NEIntelligentControl-jnxj/NEIntelligentControl2/Views/BoostStation/Breaker.xaml

<UserControl x:Class="NEIntelligentControl2.Views.BoostStation.Breaker"
             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.BoostStation"
             mc:Ignorable="d" 
             Width="15" Height="27" Background="#02000000" Loaded="UserControl_Loaded">

    <Rectangle Width="{Binding RelativeSource={RelativeSource AncestorType={x:Type UserControl}, Mode=FindAncestor}, Path=Width}" Height="{Binding RelativeSource={RelativeSource AncestorType={x:Type UserControl}, Mode=FindAncestor}, Path=Height}" MouseLeftButtonDown="Rectangle_MouseLeftButtonDown">
        <Rectangle.Style>
            <Style TargetType="Rectangle">
                <Style.Triggers>
                    <DataTrigger Binding="{Binding RelativeSource={RelativeSource AncestorType={x:Type UserControl}, Mode=FindAncestor}, Path=IsSelected}" Value="True">
                        <Setter Property="Effect">
                            <Setter.Value>
                                <DropShadowEffect ShadowDepth="0" BlurRadius="9" Color="WhiteSmoke"/>
                            </Setter.Value>
                        </Setter>
                    </DataTrigger>
                    <DataTrigger Binding="{Binding RelativeSource={RelativeSource AncestorType={x:Type UserControl}, Mode=FindAncestor}, Path=Value}" Value="-1">
                        <Setter Property="Fill" Value="DarkGray"/>
                    </DataTrigger>
                    <DataTrigger Binding="{Binding RelativeSource={RelativeSource AncestorType={x:Type UserControl}, Mode=FindAncestor}, Path=Value}" Value="1">
                        <Setter Property="Fill" Value="#FFFF0005"/>
                    </DataTrigger>
                    <DataTrigger Binding="{Binding RelativeSource={RelativeSource AncestorType={x:Type UserControl}, Mode=FindAncestor}, Path=Value}" Value="0">
                        <Setter Property="Fill" Value="#FF419B48"/>
                    </DataTrigger>
                </Style.Triggers>
            </Style>
        </Rectangle.Style>
    </Rectangle>
</UserControl>