add ButtonGroup

replaced RadioButton with ButtonGroup

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

@@ -0,0 +1,28 @@
+<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">
+
+    <ItemsPanelTemplate x:Key="ButtonGroupHorizontalItemsPanelTemplate">
+        <UniformGrid FocusVisualStyle="{x:Null}" Rows="1"/>
+    </ItemsPanelTemplate>
+
+    <ItemsPanelTemplate x:Key="ButtonGroupVerticalItemsPanelTemplate">
+        <UniformGrid FocusVisualStyle="{x:Null}" Columns="1"/>
+    </ItemsPanelTemplate>
+
+    <Style x:Key="ButtonGroupBaseStyle" TargetType="controls:ButtonGroup">
+        <Setter Property="VerticalAlignment" Value="Top"/>
+        <Setter Property="FocusVisualStyle" Value="{x:Null}"/>
+        <Setter Property="Focusable" Value="False"/>
+        <Setter Property="ItemsPanel" Value="{StaticResource ButtonGroupHorizontalItemsPanelTemplate}"/>
+        <Setter Property="controls:TitleElement.BorderBrush" Value="{DynamicResource PrimaryBrush}"/>
+        <Setter Property="controls:TitleElement.Background" Value="{DynamicResource RegionBrush}"/>
+        <Setter Property="controls:TitleElement.Foreground" Value="{DynamicResource PrimaryBrush}"/>
+        <Style.Triggers>
+            <Trigger Property="Orientation" Value="Vertical">
+                <Setter Property="ItemsPanel" Value="{StaticResource ButtonGroupVerticalItemsPanelTemplate}"/>
+            </Trigger>
+        </Style.Triggers>
+    </Style>
+
+</ResourceDictionary>