Contains implementation of user interface element factories. Describes a factory implementation. Specifies a user interface element type that a factory can create. Specifies a name of a single user interface element. Specifies a module that the factory is associated with. An empty string means that the factory can be used for every module. Specifies the UNO service implementation name to use to create a specified user interface element. Contains all registered factories for user interface elements. Contains UNO component implementation names that implements a user interface element factory service.