自定义radiobutton样式代码:

<windows.Resources>

<LinearGradientBrush x:Key="CheckRadioFillNormal">
<GradientStop Color="#FFD2D4D2" Offset="0"/>
<GradientStop Color="#FFFFFFFF" Offset="1"/>
</LinearGradientBrush>
<LinearGradientBrush x:Key="CheckRadioStrokeNormal">
<GradientStop Color="#FF004C94" Offset="0"/>
<GradientStop Color="#FF003C74" Offset="1"/>
</LinearGradientBrush>
<Style x:Key="CheckRadioFocusVisual">
<Setter Property="Control.Template">
<Setter.Value>
<ControlTemplate>
<Rectangle Margin="14,0,0,0" SnapsToDevicePixels="true" Stroke="{DynamicResource {x:Static SystemColors.ControlTextBrushKey}}" StrokeThickness="1" StrokeDashArray="1 2"/>
</ControlTemplate>
</Setter.Value>
</Setter>
</Style>
<Style x:Key="RadioButtonColorStyle" TargetType="{x:Type RadioButton}">
<Setter Property="Foreground" Value="http://www.mamicode.com/{DynamicResource {x:Static SystemColors.ControlTextBrushKey}}"/>
<Setter Property="Background" Value="http://www.mamicode.com/{StaticResource CheckRadioFillNormal}"/>
<Setter Property="BorderBrush" Value="http://www.mamicode.com/{StaticResource CheckRadioStrokeNormal}"/>
<Setter Property="BorderThickness" Value="http://www.mamicode.com/1"/>
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="{x:Type RadioButton}">
<Grid>
<!--背景颜色 透明度 边框弧度-->
<Rectangle x:Name="rectangle" Fill="LightGray" Stroke="Black" Opacity="1" RadiusX="0" RadiusY="0" StrokeThickness="0"/>
<!--字体颜色, 字体大小-->
<TextBlock x:Name="textBlock" Margin="8,0" TextWrapping="Wrap" Text="{TemplateBinding Content}" HorizontalAlignment="Center" VerticalAlignment="Center" Height="27.137" FontSize="18.667" Foreground="Black"/>
</Grid>
<ControlTemplate.Triggers>
<Trigger Property="GroupName" Value=""/>
<Trigger Property="GroupName" Value=""/>
<!--鼠标点击触发器, 背景颜色-->
<Trigger Property="IsChecked" Value="http://www.mamicode.com/True">
<Setter Property="Fill" TargetName="rectangle" Value="http://www.mamicode.com/#8B0000"/>
<Setter Property="Opacity" TargetName="rectangle" Value="http://www.mamicode.com/1"/>
<Setter Property="Foreground" TargetName="textBlock">
<Setter.Value>
<LinearGradientBrush>
<!--鼠标点击触发器, 修改字体颜色-->
<GradientStop Color="#FFFFFF" Offset="0"/>
<GradientStop Color="#FFFFFF" Offset="1"/>
</LinearGradientBrush>
</Setter.Value>
</Setter>
</Trigger>
<!--鼠标移入移出触发器-->
<Trigger Property="IsMouseOver" Value="http://www.mamicode.com/True">
<Setter Property="Effect" TargetName="rectangle" Value="http://www.mamicode.com/{x:Null}"/>
<Setter Property="Fill" TargetName="rectangle" Value="http://www.mamicode.com/#AAAAAA"/>
</Trigger>
<Trigger Property="HasContent" Value="http://www.mamicode.com/true">
<Setter Property="FocusVisualStyle" Value="http://www.mamicode.com/{StaticResource CheckRadioFocusVisual}"/>
<Setter Property="Padding" Value="http://www.mamicode.com/2,0,0,0"/>
</Trigger>
<Trigger Property="IsEnabled" Value="http://www.mamicode.com/false">
<Setter Property="Foreground" Value="http://www.mamicode.com/{DynamicResource {x:Static SystemColors.GrayTextBrushKey}}"/>
</Trigger>
</ControlTemplate.Triggers>
</ControlTemplate>
</Setter.Value>
</Setter>
</Style>

</windows.Resources>

调用radiobutton样式代码

<RadioButton Content="用户管理" Name="UserManager" FontSize="18" VerticalContentAlignment="Center" HorizontalAlignment="Stretch" Grid.Row="4" VerticalAlignment="Stretch" Margin="0,0,0,0" Checked="RBUserManager_Checked" Style="{DynamicResource RadioButtonColorStyle}"/>

wpf radiobuttong 去前面的圆点, 自定义radiobutton样式