add FocusVisualStyle for some controls

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

@@ -5,9 +5,11 @@
     <ResourceDictionary.MergedDictionaries>
         <ResourceDictionary Source="../../Basic/Geometries.xaml"/>
         <ResourceDictionary Source="../../Basic/Converters.xaml"/>
+        <ResourceDictionary Source="BaseStyle.xaml"/>
     </ResourceDictionary.MergedDictionaries>
 
     <Style x:Key="RateRateItemBaseStyle" TargetType="controls:RateItem">
+        <Setter Property="Focusable" Value="False"/>
         <Setter Property="Margin" Value="{Binding ItemMargin,RelativeSource={RelativeSource  AncestorType=controls:Rate}}"/>
         <Setter Property="Width" Value="{Binding ItemWidth,RelativeSource={RelativeSource  AncestorType=controls:Rate}}"/>
         <Setter Property="Height" Value="{Binding ItemHeight,RelativeSource={RelativeSource  AncestorType=controls:Rate}}"/>
@@ -62,6 +64,7 @@
     </Style>
 
     <Style x:Key="RateBaseStyle" TargetType="controls:Rate">
+        <Setter Property="Focusable" Value="False"/>
         <Setter Property="ItemMargin" Value="5,0"/>
         <Setter Property="HorizontalAlignment" Value="Left"/>
         <Setter Property="VerticalAlignment" Value="Top"/>