A C# WPF .NET 4.0 NumberBox UserControl

<Window x:Class="NumEditCtrl.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:local="clr-namespace:NumEditCtrl"
        Title="MainWindow" Height="340" Width="385">
    <Window.Resources>
        <Style  x:Key="NumberBoxStyle" TargetType="{x:Type local:NumberBox}">
            <Setter Property="BorderThickness" Value="2"/>
            <Setter Property="BorderBrush" Value="Blue"/>
            <Setter Property="Foreground" Value="Green"/> 
            <Setter Property="TextAlignment" Value="Left"/>
            <Setter Property="CtrlFlags" Value="15"/>
            <Setter Property="DecimalPlaces" Value="3"/>
            <Setter Property="DecimalSeparatorType" Value="Point"/>
            <Setter Property="GroupSeparatorType" Value="Space"/>
            <Setter Property="GroupSize" Value="4"/>
            <Setter Property="NegativeSignType" Value="Minus"/>
            <Setter Property="NegativePatternType" Value="Parentheses"/>
            <Setter Property="NegativeTextBrush" Value="Red"/>
            <Setter Property="ScientificDisplayType" Value="Pow10"/>          
        </Style>
        <Style  x:Key="NewNumBoxStyle" TargetType="{x:Type local:NumberBox}">
            <Setter Property="Background" Value="#FFEEEB"/>
            <Setter Property="Foreground" Value="SeaGreen"/>
            <Setter Property="FontSize" Value="25"/>
            <Setter Property="CtrlFlags" Value="29"/>
            <Setter Property="NegativeSignSide" Value="Suffix"/>
            <Setter Property="NegativePatternType" Value="Symbol_Space"/>
            <Setter Property="NegativeTextBrush" Value="DeepPink"/>
            <Setter Property="DecimalPlaces" Value="-1"/>
        </Style>
    </Window.Resources>
    <Grid Background="AliceBlue">
        <Label Content="Styled NumberBox 1:" Height="28" HorizontalAlignment="Left" Margin="15,0,0,0" VerticalAlignment="Top" Width="332" />
        <local:NumberBox x:Name="NumBoxSty1" Style="{StaticResource NumberBoxStyle}" HorizontalAlignment="Stretch" Margin="15,30,15,0" VerticalAlignment="Top"/>
        <Label Content="Styled NumberBox 2:" Height="28" HorizontalAlignment="Left" Margin="15,50,0,0" VerticalAlignment="Top" Width="332" />
        <local:NumberBox x:Name="NumBoxSty2" Style="{StaticResource NumberBoxStyle}" HorizontalAlignment="Stretch" Margin="15,80,15,0" VerticalAlignment="Top"/>
        <Label Content="Default NumberBox: (with no settings)" Height="28" HorizontalAlignment="Left" Margin="15,100,0,0" VerticalAlignment="Top" Width="266" />
        <local:NumberBox x:Name="DefaultNumBox"  HorizontalAlignment="Stretch" Margin="15,130,15,0" VerticalAlignment="Top"/>
        <Label Content="NumberBox with new style:" Height="28" HorizontalAlignment="Left" Margin="15,150,0,0" VerticalAlignment="Top" Width="266" />
        <local:NumberBox x:Name="NewStyleNumBox" Style="{StaticResource NewNumBoxStyle}" HorizontalAlignment="Stretch" Margin="15,184,15,0" VerticalAlignment="Top"/>
        <Button Content="Change all alignment" Height="23" HorizontalAlignment="Left" Margin="15,229,0,0" Name="butChangeAlignment" VerticalAlignment="Top" Width="125" Click="butChangeAlignment_Click" />
        <Button Content="Disable all" Height="23" HorizontalAlignment="Left" Margin="152,229,0,0" Name="butEnDisable" VerticalAlignment="Top" Width="70" Click="butEnDisable_Click" />
        <Button Content="Show 1st ctrl value" Height="23" HorizontalAlignment="Left" Margin="232,229,0,0" Name="ShowContent" VerticalAlignment="Top" Width="116" Click="ShowContent_Click" />
        <Label  Height="28" HorizontalAlignment="Stretch" Margin="15,261,15,0" Name="FirstCtrlValue" VerticalAlignment="Top"  />
    </Grid>
</Window>