                <ControlTemplate TargetType="Menu">
-                    <Border BorderBrush="{TemplateBinding BorderBrush}" BorderThickness="{TemplateBinding BorderThickness}" Background="{TemplateBinding Background}" Padding="{TemplateBinding Padding}" SnapsToDevicePixels="true">
-                        <ItemsPresenter SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}"/>
+                        </ScrollViewer>
                     </Border>
                 </ControlTemplate>
             </Setter.Value>
diff --git a/src/Shared/HandyControl_Shared/Themes/Styles/Base/ExpanderBaseStyle.xaml b/src/Shared/HandyControl_Shared/Themes/Styles/Base/ExpanderBaseStyle.xaml
new file mode 100644
index 00000000..7b72620f
--- /dev/null
+++ b/src/Shared/HandyControl_Shared/Themes/Styles/Base/ExpanderBaseStyle.xaml
@@ -0,0 +1,55 @@
+<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="../ToggleButton.xaml"/>
+    </ResourceDictionary.MergedDictionaries>
+
+    <Style x:Key="ExpanderBaseStyle" TargetType="Expander">
+        <Setter Property="Foreground" Value="White"/>
+        <Setter Property="Background" Value="{DynamicResource TitleBrush}"/>
+        <Setter Property="HorizontalContentAlignment" Value="Stretch"/>
+        <Setter Property="VerticalContentAlignment" Value="Stretch"/>
+        <Setter Property="BorderBrush" Value="Transparent"/>
+        <Setter Property="BorderThickness" Value="1"/>
+        <Setter Property="MinHeight" Value="32"/>
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="Expander">
+                    <Border BorderBrush="{TemplateBinding BorderBrush}" BorderThickness="{TemplateBinding BorderThickness}" Background="{TemplateBinding Background}">
+                        <Grid>
+                            <Grid.RowDefinitions>
+                                <RowDefinition Height="Auto"/>
+                                <RowDefinition/>
+                            </Grid.RowDefinitions>
+                            <ToggleButton Focusable="False" Padding="10,0,0,0" Foreground="{TemplateBinding Foreground}" Grid.ColumnSpan="2" HorizontalContentAlignment="Stretch" IsChecked="{Binding IsExpanded, Mode=TwoWay, RelativeSource={RelativeSource TemplatedParent}}" Width="{TemplateBinding Width}" Height="{TemplateBinding MinHeight}" Style="{StaticResource ToggleButtonCustom}">
+                                <ToggleButton.Content>
+                                    <Grid>
+                                        <Grid.ColumnDefinitions>
+                                            <ColumnDefinition/>
+                                            <ColumnDefinition Width="{TemplateBinding MinHeight}"/>
+                                        </Grid.ColumnDefinitions>
+                                        <ContentPresenter ContentSource="Header"/>
+                                        <ToggleButton Foreground="{TemplateBinding Foreground}" Grid.Column="1" Padding="0" Margin="0,0,10,0" Width="12" Height="12" VerticalAlignment="Center" HorizontalAlignment="Right" IsChecked="{Binding IsExpanded, Mode=TwoWay, RelativeSource={RelativeSource TemplatedParent}}" controls:IconSwitchElement.Geometry="{StaticResource DownGeometry}" controls:IconSwitchElement.GeometrySelected="{StaticResource UpGeometry}" Style="{StaticResource ToggleButtonIconTransparent}"/>
+                                    </Grid>
+                                </ToggleButton.Content>
+                            </ToggleButton>
+                            <ContentPresenter Name="ExpandSite" Visibility="Collapsed" Grid.Row="1" Grid.Column="0"/>
+                        </Grid>
+                    </Border>
+                    <ControlTemplate.Triggers>
+                        <Trigger Property="IsExpanded" Value="true">
+                            <Setter Property="Visibility" TargetName="ExpandSite" Value="Visible"/>
+                        </Trigger>
+                        <Trigger Property="IsEnabled" Value="false">
+                            <Setter Property="Opacity" Value="2"/>
+                        </Trigger>
+                    </ControlTemplate.Triggers>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+    </Style>
+
+</ResourceDictionary>
\ No newline at end of file
diff --git a/src/Shared/HandyControl_Shared/Themes/Styles/Base/MenuBaseStyle.xaml b/src/Shared/HandyControl_Shared/Themes/Styles/Base/MenuBaseStyle.xaml
new file mode 100644
index 00000000..791ff6b3
--- /dev/null
+++ b/src/Shared/HandyControl_Shared/Themes/Styles/Base/MenuBaseStyle.xaml
@@ -0,0 +1,218 @@
+<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="../ScrollViewer.xaml"/>
+    </ResourceDictionary.MergedDictionaries>
+
+    <Style x:Key="MenuItemBaseStyle" TargetType="MenuItem">
+        <Setter Property="OverridesDefaultStyle" Value="True"/>
+        <Setter Property="Background" Value="Transparent"/>
+        <Setter Property="BorderThickness" Value="0"/>
+        <Setter Property="MinHeight" Value="32"/>
+        <Setter Property="controls:ScrollViewer.PanningMode" Value="Both"/>
+        <Setter Property="Stylus.IsFlicksEnabled" Value="False"/>
+        <Setter Property="Foreground" Value="{DynamicResource PrimaryTextBrush}"/>
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="MenuItem">
+                    <Border x:Name="Bd" MinWidth="240" BorderBrush="{TemplateBinding BorderBrush}" BorderThickness="{TemplateBinding BorderThickness}" Background="{TemplateBinding Background}" SnapsToDevicePixels="True" Uid="Border_38">
+                        <Grid x:Name="Grid" Uid="Grid_49">
+                            <Grid.ColumnDefinitions>
+                                <ColumnDefinition Width="26"/>
+                                <ColumnDefinition Width="*"/>
+                                <ColumnDefinition Width="30"/>
+                                <ColumnDefinition SharedSizeGroup="MenuItemIGTColumnGroup" Width="Auto"/>
+                                <ColumnDefinition Width="20"/>
+                            </Grid.ColumnDefinitions>
+                            <ContentPresenter x:Name="Icon" Content="{TemplateBinding Icon}" ContentSource="Icon" HorizontalAlignment="Right" Height="16" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" VerticalAlignment="Center" Width="16"/>
+                            <Border Grid.Column="0" x:Name="GlyphPanel" CornerRadius="2" Background="{DynamicResource PrimaryBrush}" ClipToBounds="False" HorizontalAlignment="Right" Height="16" Visibility="Hidden" VerticalAlignment="Center" Width="16">
+                                <Path x:Name="Glyph" Margin="2" Stretch="Uniform" HorizontalAlignment="Center" VerticalAlignment="Center" Data="F1 M 9.97498,1.22334L 4.6983,9.09834L 4.52164,9.09834L 0,5.19331L 1.27664,3.52165L 4.255,6.08833L 8.33331,1.52588e-005L 9.97498,1.22334 Z " Fill="White" FlowDirection="LeftToRight"/>
+                            </Border>
+                            <ContentPresenter Grid.Column="1" x:Name="ContentPresenter" ContentTemplate="{TemplateBinding HeaderTemplate}" Content="{TemplateBinding Header}" ContentSource="Header" Margin="10" RecognizesAccessKey="True" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" Uid="ContentPresenter_33"/>
+                            <TextBlock x:Name="InputGestureText" Margin="0,0,10,0" Grid.Column="3" VerticalAlignment="Center" HorizontalAlignment="Left" Text="{TemplateBinding InputGestureText}" Uid="TextBlock_10"/>
+                        </Grid>
+                    </Border>
+                    <ControlTemplate.Triggers>
+                        <Trigger Property="IsChecked" Value="True">
+                            <Setter Property="Visibility" TargetName="GlyphPanel" Value="Visible"/>
+                        </Trigger>
+                        <Trigger Property="Icon" Value="{x:Null}">
+                            <Setter Property="Visibility" TargetName="Icon" Value="Collapsed"/>
+                        </Trigger>
+                    </ControlTemplate.Triggers>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+        <Style.Triggers>
+            <Trigger Property="Role" Value="TopLevelHeader">
+                <Setter Property="Margin" Value="0"/>
+                <Setter Property="Padding" Value="10,0"/>
+                <Setter Property="Template">
+                    <Setter.Value>
+                        <ControlTemplate TargetType="MenuItem">
+                            <Border MinWidth="44" Height="{TemplateBinding Height}" x:Name="templateRoot" BorderBrush="{TemplateBinding BorderBrush}" BorderThickness="1,1,1,0" Background="{TemplateBinding Background}" SnapsToDevicePixels="True">
+                                <Grid VerticalAlignment="Center">
+                                    <Grid.ColumnDefinitions>
+                                        <ColumnDefinition Width="Auto"/>
+                                        <ColumnDefinition Width="Auto"/>
+                                    </Grid.ColumnDefinitions>
+                                    <ContentPresenter x:Name="Icon" Visibility="Collapsed" Content="{TemplateBinding Icon}" ContentSource="Icon" HorizontalAlignment="Right" Height="16" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" VerticalAlignment="Center" Width="16"/>
+                                    <Border Grid.Column="0" x:Name="GlyphPanel" CornerRadius="2" Background="{DynamicResource PrimaryBrush}" ClipToBounds="False" HorizontalAlignment="Right" Height="16" Visibility="Collapsed" VerticalAlignment="Center" Width="16">
+                                        <Path x:Name="Glyph" Margin="2" Stretch="Uniform" HorizontalAlignment="Center" VerticalAlignment="Center" Data="F1 M 9.97498,1.22334L 4.6983,9.09834L 4.52164,9.09834L 0,5.19331L 1.27664,3.52165L 4.255,6.08833L 8.33331,1.52588e-005L 9.97498,1.22334 Z " Fill="White" FlowDirection="LeftToRight"/>
+                                    </Border>
+                                    <ContentPresenter x:Name="menuHeaderContainer" ContentTemplate="{TemplateBinding HeaderTemplate}" Content="{TemplateBinding Header}" Grid.Column="1" ContentStringFormat="{TemplateBinding HeaderStringFormat}" ContentSource="Header" Margin="{TemplateBinding Padding}" RecognizesAccessKey="True" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}"/>
+                                    <Popup Grid.Column="0" x:Name="PART_Popup" PlacementTarget="{Binding ElementName=templateRoot}" AllowsTransparency="True" Focusable="False" IsOpen="{Binding IsSubmenuOpen, RelativeSource={RelativeSource TemplatedParent}}" Placement="Bottom">
+                                        <controls:SimplePanel>
+                                            <Border CornerRadius="0,0,2,2" x:Name="SubMenuBorder" BorderThickness="1" BorderBrush="{DynamicResource BorderBrush}" Background="{DynamicResource RegionBrush}">
+                                                <ScrollViewer Style="{StaticResource ScrollViewerUpDown}" Margin="0,6">
+                                                    <ItemsPresenter x:Name="ItemsPresenter" KeyboardNavigation.DirectionalNavigation="Cycle" Grid.IsSharedSizeScope="True" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" KeyboardNavigation.TabNavigation="Cycle"/>
+                                                </ScrollViewer>
+                                            </Border>
+                                            <Border Height="1" Background="{DynamicResource RegionBrush}" VerticalAlignment="Top" BorderThickness="1,0" BorderBrush="{DynamicResource BorderBrush}" HorizontalAlignment="Left" Width="{Binding ActualWidth,ElementName=templateRoot}"/>
+                                        </controls:SimplePanel>
+                                    </Popup>
+                                </Grid>
+                            </Border>
+                            <ControlTemplate.Triggers>
+                                <Trigger Property="Icon" Value="{x:Null}">
+                                    <Setter Property="Visibility" TargetName="Icon" Value="Collapsed"/>
+                                </Trigger>
+                                <Trigger Property="IsChecked" Value="True">
+                                    <Setter Property="Visibility" TargetName="GlyphPanel" Value="Visible"/>
+                                    <Setter Property="Visibility" TargetName="Icon" Value="Collapsed"/>
+                                </Trigger>
+                                <Trigger Property="IsHighlighted" Value="True">
+                                    <Setter Property="Background" TargetName="templateRoot" Value="{DynamicResource DarkDefaultBrush}"/>
+                                    <Setter Property="TextElement.Foreground" TargetName="menuHeaderContainer" Value="{DynamicResource PrimaryTextBrush}"/>
+                                </Trigger>
+                                <Trigger Property="IsSubmenuOpen" Value="True">
+                                    <Setter Property="BorderBrush" TargetName="templateRoot" Value="{DynamicResource BorderBrush}"/>
+                                    <Setter Property="Background" TargetName="templateRoot" Value="{DynamicResource RegionBrush}"/>
+                                    <Setter Property="TextElement.Foreground" TargetName="menuHeaderContainer" Value="{DynamicResource PrimaryTextBrush}"/>
+                                </Trigger>
+                            </ControlTemplate.Triggers>
+                        </ControlTemplate>
+                    </Setter.Value>
+                </Setter>
+            </Trigger>
+            <Trigger Property="Role" Value="TopLevelItem">
+                <Setter Property="Margin" Value="0"/>
+                <Setter Property="Padding" Value="10,0"/>
+                <Setter Property="Template">
+                    <Setter.Value>
+                        <ControlTemplate TargetType="MenuItem">
+                            <Border Padding="{TemplateBinding Padding}" x:Name="templateRoot" Height="{TemplateBinding Height}" BorderBrush="{TemplateBinding BorderBrush}" BorderThickness="1,1,1,0" Background="{TemplateBinding Background}" SnapsToDevicePixels="True">
+                                <Grid>
+                                    <Grid.ColumnDefinitions>
+                                        <ColumnDefinition Width="Auto"/>
+                                        <ColumnDefinition/>
+                                    </Grid.ColumnDefinitions>
+                                    <ContentPresenter x:Name="Icon" Visibility="Collapsed" HorizontalAlignment="Left" Content="{TemplateBinding Icon}" ContentSource="Icon" Height="16" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" VerticalAlignment="Center" Width="16"/>
+                                    <Border Grid.Column="0" x:Name="GlyphPanel" CornerRadius="2" Background="{DynamicResource PrimaryBrush}" ClipToBounds="False" HorizontalAlignment="Right" Height="16" Visibility="Collapsed" VerticalAlignment="Center" Width="16">
+                                        <Path x:Name="Glyph" Margin="2" Stretch="Uniform" HorizontalAlignment="Center" VerticalAlignment="Center" Data="F1 M 9.97498,1.22334L 4.6983,9.09834L 4.52164,9.09834L 0,5.19331L 1.27664,3.52165L 4.255,6.08833L 8.33331,1.52588e-005L 9.97498,1.22334 Z " Fill="White" FlowDirection="LeftToRight"/>
+                                    </Border>
+                                    <ContentPresenter x:Name="menuHeaderContainer" ContentTemplate="{TemplateBinding HeaderTemplate}" Content="{TemplateBinding Header}" Grid.Column="1" ContentStringFormat="{TemplateBinding HeaderStringFormat}" ContentSource="Header" HorizontalAlignment="Left" RecognizesAccessKey="True" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" VerticalAlignment="Center"/>
+                                </Grid>
+                            </Border>
+                            <ControlTemplate.Triggers>
+                                <Trigger Property="Icon" Value="{x:Null}">
+                                    <Setter Property="Visibility" TargetName="Icon" Value="Collapsed"/>
+                                </Trigger>
+                                <Trigger Property="IsChecked" Value="True">
+                                    <Setter Property="Visibility" TargetName="GlyphPanel" Value="Visible"/>
+                                    <Setter Property="Visibility" TargetName="Icon" Value="Collapsed"/>
+                                </Trigger>
+                                <Trigger Property="IsHighlighted" Value="True">
+                                    <Setter Property="Background" TargetName="templateRoot" Value="{DynamicResource DarkDefaultBrush}"/>
+                                    <Setter Property="TextElement.Foreground" TargetName="menuHeaderContainer" Value="{DynamicResource PrimaryTextBrush}"/>
+                                </Trigger>
+                                <Trigger Property="IsSubmenuOpen" Value="True">
+                                    <Setter Property="Background" TargetName="templateRoot" Value="White"/>
+                                    <Setter Property="TextElement.Foreground" TargetName="menuHeaderContainer" Value="{DynamicResource PrimaryTextBrush}"/>
+                                </Trigger>
+                                <MultiTrigger>
+                                    <MultiTrigger.Conditions>
+                                        <Condition Property="IsHighlighted" Value="True"/>
+                                        <Condition Property="IsEnabled" Value="False"/>
+                                    </MultiTrigger.Conditions>
+                                    <Setter Property="Background" TargetName="templateRoot" Value="#0A000000"/>
+                                    <Setter Property="BorderBrush" TargetName="templateRoot" Value="#21000000"/>
+                                </MultiTrigger>
+                            </ControlTemplate.Triggers>
+                        </ControlTemplate>
+                    </Setter.Value>
+                </Setter>
+            </Trigger>
+            <Trigger Property="Role" Value="SubmenuHeader">
+                <Setter Property="DockPanel.Dock" Value="Top"/>
+                <Setter Property="Padding" Value="0"/>
+                <Setter Property="Foreground" Value="{DynamicResource PrimaryTextBrush}"/>
+                <Setter Property="Template">
+                    <Setter.Value>
+                        <ControlTemplate TargetType="MenuItem">
+                            <Border x:Name="Bd" MinWidth="240" BorderBrush="{TemplateBinding BorderBrush}" BorderThickness="{TemplateBinding BorderThickness}" Background="{TemplateBinding Background}" SnapsToDevicePixels="True" Uid="Border_42">
+                                <Grid x:Name="Grid" Uid="Grid_50">
+                                    <Grid.ColumnDefinitions>
+                                        <ColumnDefinition Width="26"/>
+                                        <ColumnDefinition Width="*"/>
+                                        <ColumnDefinition Width="30"/>
+                                        <ColumnDefinition SharedSizeGroup="MenuItemIGTColumnGroup" Width="Auto"/>
+                                        <ColumnDefinition Width="20"/>
+                                    </Grid.ColumnDefinitions>
+                                    <ContentPresenter x:Name="Icon" Content="{TemplateBinding Icon}" ContentSource="Icon" HorizontalAlignment="Right" Height="16" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" VerticalAlignment="Center" Width="16"/>
+                                    <Border Grid.Column="0" x:Name="GlyphPanel" CornerRadius="2" Background="{DynamicResource PrimaryBrush}" ClipToBounds="False" HorizontalAlignment="Right" Height="16" Visibility="Hidden" VerticalAlignment="Center" Width="16">
+                                        <Path x:Name="Glyph" Margin="2" Stretch="Uniform" HorizontalAlignment="Center" VerticalAlignment="Center" Data="F1 M 9.97498,1.22334L 4.6983,9.09834L 4.52164,9.09834L 0,5.19331L 1.27664,3.52165L 4.255,6.08833L 8.33331,1.52588e-005L 9.97498,1.22334 Z " Fill="White" FlowDirection="LeftToRight"/>
+                                    </Border>
+                                    <ContentPresenter TextElement.Foreground="{TemplateBinding Foreground}"  x:Name="ContentPresenter" ContentTemplate="{TemplateBinding HeaderTemplate}" Content="{TemplateBinding Header}" Grid.Column="1" ContentSource="Header" Margin="10" RecognizesAccessKey="True" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" Uid="ContentPresenter_39"/>
+                                    <Path x:Name="Path" Grid.Column="4" Width="10" Height="10" HorizontalAlignment="Left" Data="{StaticResource RightGeometry}" Stretch="Uniform" Fill="{TemplateBinding Foreground}" Uid="Path_16" VerticalAlignment="Center"/>
+                                    <Popup Grid.Column="1" x:Name="PART_Popup" AllowsTransparency="True" Focusable="False" IsOpen="{Binding IsSubmenuOpen, RelativeSource={RelativeSource TemplatedParent}}" Placement="Right" VerticalOffset="-7">
+                                        <Border CornerRadius="2" x:Name="SubMenuBorder" BorderThickness="1" BorderBrush="{DynamicResource BorderBrush}" Background="{DynamicResource RegionBrush}">
+                                            <ScrollViewer Style="{StaticResource ScrollViewerUpDown}" Margin="0,6">
+                                                <ItemsPresenter x:Name="ItemsPresenter" KeyboardNavigation.DirectionalNavigation="Cycle" Grid.IsSharedSizeScope="True" SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" KeyboardNavigation.TabNavigation="Cycle"/>
+                                            </ScrollViewer>
+                                        </Border>
+                                    </Popup>
+                                </Grid>
+                            </Border>
+                            <ControlTemplate.Triggers>
+                                <Trigger Property="IsChecked" Value="True">
+                                    <Setter Property="Visibility" TargetName="GlyphPanel" Value="Visible"/>
+                                </Trigger>
+                            </ControlTemplate.Triggers>
+                        </ControlTemplate>
+                    </Setter.Value>
+                </Setter>
+            </Trigger>
+            <Trigger Property="IsHighlighted" Value="True">
+                <Setter Property="Background" Value="{DynamicResource DarkDefaultBrush}"/>
+            </Trigger>
+            <Trigger Property="IsEnabled" Value="False">
+                <Setter Property="Opacity" Value=".4"/>
+            </Trigger>
+        </Style.Triggers>
+    </Style>
+
+    <Style x:Key="MenuBaseStyle" TargetType="Menu">
+        <Setter Property="OverridesDefaultStyle" Value="True"/>
+        <Setter Property="Background" Value="{DynamicResource RegionBrush}"/>
+        <Setter Property="FontSize" Value="12"/>
+        <Setter Property="FontStyle" Value="Normal"/>
+        <Setter Property="FontWeight" Value="Normal"/>
+        <Setter Property="Foreground" Value="{DynamicResource PrimaryTextBrush}"/>
+        <Setter Property="VerticalContentAlignment" Value="Center"/>
+        <Setter Property="ItemContainerStyle" Value="{StaticResource MenuItemBaseStyle}"/>
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="Menu">
+                    <Border BorderBrush="{TemplateBinding BorderBrush}" BorderThickness="{TemplateBinding BorderThickness}" Background="{TemplateBinding Background}" Padding="{TemplateBinding Padding}" SnapsToDevicePixels="true">
+                        <ItemsPresenter SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}"/>
+                    </Border>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+    </Style>
+
+</ResourceDictionary>
\ No newline at end of file
diff --git a/src/Shared/HandyControl_Shared/Themes/Styles/Base/ScrollViewerBaseStyle.xaml b/src/Shared/HandyControl_Shared/Themes/Styles/Base/ScrollViewerBaseStyle.xaml
index b3321e30..2b4074af 100644
--- a/src/Shared/HandyControl_Shared/Themes/Styles/Base/ScrollViewerBaseStyle.xaml
+++ b/src/Shared/HandyControl_Shared/Themes/Styles/Base/ScrollViewerBaseStyle.xaml
@@ -158,6 +158,12 @@
         </ControlTemplate.Triggers>
     </ControlTemplate>
 
+    <Style x:Key="ScrollViewerNativeBaseStyle" TargetType="ScrollViewer">
+        <Setter Property="VerticalScrollBarVisibility" Value="Auto"/>
+        <Setter Property="Focusable" Value="False"/>
+        <Setter Property="Template" Value="{StaticResource ScrollViewerNativeBaseControlTemplate}"/>
+    </Style>
+
     <ControlTemplate x:Key="ScrollViewerBaseControlTemplate" TargetType="controls:ScrollViewer">
         <ControlTemplate.Resources>
             <Storyboard x:Key="Storyboard1">
@@ -199,12 +205,6 @@
             </EventTrigger>
         </ControlTemplate.Triggers>
     </ControlTemplate>
-
-    <Style x:Key="ScrollViewerNativeBaseStyle" TargetType="ScrollViewer">
-        <Setter Property="VerticalScrollBarVisibility" Value="Auto"/>
-        <Setter Property="Focusable" Value="False"/>
-        <Setter Property="Template" Value="{StaticResource ScrollViewerNativeBaseControlTemplate}"/>
-    </Style>
     
     <Style x:Key="ScrollViewerBaseStyle" TargetType="controls:ScrollViewer">
         <Setter Property="VerticalScrollBarVisibility" Value="Auto"/>
diff --git a/src/Shared/HandyControl_Shared/Themes/Styles/Base/ToolBarBaseStyle.xaml b/src/Shared/HandyControl_Shared/Themes/Styles/Base/ToolBarBaseStyle.xaml
index 308f284c..479c6959 100644
--- a/src/Shared/HandyControl_Shared/Themes/Styles/Base/ToolBarBaseStyle.xaml
+++ b/src/Shared/HandyControl_Shared/Themes/Styles/Base/ToolBarBaseStyle.xaml
@@ -9,7 +9,7 @@
         <ResourceDictionary Source="../RadioButton.xaml"/>
         <ResourceDictionary Source="../ComboBox.xaml"/>
         <ResourceDictionary Source="../TextBox.xaml"/>
-        <ResourceDictionary Source="../ContextMenu.xaml"/>
+        <ResourceDictionary Source="../Menu.xaml"/>
     </ResourceDictionary.MergedDictionaries>
 
     <Style x:Key="{x:Static ToolBar.SeparatorStyleKey}" TargetType="Separator">
diff --git a/src/Shared/HandyControl_Shared/Themes/Styles/ContextMenu.xaml b/src/Shared/HandyControl_Shared/Themes/Styles/ContextMenu.xaml
index b7c0c75d..23565daf 100644
--- a/src/Shared/HandyControl_Shared/Themes/Styles/ContextMenu.xaml
+++ b/src/Shared/HandyControl_Shared/Themes/Styles/ContextMenu.xaml
@@ -4,12 +4,6 @@
         <ResourceDictionary Source="Base/ContextMenuBaseStyle.xaml"/>
     </ResourceDictionary.MergedDictionaries>
 
-    <!--默认普通菜单-->
     <Style BasedOn="{StaticResource ContextMenuBaseStyle}" TargetType="ContextMenu"/>
 
-    <!--默认普通菜单项-->
-    <Style BasedOn="{StaticResource MenuItemBaseStyle}" TargetType="MenuItem"/>
-
-    <Style BasedOn="{StaticResource MenuBaseStyle}" TargetType="Menu"/>
-
 </ResourceDictionary>
\ No newline at end of file
diff --git a/src/Shared/HandyControl_Shared/Themes/Styles/Expander.xaml b/src/Shared/HandyControl_Shared/Themes/Styles/Expander.xaml
index 9b0aef90..c5c7a3cf 100644
--- a/src/Shared/HandyControl_Shared/Themes/Styles/Expander.xaml
+++ b/src/Shared/HandyControl_Shared/Themes/Styles/Expander.xaml
@@ -1,54 +1,9 @@
-<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
-                    xmlns:controls="clr-namespace:HandyControl.Controls">
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation">
 
     <ResourceDictionary.MergedDictionaries>
-        <ResourceDictionary Source="../Basic/Geometries.xaml"/>
-        <ResourceDictionary Source="ToggleButton.xaml"/>
+        <ResourceDictionary Source="Base/ExpanderBaseStyle.xaml"/>
     </ResourceDictionary.MergedDictionaries>
 
-    <Style TargetType="Expander">
-        <Setter Property="Foreground" Value="White"/>
-        <Setter Property="Background" Value="{DynamicResource TitleBrush}"/>
-        <Setter Property="HorizontalContentAlignment" Value="Stretch"/>
-        <Setter Property="VerticalContentAlignment" Value="Stretch"/>
-        <Setter Property="BorderBrush" Value="Transparent"/>
-        <Setter Property="BorderThickness" Value="1"/>
-        <Setter Property="MinHeight" Value="32"/>
-        <Setter Property="Template">
-            <Setter.Value>
-                <ControlTemplate TargetType="Expander">
-                    <Border BorderBrush="{TemplateBinding BorderBrush}" BorderThickness="{TemplateBinding BorderThickness}" Background="{TemplateBinding Background}">
-                        <Grid>
-                            <Grid.RowDefinitions>
-                                <RowDefinition Height="Auto"/>
-                                <RowDefinition/>
-                            </Grid.RowDefinitions>
-                            <ToggleButton Focusable="False" Padding="10,0,0,0" Foreground="{TemplateBinding Foreground}" Grid.ColumnSpan="2" HorizontalContentAlignment="Stretch" IsChecked="{Binding IsExpanded, Mode=TwoWay, RelativeSource={RelativeSource TemplatedParent}}" Width="{TemplateBinding Width}" Height="{TemplateBinding MinHeight}" Style="{StaticResource ToggleButtonCustom}">
-                                <ToggleButton.Content>
-                                    <Grid>
-                                        <Grid.ColumnDefinitions>
-                                            <ColumnDefinition/>
-                                            <ColumnDefinition Width="{TemplateBinding MinHeight}"/>
-                                        </Grid.ColumnDefinitions>
-                                        <ContentPresenter ContentSource="Header"/>
-                                        <ToggleButton Foreground="{TemplateBinding Foreground}" Grid.Column="1" Padding="0" Margin="0,0,10,0" Width="12" Height="12" VerticalAlignment="Center" HorizontalAlignment="Right" IsChecked="{Binding IsExpanded, Mode=TwoWay, RelativeSource={RelativeSource TemplatedParent}}" controls:IconSwitchElement.Geometry="{StaticResource DownGeometry}" controls:IconSwitchElement.GeometrySelected="{StaticResource UpGeometry}" Style="{StaticResource ToggleButtonIconTransparent}"/>
-                                    </Grid>
-                                </ToggleButton.Content>
-                            </ToggleButton>
-                            <ContentPresenter Name="ExpandSite" Visibility="Collapsed" Grid.Row="1" Grid.Column="0"/>
-                        </Grid>
-                    </Border>
-                    <ControlTemplate.Triggers>
-                        <Trigger Property="IsExpanded" Value="true">
-                            <Setter Property="Visibility" TargetName="ExpandSite" Value="Visible"/>
-                        </Trigger>
-                        <Trigger Property="IsEnabled" Value="false">
-                            <Setter Property="Opacity" Value="2"/>
-                        </Trigger>
-                    </ControlTemplate.Triggers>
-                </ControlTemplate>
-            </Setter.Value>
-        </Setter>
-    </Style>
+    <Style BasedOn="{StaticResource ExpanderBaseStyle}" TargetType="Expander"/>
 
 </ResourceDictionary>
\ No newline at end of file
diff --git a/src/Shared/HandyControl_Shared/Themes/Styles/Menu.xaml b/src/Shared/HandyControl_Shared/Themes/Styles/Menu.xaml
new file mode 100644
index 00000000..648e4de5
--- /dev/null
+++ b/src/Shared/HandyControl_Shared/Themes/Styles/Menu.xaml
@@ -0,0 +1,11 @@
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation">
+
+    <ResourceDictionary.MergedDictionaries>
+        <ResourceDictionary Source="Base/MenuBaseStyle.xaml"/>
+    </ResourceDictionary.MergedDictionaries>
+
+    <Style BasedOn="{StaticResource MenuItemBaseStyle}" TargetType="MenuItem"/>
+
+    <Style BasedOn="{StaticResource MenuBaseStyle}" TargetType="Menu"/>
+
+</ResourceDictionary>
\ No newline at end of file
diff --git a/src/Shared/HandyControl_Shared/Themes/Styles/ScrollViewer.xaml b/src/Shared/HandyControl_Shared/Themes/Styles/ScrollViewer.xaml
index cb14a780..67340164 100644
--- a/src/Shared/HandyControl_Shared/Themes/Styles/ScrollViewer.xaml
+++ b/src/Shared/HandyControl_Shared/Themes/Styles/ScrollViewer.xaml
@@ -4,6 +4,9 @@
 
     <ResourceDictionary.MergedDictionaries>
         <ResourceDictionary Source="Base/ScrollViewerBaseStyle.xaml"/>
+        <ResourceDictionary Source="../Basic/Converters.xaml"/>
+        <ResourceDictionary Source="../Basic/Geometries.xaml"/>
+        <ResourceDictionary Source="RepeatButton.xaml"/>
     </ResourceDictionary.MergedDictionaries>
 
     <!--default style-->
@@ -11,4 +14,40 @@
 
     <Style BasedOn="{StaticResource ScrollViewerBaseStyle}" TargetType="controls:ScrollViewer"/>
 
+    <Style x:Key="ScrollViewerUpDownRepeatButtonStyle" BasedOn="{StaticResource RepeatButtonIcon}" TargetType="RepeatButton">
+        <Setter Property="HorizontalAlignment" Value="Stretch"/>
+        <Setter Property="Height" Value="10"/>
+        <Setter Property="Padding" Value="0,2"/>
+        <Setter Property="Foreground" Value="{DynamicResource PrimaryTextBrush}"/>
+        <Setter Property="Visibility">
+            <Setter.Value>
+                <MultiBinding FallbackValue="Visibility.Collapsed" Converter="{StaticResource MenuScrollingVisibilityConverter}" ConverterParameter="0">
+                    <Binding RelativeSource="{RelativeSource TemplatedParent}" Path="ComputedVerticalScrollBarVisibility" />
+                    <Binding RelativeSource="{RelativeSource TemplatedParent}" Path="VerticalOffset" />
+                    <Binding RelativeSource="{RelativeSource TemplatedParent}" Path="ExtentHeight" />
+                    <Binding RelativeSource="{RelativeSource TemplatedParent}" Path="ViewportHeight" />
+                </MultiBinding>
+            </Setter.Value>
+        </Setter>
+    </Style>
+    
+    <ControlTemplate x:Key="ScrollViewerUpDownControlTemplate" TargetType="ScrollViewer">
+        <Grid x:Name="Grid" Background="{TemplateBinding Background}">
+            <Grid.RowDefinitions>
+                <RowDefinition Height="Auto"/>
+                <RowDefinition/>
+                <RowDefinition Height="Auto"/>
+            </Grid.RowDefinitions>
+            <RepeatButton Style="{StaticResource ScrollViewerUpDownRepeatButtonStyle}" controls:IconElement.Geometry="{StaticResource UpGeometry}" CommandTarget="{Binding RelativeSource={RelativeSource TemplatedParent}}" Command="{x:Static ScrollBar.LineUpCommand}"/>
+            <ScrollContentPresenter x:Name="PART_ScrollContentPresenter" CanContentScroll="{TemplateBinding CanContentScroll}" CanHorizontallyScroll="False" CanVerticallyScroll="False" ContentTemplate="{TemplateBinding ContentTemplate}" Content="{TemplateBinding Content}" Grid.Column="0" Margin="{TemplateBinding Padding}" Grid.Row="1"/>
+            <RepeatButton Style="{StaticResource ScrollViewerUpDownRepeatButtonStyle}" controls:IconElement.Geometry="{StaticResource DownGeometry}" CommandTarget="{Binding RelativeSource={RelativeSource TemplatedParent}}" Grid.Row="2" Command="{x:Static ScrollBar.LineDownCommand}"/>
+        </Grid>
+    </ControlTemplate>
+    
+    <Style x:Key="ScrollViewerUpDown" TargetType="ScrollViewer">
+        <Setter Property="VerticalScrollBarVisibility" Value="Auto"/>
+        <Setter Property="Focusable" Value="False"/>
+        <Setter Property="Template" Value="{StaticResource ScrollViewerUpDownControlTemplate}"/>
+    </Style>
+
 </ResourceDictionary>
\ No newline at end of file
diff --git a/src/Shared/HandyControl_Shared/Themes/Styles/Style.xaml b/src/Shared/HandyControl_Shared/Themes/Styles/Style.xaml
index b0a5e19a..ac89c3a5 100644
--- a/src/Shared/HandyControl_Shared/Themes/Styles/Style.xaml
+++ b/src/Shared/HandyControl_Shared/Themes/Styles/Style.xaml
@@ -18,6 +18,7 @@
         <ResourceDictionary Source="TabControl.xaml"/>
         <ResourceDictionary Source="ListBox.xaml"/>
         <ResourceDictionary Source="Loading.xaml"/>
+        <ResourceDictionary Source="Menu.xaml"/>
         <ResourceDictionary Source="ContextMenu.xaml"/>
         <ResourceDictionary Source="ToolTip.xaml"/>
         <ResourceDictionary Source="Expander.xaml"/>