add basic files

src/Shared/HandyControl_Shared/Themes/Styles/Base/SideMenuBaseStyle.xaml

@@ -2,8 +2,45 @@
                     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
                     xmlns:controls="clr-namespace:HandyControl.Controls">
 
-    <Style x:Key="SideMenuBaseStyle" TargetType="controls:SideMenu">
+    <Style x:Key="SideMenuItemBaseStyle" TargetType="controls:SideMenuItem">
+        <Setter Property="VerticalContentAlignment" Value="Center"/>
+        <Setter Property="Background" Value="Transparent"/>
+        <Setter Property="MinHeight" Value="44"/>
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="controls:SideMenuItem">
+                    <Border BorderThickness="4,0,0,0" Name="BorderRoot" Background="{TemplateBinding Background}" BorderBrush="{TemplateBinding BorderBrush}">
+                        <DockPanel Margin="{TemplateBinding Padding}">
+                            <ContentPresenter Width="36" ContentSource="Icon" Name="PresenterIcon"/>
+                            <ContentPresenter ContentSource="Header" Margin="6,0,0,0" VerticalAlignment="{TemplateBinding VerticalContentAlignment}" HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}"/>
+                        </DockPanel>
+                    </Border>
+                    <ControlTemplate.Triggers>
+                        <Trigger Property="Icon" Value="{x:Null}">
+                            <Setter TargetName="PresenterIcon" Property="Visibility" Value="Collapsed"/>
+                        </Trigger>
+                        <Trigger Property="IsSelected" Value="True">
+                            <Setter Property="BorderBrush" Value="{DynamicResource PrimaryBrush}"/>
+                            <Setter Property="Background" Value="{DynamicResource BackgroundBrush}"/>
+                        </Trigger>
+                    </ControlTemplate.Triggers>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
+    </Style>
 
+    <Style x:Key="SideMenuBaseStyle" TargetType="controls:SideMenu">
+        <Setter Property="BorderBrush" Value="{DynamicResource BorderBrush}"/>
+        <Setter Property="ItemContainerStyle" Value="{StaticResource SideMenuItemBaseStyle}"/>
+        <Setter Property="Template">
+            <Setter.Value>
+                <ControlTemplate TargetType="controls:SideMenu">
+                    <Border Name="BorderRoot">
+                        <StackPanel x:Name="PART_Panel"/>
+                    </Border>
+                </ControlTemplate>
+            </Setter.Value>
+        </Setter>
     </Style>
 
 </ResourceDictionary>