Improve DeliveryAdminWindow

Elwig/App.xaml

@@ -2,9 +2,12 @@
              xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
              xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
              xmlns:local="clr-namespace:Elwig"
+             xmlns:controls="clr-namespace:Elwig.Controls"
              StartupUri="Windows\MainWindow.xaml"
              xmlns:ui="http://schemas.modernwpf.com/2019">
     <Application.Resources>
+        <controls:BoolToStringConverter x:Key="BoolToStarConverter" FalseValue="" TrueValue="*"/>
+
         <DataTemplate x:Key="PostalDestTemplate">
             <StackPanel Orientation="Horizontal">
                 <TextBlock Text="{Binding Dest}"/>
@@ -63,6 +66,7 @@
         </ControlTemplate>
         <ControlTemplate x:Key="WineQualityLevelTemplateExtended">
             <StackPanel Orientation="Horizontal">
+                <TextBlock Text="{Binding IsPredicate, Converter={StaticResource BoolToStarConverter}}" MinWidth="6"/>
                 <TextBlock Text="{Binding Name}" MinWidth="100" Margin="0,0,10,0"/>
                 <TextBlock Text="{Binding MinKmwStr}"/>
             </StackPanel>