<Style x:Key="Tong_Yong_RadioButtonStyle" TargetType="{x:Type RadioButton}">

                 <Setter Property="Foreground" Value="{DynamicResource {x:Static SystemColors.ControlTextBrushKey}}" />

                 <Setter Property="Background" Value="White" />

                 <Setter Property="BorderThickness" Value="" />

                 <Setter Property="HorizontalContentAlignment" Value="Center" />

                 <Setter Property="VerticalContentAlignment" Value="Center" />

                 <Setter Property="Padding" Value="" />

                 <Setter Property="Margin" Value="10,10,0,0" />

                 <Setter Property="Cursor" Value="Hand" />

                 <Setter Property="Height" Value="{Binding Height}" />

                 <Setter Property="Width" Value="{Binding Width}" />

                 <Setter Property="Cursor" Value="Hand" />

                 <Setter Property="Template">

                 <Setter.Value>

                         <ControlTemplate TargetType="{x:Type RadioButton}">

                             <Grid>

                                 <!--  选中或者鼠标移入颜色  -->

                                 <Grid

                                     x:Name="B"

                                     Background="#0099ff"

                                     Visibility="Collapsed" />

                                 <!--  默认颜色  -->

                                 <Grid x:Name="A" Background="{TemplateBinding Background}" />

                                 <ContentPresenter

                                     x:Name="b"

                                     HorizontalAlignment="Center"

                                     VerticalAlignment="Center"

                                     TextBlock.Foreground="White" />

                                 <ContentPresenter

                                     x:Name="a"

                                     HorizontalAlignment="Center"

                                     VerticalAlignment="Center"

                                     TextBlock.Foreground="Black" />

                             </Grid>

  　　　　　　　　　　　　　　　　<ControlTemplate.Triggers>

                                 <Trigger Property="IsChecked" Value="True">

                                     <Setter TargetName="A" Property="Visibility" Value="Collapsed" />

                                     <Setter TargetName="B" Property="Visibility" Value="Visible" />

                                     <Setter TargetName="a" Property="Visibility" Value="Collapsed" />

                                     <Setter TargetName="b" Property="Visibility" Value="Visible" />

                                 </Trigger>

                             </ControlTemplate.Triggers>

                         </ControlTemplate>

                     </Setter.Value>

                 </Setter>

             </Style>

 <RadioButton

                                Width=""

                                Margin=""

                                Content="开"

                                Foreground="Black"

                                Style="{DynamicResource Tong_Yong_RadioButtonStyle}" />

                            <RadioButton

                                Width=""

                                Margin=""

                                Content="关"

                                Foreground="Black"

                                IsChecked="True"

                                Style="{DynamicResource Tong_Yong_RadioButtonStyle}" />