Added CheckChanged() to CodePopupEditorControl.UpdateValue()

inabox.wpf/DynamicGrid/DynamicEditorForm/IDynamicEditorForm.cs

@@ -72,7 +72,7 @@ namespace InABox.DynamicGrid
             }
         }
 
-        public static IDynamicEditorControl FindEditor(this IDynamicEditorForm form, string columnName)
+        public static IDynamicEditorControl? FindEditor(this IDynamicEditorForm form, string columnName)
         {
             form.TryFindEditor(columnName, out var editor);
             return editor;

inabox.wpf/DynamicGrid/Editors/CodePopupEditor/CodePopupEditorControl.cs

@@ -253,6 +253,7 @@ public class CodePopupEditorControl : DynamicEditorControl<Guid, CodePopupEditor
                 SetEmptyValue();
             else
                 LookupValue("ID", value);
+            CheckChanged();
         }
     }