Defines properties of a specific user interface feature (e.g. button, button set, widget, etc.)

Item Summary
Name	Type	Multiplicity	Description
identifier	property anyURI	[1,1]	Widget identifier.
visibility	property UserInterfaceElementVisibilityType	[0,1]	Defines, whether this feature will be visible or it will be hidden.

Items
- identifier
  
  Flags: RAM,runtime
  
  Multiplicity: [1,1]
  
  Widget identifier. The feature specifications that come from different roles will be merged if they have the same identifier.
- visibility
  
  Flags: RAM,runtime,AVals:4
  
  Multiplicity: [0,1]
  
  Defines, whether this feature will be visible or it will be hidden.