ApolloNewWorld/FurnaceNewWorld/UIModules/MaintainModule/Controls/SignalLight.xaml

<UserControl x:Class="MaintainModule.Controls.SignalLight"
             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:MaintainModule.Controls"
             mc:Ignorable="d" 
             d:DesignHeight="450" d:DesignWidth="800">
    <UserControl.Resources>
        <ResourceDictionary >
            <ResourceDictionary.MergedDictionaries>
                <ResourceDictionary Source="/UICommon;component/Resources.xaml"/>
            </ResourceDictionary.MergedDictionaries>
        </ResourceDictionary>
    </UserControl.Resources>
    <Grid>
        <Ellipse Stroke="{StaticResource DarkBorderColor}" Fill="{StaticResource NiceGreen}" StrokeThickness="2" Width="16" Height="16"></Ellipse>
    </Grid>
</UserControl>