https://learn.microsoft.com/pt-br/dotnet/api/system.activities.presentation.propertyediting.categoryentry?view=netframework-4.8.1&viewFallbackFrom=net-10.0
CategoryEntry Class (System.Activities.Presentation.PropertyEditing) | Microsoft Learn
Models a Category, which consists of a localized name and a collection of properties.
class systemactivitiespresentationmicrosoftlearn