NEIntelligentControl-jnxj/NEIntelligentControl2/Views/AGC/DotView.xaml

<UserControl x:Class="NEIntelligentControl2.Views.AGC.DotView"
             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
             xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
             xmlns:local="clr-namespace:NEIntelligentControl2.Views.AGC"
             mc:Ignorable="d" 
             d:DesignHeight="450" d:DesignWidth="800">
    <UserControl.Resources>
        <Style x:Key="MainRadioButtonStyle" TargetType="{x:Type RadioButton}">
            <Setter Property="Template">
                <Setter.Value>
                    <ControlTemplate TargetType="{x:Type RadioButton}">
                        <Ellipse x:Name="ellipse" Margin="5" MinHeight="9" MinWidth="9" Fill="#FF646464" HorizontalAlignment="Left" VerticalAlignment="Top" StrokeThickness="0"/>
                        <ControlTemplate.Triggers>
                            <Trigger Property="IsMouseOver" Value="true">
                                <Setter Property="Fill" TargetName="ellipse" Value="#FFBBBBBB"/>
                            </Trigger>
                            <Trigger Property="IsChecked" Value="true">
                                <Setter Property="Fill" TargetName="ellipse" Value="White"/>
                            </Trigger>
                            <Trigger Property="IsChecked" Value="{x:Null}">
                                <Setter Property="Fill" TargetName="ellipse" Value="#FF646464"/>
                            </Trigger>
                        </ControlTemplate.Triggers>
                    </ControlTemplate>
                </Setter.Value>
            </Setter>
        </Style>
    </UserControl.Resources>
    <StackPanel x:Name="_SPMain" Orientation="Horizontal" HorizontalAlignment="Center" VerticalAlignment="Center"/>
</UserControl>