Helpers: Add Normalizer to normalize street names in addresses

Elwig/Windows/AdministrationWindow.cs

@@ -434,7 +434,7 @@ namespace Elwig.Windows {
             UpdateButtons();
         }
 
-        protected void TextBox_TextChanged(object sender, RoutedEventArgs? evt) {
+        protected void TextBox_TextChanged(object sender, TextChangedEventArgs? evt) {
             var input = (Control)sender;
             var tb = input as TextBox;
             if (SenderIsRequired(input) && tb?.Text.Length == 0) {
@@ -603,5 +603,13 @@ namespace Elwig.Windows {
         protected void AreaComTypeDetailsButton_Click(object sender, RoutedEventArgs? evt) {
             App.FocusBaseDataAreaComType();
         }
+
+        protected void AddressInput_TextChanged(object sender, TextChangedEventArgs? evt) {
+            if ((IsCreating || IsEditing) && sender is TextBox b) {
+                InputTextChanged(b, (i, r) => Validator.CheckAddress(i, r));
+            } else {
+                TextBox_TextChanged(sender, evt);
+            }
+        }
     }
 }