The AppearanceRule node defines a particular conditional appearance rule.
NuGet Package: DevExpress.ExpressApp.ConditionalAppearance
The AppearanceRule node’s own properties are used for internal needs. The properties displayed in the Model Editor are inherited from the IAppearanceRuleProperties interface supported by this node.
To learn how to use the AppearanceRule node to add conditional appearance rules, refer to the Declare Conditional Appearance Rules in the Application Model topic.
This interface is a part of the Application Model infrastructure. You do not need to implement this interface in most cases.